Certificate exception differentiation for easier error handling.

24 files changed, 991 insertions, 125 deletions

diff --git a/doc/book/net.tex b/doc/book/net.tex
index 4d99f1bf..c5581e33 100644
--- a/doc/book/net.tex
+++ b/doc/book/net.tex
@@ -874,7 +874,7 @@ default behaviour is to fallback on a normal connection. To make
 \subsubsection{How it works} % ...............................................
 
 If you tried the previous examples, a
-{\vcode certificate\_verification\_exception} might have been thrown.
+{\vcode certificateException} might have been thrown.
 This is because the default certificate verifier in VMime did not manage to
 verify the certificate, and so could not trust it.
 
@@ -905,6 +905,8 @@ used is quite simple:
 issued by the next certificate in the chain;
 \item for every certificate in the chain, verify that the certificate is valid
 at the current time;
+\item ensure that the first certificate's subject name matches the hostname
+of the server;
 \item decide whether the subject's certificate can be trusted:
 	\begin{itemize}
 	\item first, verify that the the last certificate in the chain was
@@ -981,7 +983,7 @@ write your own verifier. Your verifier should inherit from the
 {\vcode vmime::security::cert::certificateVerifier} class and implement the
 method {\vcode verify()}. Then, if the specified certificate chain is trusted,
 simply return from the function, or else throw a
-{\vcode certificate\_verification\_exception}.
+{\vcode certificateException}.
 
 The following example shows how to implement an interactive certificate
 verifier which relies on the user's decision, and nothing else (you SHOULD NOT
@@ -1011,7 +1013,7 @@ public:
          return;  // OK, we trust the certificate
 
       // Don't trust this certificate
-      throw exceptions::certificate_verification_exception();
+      throw vmime::security::cert::certificateException();
    }
 };
 \end{lstlisting}
diff --git a/examples/example6_certificateVerifier.hpp b/examples/example6_certificateVerifier.hpp
index 65f0f4ad..e98f7874 100644
--- a/examples/example6_certificateVerifier.hpp
+++ b/examples/example6_certificateVerifier.hpp
@@ -15,7 +15,7 @@ public:
 
 			defaultCertificateVerifier::verify(chain, hostname);
 		}
-		catch (vmime::exceptions::certificate_verification_exception&)
+		catch (vmime::security::cert::certificateException&)
 		{
 			// Obtain subject's certificate
 			vmime::shared_ptr <vmime::security::cert::certificate> cert = chain->getAt(0);
@@ -44,7 +44,7 @@ public:
 				return;
 			}
 
-			throw vmime::exceptions::certificate_verification_exception
+			throw vmime::security::cert::certificateException
 				("User did not accept the certificate.");
 		}
 	}
diff --git a/src/vmime/exception.cpp b/src/vmime/exception.cpp
index dff7d497..ce57883c 100644
--- a/src/vmime/exception.cpp
+++ b/src/vmime/exception.cpp
@@ -35,19 +35,19 @@ const exception exception::NO_EXCEPTION;
 
 
 exception::exception()
-	: m_what(""), m_other(NULL)
+	: std::runtime_error(""), m_other(NULL)
 {
 }
 
 
 exception::exception(const string& what, const exception& other)
-	: m_what(what), m_other(&other != &NO_EXCEPTION ? other.clone() : NULL)
+	: std::runtime_error(what), m_other(&other != &NO_EXCEPTION ? other.clone() : NULL)
 {
 }
 
 
 exception::exception(const exception& e)
-	: std::exception(), m_what(e.what()), m_other(e.m_other == NULL ? NULL : e.m_other->clone())
+	: std::runtime_error(e.what()), m_other(e.m_other == NULL ? NULL : e.m_other->clone())
 {
 }
 
@@ -58,15 +58,12 @@ exception::~exception() throw()
 }
 
 
-const char* exception::what() const throw()
+void exception::chainException(const exception& other)
 {
-	return (m_what.c_str());
-}
-
+	exception* e = other.clone();
 
-const char* exception::what() throw()
-{
-	return (m_what.c_str());
+	delete m_other;
+	m_other = e;
 }
 
 
@@ -715,42 +712,6 @@ exception* tls_exception::clone() const { return new tls_exception(*this); }
 const char* tls_exception::name() const throw() { return "tls_exception"; }
 
 
-//
-// certificate_exception
-//
-
-certificate_exception::~certificate_exception() throw() {}
-certificate_exception::certificate_exception(const string& what, const exception& other)
-	: tls_exception(what, other) {}
-
-exception* certificate_exception::clone() const { return new certificate_exception(*this); }
-const char* certificate_exception::name() const throw() { return "certificate_exception"; }
-
-
-//
-// certificate_verification_exception
-//
-
-certificate_verification_exception::~certificate_verification_exception() throw() {}
-certificate_verification_exception::certificate_verification_exception(const string& what, const exception& other)
-	: certificate_exception(what, other) {}
-
-exception* certificate_verification_exception::clone() const { return new certificate_verification_exception(*this); }
-const char* certificate_verification_exception::name() const throw() { return "certificate_verification_exception"; }
-
-
-//
-// unsupported_certificate_type
-//
-
-unsupported_certificate_type::~unsupported_certificate_type() throw() {}
-unsupported_certificate_type::unsupported_certificate_type(const string& type, const exception& other)
-	: certificate_exception("Unsupported certificate type: '" + type + "'", other) {}
-
-exception* unsupported_certificate_type::clone() const { return new unsupported_certificate_type(*this); }
-const char* unsupported_certificate_type::name() const throw() { return "unsupported_certificate_type"; }
-
-
 #endif // VMIME_HAVE_TLS_SUPPORT
 
 
diff --git a/src/vmime/exception.hpp b/src/vmime/exception.hpp
index 3c547756..a279f305 100644
--- a/src/vmime/exception.hpp
+++ b/src/vmime/exception.hpp
@@ -39,11 +39,10 @@ namespace vmime
 /** Base class for VMime exceptions.
   */
 
-class VMIME_EXPORT exception : public std::exception
+class VMIME_EXPORT exception : public std::runtime_error
 {
 private:
 
-	string m_what;
 	exception* m_other;
 
 	exception();
@@ -55,19 +54,14 @@ public:
 
 	virtual ~exception() throw();
 
-	/** Return a description of the error.
+	/** Chain the specified exception with this exception.
 	  *
-	  * @return error message
+	  * @param other next exception in the chain
 	  */
-	const char* what() const throw();
+	void chainException(const exception& other);
 
-	/** Return a description of the error.
-	  *
-	  * @return error message
-	  */
-	const char* what() throw();
-
-	/** Return the next exception in the chain (encapsulated exception).
+	/** Return the next exception in the chain, that is the exception
+	  * that caused this exception. This permits nesting exceptions.
 	  *
 	  * @return next exception in the chain
 	  */
@@ -874,42 +868,6 @@ public:
 };
 
 
-class VMIME_EXPORT certificate_exception : public tls_exception
-{
-public:
-
-	certificate_exception(const string& what, const exception& other = NO_EXCEPTION);
-	~certificate_exception() throw();
-
-	exception* clone() const;
-	const char* name() const throw();
-};
-
-
-class VMIME_EXPORT certificate_verification_exception : public certificate_exception
-{
-public:
-
-	certificate_verification_exception(const string& what, const exception& other = NO_EXCEPTION);
-	~certificate_verification_exception() throw ();
-
-	exception* clone() const;
-	const char* name() const throw ();
-};
-
-
-class VMIME_EXPORT unsupported_certificate_type : public certificate_exception
-{
-public:
-
-	unsupported_certificate_type(const string& type, const exception& other = NO_EXCEPTION);
-	~unsupported_certificate_type() throw ();
-
-	exception* clone() const;
-	const char* name() const throw ();
-};
-
-
 #endif // VMIME_HAVE_TLS_SUPPORT
 
 
diff --git a/src/vmime/net/tls/openssl/TLSSession_OpenSSL.cpp b/src/vmime/net/tls/openssl/TLSSession_OpenSSL.cpp
index cf600a63..54e299ee 100644
--- a/src/vmime/net/tls/openssl/TLSSession_OpenSSL.cpp
+++ b/src/vmime/net/tls/openssl/TLSSession_OpenSSL.cpp
@@ -31,7 +31,7 @@
 #include "vmime/net/tls/openssl/TLSProperties_OpenSSL.hpp"
 #include "vmime/net/tls/openssl/OpenSSLInitializer.hpp"
 
-#include "vmime/exception.hpp"
+#include "vmime/security/cert/certificateException.hpp"
 
 #include <openssl/ssl.h>
 #include <openssl/err.h>
@@ -99,7 +99,7 @@ void TLSSession_OpenSSL::usePrivateKeyFile(const vmime::string& keyfile)
 		std::ostringstream oss;
 		oss << "Error loading private key from file " << keyfile;
 		oss << " - msg: " << sslErr;
-		throw exceptions::certificate_exception(oss.str());
+		throw security::cert::certificateException(oss.str());
 	}
 }
 
@@ -115,7 +115,7 @@ void TLSSession_OpenSSL::useCertificateChainFile(const vmime::string& chainFile)
 		std::ostringstream oss;
 		oss << "Error loading certificate from file " << chainFile;
 		oss << " - msg: " << sslErr;
-		throw exceptions::certificate_exception(oss.str());
+		throw security::cert::certificateException(oss.str());
 	}
 }
 
diff --git a/src/vmime/security/cert/X509Certificate.cpp b/src/vmime/security/cert/X509Certificate.cpp
index 2eebabfd..e4b14682 100644
--- a/src/vmime/security/cert/X509Certificate.cpp
+++ b/src/vmime/security/cert/X509Certificate.cpp
@@ -29,6 +29,9 @@
 
 #include "vmime/security/cert/X509Certificate.hpp"
 
+#include "vmime/security/cert/certificateNotYetValidException.hpp"
+#include "vmime/security/cert/certificateExpiredException.hpp"
+
 
 namespace vmime {
 namespace security {
@@ -40,6 +43,27 @@ X509Certificate::~X509Certificate()
 }
 
 
+void X509Certificate::checkValidity()
+{
+	const datetime now = datetime::now();
+
+	if (now < getActivationDate())
+	{
+		certificateNotYetValidException ex;
+		ex.setCertificate(dynamicCast <certificate>(shared_from_this()));
+
+		throw ex;
+	}
+	else if (now > getExpirationDate())
+	{
+		certificateExpiredException ex;
+		ex.setCertificate(dynamicCast <certificate>(shared_from_this()));
+
+		throw ex;
+	}
+}
+
+
 } // cert
 } // security
 } // vmime
diff --git a/src/vmime/security/cert/X509Certificate.hpp b/src/vmime/security/cert/X509Certificate.hpp
index 90e26d1f..d816646b 100644
--- a/src/vmime/security/cert/X509Certificate.hpp
+++ b/src/vmime/security/cert/X509Certificate.hpp
@@ -153,6 +153,15 @@ public:
 	  * @return the fingerprint of this certificate
 	  */
 	virtual const byteArray getFingerprint(const DigestAlgorithm algo) const = 0;
+
+	/** Checks that the certificate is currently valid. For the certificate
+	  * to be valid, the current date and time must be in the validity period
+	  * specified in the certificate.
+	  *
+	  * @throw certificateExpiredException if the certificate has expired
+	  * @throw certificateNotYetValidException if the certificate is not yet valid
+	  */
+	virtual void checkValidity();
 };
 
 
diff --git a/src/vmime/security/cert/certificateException.cpp b/src/vmime/security/cert/certificateException.cpp
new file mode 100644
index 00000000..29c987a9
--- /dev/null
+++ b/src/vmime/security/cert/certificateException.cpp
@@ -0,0 +1,78 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificateException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+certificateException::certificateException()
+	: exception("A problem occured with a certificate.")
+{
+}
+
+
+certificateException::certificateException(const std::string& what)
+	: exception(what)
+{
+}
+
+
+certificateException::~certificateException() throw()
+{
+}
+
+
+exception* certificateException::clone() const
+{
+	return new certificateException(what());
+}
+
+
+void certificateException::setCertificate(shared_ptr <certificate> cert)
+{
+	m_cert = cert;
+}
+
+
+shared_ptr <certificate> certificateException::getCertificate()
+{
+	return m_cert;
+}
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
diff --git a/src/vmime/security/cert/certificateException.hpp b/src/vmime/security/cert/certificateException.hpp
new file mode 100644
index 00000000..b60c06f6
--- /dev/null
+++ b/src/vmime/security/cert/certificateException.hpp
@@ -0,0 +1,89 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_SECURITY_CERT_CERTIFICATEEXCEPTION_HPP_INCLUDED
+#define VMIME_SECURITY_CERT_CERTIFICATEEXCEPTION_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificate.hpp"
+
+#include "vmime/exception.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+/** Thrown to indicate a problem with a certificate or certificate verification.
+  */
+class VMIME_EXPORT certificateException : public exception
+{
+public:
+
+	/** Constructs a certificateException with no detail message.
+	  */
+	certificateException();
+
+	/** Constructs a certificateException with a detail message.
+	  *
+	  * @param what a message that describes this exception
+	  */
+	certificateException(const std::string& what);
+
+	~certificateException() throw();
+
+	exception* clone() const;
+
+	/** Sets the certificate on which the problem occured.
+	  *
+	  * @param cert certificate
+	  */
+	void setCertificate(shared_ptr <certificate> cert);
+
+	/** Returns the certificate on which the problem occured.
+	  *
+	  * @return certificate
+	  */
+	shared_ptr <certificate> getCertificate();
+
+private:
+
+	shared_ptr <certificate> m_cert;
+};
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+#endif // VMIME_SECURITY_CERT_CERTIFICATEEXCEPTION_HPP_INCLUDED
diff --git a/src/vmime/security/cert/certificateExpiredException.cpp b/src/vmime/security/cert/certificateExpiredException.cpp
new file mode 100644
index 00000000..c450f6be
--- /dev/null
+++ b/src/vmime/security/cert/certificateExpiredException.cpp
@@ -0,0 +1,55 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificateExpiredException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+certificateExpiredException::certificateExpiredException()
+	: certificateException("The certificate has expired.")
+{
+}
+
+
+exception* certificateExpiredException::clone() const
+{
+	return new certificateExpiredException();
+}
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
diff --git a/src/vmime/security/cert/certificateExpiredException.hpp b/src/vmime/security/cert/certificateExpiredException.hpp
new file mode 100644
index 00000000..7560741b
--- /dev/null
+++ b/src/vmime/security/cert/certificateExpiredException.hpp
@@ -0,0 +1,65 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_SECURITY_CERT_CERTIFICATEEXPIREDEXCEPTION_HPP_INCLUDED
+#define VMIME_SECURITY_CERT_CERTIFICATEEXPIREDEXCEPTION_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificate.hpp"
+#include "vmime/security/cert/certificateException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+/** Thrown when the current date and time is after the validity period
+  * specified in the certificate.
+  */
+class VMIME_EXPORT certificateExpiredException : public certificateException
+{
+public:
+
+	/** Constructs a certificateExpiredException with no detail message.
+	  */
+	certificateExpiredException();
+
+	exception* clone() const;
+};
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+#endif // VMIME_SECURITY_CERT_CERTIFICATEEXPIREDEXCEPTION_HPP_INCLUDED
diff --git a/src/vmime/security/cert/certificateIssuerVerificationException.cpp b/src/vmime/security/cert/certificateIssuerVerificationException.cpp
new file mode 100644
index 00000000..1e57b6d2
--- /dev/null
+++ b/src/vmime/security/cert/certificateIssuerVerificationException.cpp
@@ -0,0 +1,55 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificateIssuerVerificationException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+certificateIssuerVerificationException::certificateIssuerVerificationException()
+	: certificateException("Certificate subject/issuer verification failed.")
+{
+}
+
+
+exception* certificateIssuerVerificationException::clone() const
+{
+	return new certificateIssuerVerificationException();
+}
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
diff --git a/src/vmime/security/cert/certificateIssuerVerificationException.hpp b/src/vmime/security/cert/certificateIssuerVerificationException.hpp
new file mode 100644
index 00000000..3d3f9a1d
--- /dev/null
+++ b/src/vmime/security/cert/certificateIssuerVerificationException.hpp
@@ -0,0 +1,65 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_SECURITY_CERT_CERTIFICATEISSUERVERIFICATIONEXCEPTION_HPP_INCLUDED
+#define VMIME_SECURITY_CERT_CERTIFICATEISSUERVERIFICATIONEXCEPTION_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificate.hpp"
+#include "vmime/security/cert/certificateException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+/** Thrown when a certificate in a certificate chain cannot be verified
+  * against the next certificate in the chain (the issuer).
+  */
+class VMIME_EXPORT certificateIssuerVerificationException : public certificateException
+{
+public:
+
+	/** Constructs a certificateIssuerVerificationException with no detail message.
+	  */
+	certificateIssuerVerificationException();
+
+	exception* clone() const;
+};
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+#endif // VMIME_SECURITY_CERT_CERTIFICATEISSUERVERIFICATIONEXCEPTION_HPP_INCLUDED
diff --git a/src/vmime/security/cert/certificateNotTrustedException.cpp b/src/vmime/security/cert/certificateNotTrustedException.cpp
new file mode 100644
index 00000000..12b932e6
--- /dev/null
+++ b/src/vmime/security/cert/certificateNotTrustedException.cpp
@@ -0,0 +1,55 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificateNotTrustedException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+certificateNotTrustedException::certificateNotTrustedException()
+	: certificateException("Cannot verify certificate against trusted certificates.")
+{
+}
+
+
+exception* certificateNotTrustedException::clone() const
+{
+	return new certificateNotTrustedException();
+}
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
diff --git a/src/vmime/security/cert/certificateNotTrustedException.hpp b/src/vmime/security/cert/certificateNotTrustedException.hpp
new file mode 100644
index 00000000..35881cc3
--- /dev/null
+++ b/src/vmime/security/cert/certificateNotTrustedException.hpp
@@ -0,0 +1,65 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_SECURITY_CERT_CERTIFICATENOTTRUSTEDEXCEPTION_HPP_INCLUDED
+#define VMIME_SECURITY_CERT_CERTIFICATENOTTRUSTEDEXCEPTION_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificate.hpp"
+#include "vmime/security/cert/certificateException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+/** Thrown when a certificate cannot be verified against root and/or
+  * trusted certificates.
+  */
+class VMIME_EXPORT certificateNotTrustedException : public certificateException
+{
+public:
+
+	/** Constructs a certificateNotTrustedException with no detail message.
+	  */
+	certificateNotTrustedException();
+
+	exception* clone() const;
+};
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+#endif // VMIME_SECURITY_CERT_CERTIFICATENOTTRUSTEDEXCEPTION_HPP_INCLUDED
diff --git a/src/vmime/security/cert/certificateNotYetValidException.cpp b/src/vmime/security/cert/certificateNotYetValidException.cpp
new file mode 100644
index 00000000..da712b35
--- /dev/null
+++ b/src/vmime/security/cert/certificateNotYetValidException.cpp
@@ -0,0 +1,55 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificateNotYetValidException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+certificateNotYetValidException::certificateNotYetValidException()
+	: certificateException("The certificate is not yet valid.")
+{
+}
+
+
+exception* certificateNotYetValidException::clone() const
+{
+	return new certificateNotYetValidException();
+}
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
diff --git a/src/vmime/security/cert/certificateNotYetValidException.hpp b/src/vmime/security/cert/certificateNotYetValidException.hpp
new file mode 100644
index 00000000..e412f466
--- /dev/null
+++ b/src/vmime/security/cert/certificateNotYetValidException.hpp
@@ -0,0 +1,65 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_SECURITY_CERT_CERTIFICATENOTYETVALIDEXCEPTION_HPP_INCLUDED
+#define VMIME_SECURITY_CERT_CERTIFICATENOTYETVALIDEXCEPTION_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificate.hpp"
+#include "vmime/security/cert/certificateException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+/** Thrown when the current date and time is before the validity period
+  * specified in the certificate.
+  */
+class VMIME_EXPORT certificateNotYetValidException : public certificateException
+{
+public:
+
+	/** Constructs a certificateNotYetValidException with no detail message.
+	  */
+	certificateNotYetValidException();
+
+	exception* clone() const;
+};
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+#endif // VMIME_SECURITY_CERT_CERTIFICATENOTYETVALIDEXCEPTION_HPP_INCLUDED
diff --git a/src/vmime/security/cert/certificateVerifier.hpp b/src/vmime/security/cert/certificateVerifier.hpp
index c72c84cb..ae1ee312 100644
--- a/src/vmime/security/cert/certificateVerifier.hpp
+++ b/src/vmime/security/cert/certificateVerifier.hpp
@@ -29,6 +29,11 @@
 
 #include "vmime/security/cert/certificateChain.hpp"
 
+#include "vmime/security/cert/unsupportedCertificateTypeException.hpp"
+#include "vmime/security/cert/certificateIssuerVerificationException.hpp"
+#include "vmime/security/cert/certificateNotTrustedException.hpp"
+#include "vmime/security/cert/serverIdentityException.hpp"
+
 
 namespace vmime {
 namespace security {
@@ -45,9 +50,18 @@ public:
 	  *
 	  * @param chain certificate chain
 	  * @param hostname server hostname
-	  * @throw exceptions::certificate_verification_exception if one
-	  * or more certificates can not be trusted, or the server identity
-	  * cannot be verified
+	  * @throw unsupportedCertificateTypeException if a certificate in the
+	  * chain is of unsupported format
+	  * @throw certificateExpiredException if a certificate in the chain
+	  * has expired
+	  * @throw certificateNotYetValidException if a certificate in the chain
+	  * is not yet valid
+	  * @throw certificateNotTrustedException if a certificate in the chain
+	  * cannot be verified against root and/or trusted certificates
+	  * @throw certificateIssuerVerificationException if a certificate in the
+	  * chain cannot be verified against the next certificate (issuer)
+	  * @throw serverIdentityException if the subject name of the certificate
+	  * does not match the hostname of the server
 	  */
 	virtual void verify(shared_ptr <certificateChain> chain, const string& hostname) = 0;
 };
diff --git a/src/vmime/security/cert/defaultCertificateVerifier.cpp b/src/vmime/security/cert/defaultCertificateVerifier.cpp
index 1a95b353..31661617 100644
--- a/src/vmime/security/cert/defaultCertificateVerifier.cpp
+++ b/src/vmime/security/cert/defaultCertificateVerifier.cpp
@@ -65,7 +65,7 @@ void defaultCertificateVerifier::verify
 	if (type == "X.509")
 		verifyX509(chain, hostname);
 	else
-		throw exceptions::unsupported_certificate_type(type);
+		throw unsupportedCertificateTypeException(type);
 }
 
 
@@ -86,29 +86,22 @@ void defaultCertificateVerifier::verifyX509
 
 			if (!cert->checkIssuer(next))
 			{
-				throw exceptions::certificate_verification_exception
-					("Subject/issuer verification failed.");
+				certificateIssuerVerificationException ex;
+				ex.setCertificate(cert);
+
+				throw ex;
 			}
 		}
 	}
 
 	// For every certificate in the chain, verify that the certificate
 	// is valid at the current time
-	const datetime now = datetime::now();
-
 	for (unsigned int i = 0 ; i < chain->getCount() ; ++i)
 	{
 		shared_ptr <X509Certificate> cert =
 			dynamicCast <X509Certificate>(chain->getAt(i));
 
-		const datetime begin = cert->getActivationDate();
-		const datetime end = cert->getExpirationDate();
-
-		if (now < begin || now > end)
-		{
-			throw exceptions::certificate_verification_exception
-				("Validity date check failed.");
-		}
+		cert->checkValidity();
 	}
 
 	// Check whether the certificate can be trusted
@@ -144,15 +137,19 @@ void defaultCertificateVerifier::verifyX509
 
 	if (!trusted)
 	{
-		throw exceptions::certificate_verification_exception
-			("Cannot verify certificate against trusted certificates.");
+		certificateNotTrustedException ex;
+		ex.setCertificate(firstCert);
+
+		throw ex;
 	}
 
 	// Ensure the first certificate's subject name matches server hostname
 	if (!firstCert->verifyHostName(hostname))
 	{
-		throw exceptions::certificate_verification_exception
-			("Server identity cannot be verified.");
+		serverIdentityException ex;
+		ex.setCertificate(firstCert);
+
+		throw ex;
 	}
 }
 
diff --git a/src/vmime/security/cert/openssl/X509Certificate_OpenSSL.cpp b/src/vmime/security/cert/openssl/X509Certificate_OpenSSL.cpp
index 58d74bf9..70ff50c0 100644
--- a/src/vmime/security/cert/openssl/X509Certificate_OpenSSL.cpp
+++ b/src/vmime/security/cert/openssl/X509Certificate_OpenSSL.cpp
@@ -38,7 +38,8 @@
 
 #include "vmime/utility/outputStreamByteArrayAdapter.hpp"
 
-#include "vmime/exception.hpp"
+#include "vmime/security/cert/certificateException.hpp"
+#include "vmime/security/cert/unsupportedCertificateTypeException.hpp"
 
 #include <openssl/x509.h>
 #include <openssl/x509v3.h>
@@ -234,7 +235,7 @@ void X509Certificate_OpenSSL::write
 	}
 	else
 	{
-		throw vmime::exceptions::unsupported_certificate_type("Unknown cert type");
+		throw unsupportedCertificateTypeException("Unknown format");
 	}
 
 	return; // #### Early Return ####
@@ -250,7 +251,7 @@ err:
 		char errstr[256];
 		long ec = ERR_get_error();
 		ERR_error_string(ec, errstr);
-		throw vmime::exceptions::certificate_exception(
+		throw certificateException(
 			"OpenSSLX509Certificate_OpenSSL::write exception - " + string(errstr));
 	}
 }
diff --git a/src/vmime/security/cert/serverIdentityException.cpp b/src/vmime/security/cert/serverIdentityException.cpp
new file mode 100644
index 00000000..585d1021
--- /dev/null
+++ b/src/vmime/security/cert/serverIdentityException.cpp
@@ -0,0 +1,55 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/serverIdentityException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+serverIdentityException::serverIdentityException()
+	: certificateException("Server identity cannot be verified.")
+{
+}
+
+
+exception* serverIdentityException::clone() const
+{
+	return new serverIdentityException();
+}
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
diff --git a/src/vmime/security/cert/serverIdentityException.hpp b/src/vmime/security/cert/serverIdentityException.hpp
new file mode 100644
index 00000000..47feced7
--- /dev/null
+++ b/src/vmime/security/cert/serverIdentityException.hpp
@@ -0,0 +1,65 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_SECURITY_CERT_SERVERIDENTITYEXCEPTION_HPP_INCLUDED
+#define VMIME_SECURITY_CERT_SERVERIDENTITYEXCEPTION_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificate.hpp"
+#include "vmime/security/cert/certificateException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+/** Thrown when the subject name of a certificate does not match
+  * the hostname of the server.
+  */
+class VMIME_EXPORT serverIdentityException : public certificateException
+{
+public:
+
+	/** Constructs a serverIdentityException with no detail message.
+	  */
+	serverIdentityException();
+
+	exception* clone() const;
+};
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+#endif // VMIME_SECURITY_CERT_SERVERIDENTITYEXCEPTION_HPP_INCLUDED
diff --git a/src/vmime/security/cert/unsupportedCertificateTypeException.cpp b/src/vmime/security/cert/unsupportedCertificateTypeException.cpp
new file mode 100644
index 00000000..b27bb8be
--- /dev/null
+++ b/src/vmime/security/cert/unsupportedCertificateTypeException.cpp
@@ -0,0 +1,61 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/unsupportedCertificateTypeException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+unsupportedCertificateTypeException::unsupportedCertificateTypeException(const string& type)
+	: certificateException(string("Unsupported certificate type: '") + type + "'."),
+	  m_type(type)
+{
+}
+
+
+unsupportedCertificateTypeException::~unsupportedCertificateTypeException() throw()
+{
+}
+
+
+exception* unsupportedCertificateTypeException::clone() const
+{
+	return new unsupportedCertificateTypeException(m_type);
+}
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
diff --git a/src/vmime/security/cert/unsupportedCertificateTypeException.hpp b/src/vmime/security/cert/unsupportedCertificateTypeException.hpp
new file mode 100644
index 00000000..356ac32b
--- /dev/null
+++ b/src/vmime/security/cert/unsupportedCertificateTypeException.hpp
@@ -0,0 +1,72 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <[email protected]>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_SECURITY_CERT_UNSUPPORTEDCERTIFICATETYPEEXCEPTION_HPP_INCLUDED
+#define VMIME_SECURITY_CERT_UNSUPPORTEDCERTIFICATETYPEEXCEPTION_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+
+#include "vmime/security/cert/certificate.hpp"
+#include "vmime/security/cert/certificateException.hpp"
+
+
+namespace vmime {
+namespace security {
+namespace cert {
+
+
+/** Thrown when a certificate is of unsupported format.
+  */
+class VMIME_EXPORT unsupportedCertificateTypeException : public certificateException
+{
+public:
+
+	/** Constructs a unsupportedCertificateTypeException.
+	  *
+	  * @param type certificate type
+	  */
+	unsupportedCertificateTypeException(const string& type);
+
+	~unsupportedCertificateTypeException() throw();
+
+	exception* clone() const;
+
+private:
+
+	string m_type;
+};
+
+
+} // cert
+} // security
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_TLS_SUPPORT
+
+#endif // VMIME_SECURITY_CERT_UNSUPPORTEDCERTIFICATETYPEEXCEPTION_HPP_INCLUDED