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(PHP Extension) Verify SSL Server CertificateDemonstrates how to connect to an SSL server and verify its SSL certificate.
<?php // The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number. // For example, if using Chilkat v9.5.0.48, then include as shown here: include("chilkat_9_5_0.php"); // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. $socket = new CkSocket(); $ssl = true; $maxWaitMillisec = 20000; // The SSL server hostname may be an IP address, a domain name, // or "localhost". $sslServerHost = 'www.paypal.com'; $sslServerPort = 443; // Connect to the SSL server: $success = $socket->Connect($sslServerHost,$sslServerPort,$ssl,$maxWaitMillisec); if ($success != true) { print $socket->lastErrorText() . "\n"; exit; } // cert is a CkCert $cert = $socket->GetSslServerCert(); if ($socket->get_LastMethodSuccess() != false) { print 'Server Certificate:' . "\n"; print 'Distinguished Name: ' . $cert->subjectDN() . "\n"; print 'Common Name: ' . $cert->subjectCN() . "\n"; print 'Issuer Distinguished Name: ' . $cert->issuerDN() . "\n"; print 'Issuer Common Name: ' . $cert->issuerCN() . "\n"; $bExpired = $cert->get_Expired(); $bRevoked = $cert->get_Revoked(); $bSignatureVerified = $cert->get_SignatureVerified(); $bTrustedRoot = $cert->get_TrustedRoot(); print 'Expired: ' . $bExpired . "\n"; print 'Revoked: ' . $bRevoked . "\n"; print 'Signature Verified: ' . $bSignatureVerified . "\n"; print 'Trusted Root: ' . $bTrustedRoot . "\n"; } // Close the connection with the server // Wait a max of 20 seconds (20000 millsec) $success = $socket->Close(20000); ?> |
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