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(PHP Extension) RSA Import Public Key from Certificate PEMUses a certificate's public key for RSA encryption. The public key from the certificate .pem file is used.
<?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"); $cert = new CkCert(); $success = $cert->LoadFromFile('qa_data/pem/mf_public_rsa.pem'); if ($success == false) { print $cert->lastErrorText() . "\n"; exit; } // pubKey is a CkPublicKey $pubKey = $cert->ExportPublicKey(); if ($cert->get_LastMethodSuccess() != true) { print $cert->lastErrorText() . "\n"; exit; } $rsa = new CkRsa(); $success = $rsa->ImportPublicKeyObj($pubKey); if ($success == false) { print $rsa->lastErrorText() . "\n"; exit; } $rsa->put_EncodingMode('base64'); $encryptedStr = $rsa->encryptStringENC('hello',false); print 'encrypted string = ' . $encryptedStr . "\n"; ?> |
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