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(PHP Extension) Demonstrates HMAC SHA256Demonstrates HMAC-SHA256. Also demonstrates HMAC-SHA1 and HMAC-MD5.
<?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 assumes Chilkat Crypt2 to have been previously unlocked. // See Unlock Crypt2 for sample code. // Demonstrates how to reproduce the following results found at // https://en.wikipedia.org/wiki/Hash-based_message_authentication_code // HMAC_SHA256("key", "The quick brown fox jumps over the lazy dog") = 0xf7bc83f430538424b13298e6aa6fb143ef4d59a14946175997479dbc2d1a3cd8 // HMAC_MD5("key", "The quick brown fox jumps over the lazy dog") = 0x80070713463e7749b90c2dc24911e275 // HMAC_SHA1("key", "The quick brown fox jumps over the lazy dog") = 0xde7c9b85b8b78aa6bc8a7a36f70a90701c9db4d9 $crypt = new CkCrypt2(); $crypt->put_MacAlgorithm('hmac'); $crypt->put_EncodingMode('hex'); $crypt->SetMacKeyString('key'); $sData = 'The quick brown fox jumps over the lazy dog'; $crypt->put_HashAlgorithm('SHA-256'); print 'HMAC_SHA256: ' . $crypt->macStringENC($sData) . "\n"; $crypt->put_HashAlgorithm('MD5'); print 'HMAC_MD5: ' . $crypt->macStringENC($sData) . "\n"; $crypt->put_HashAlgorithm('SHA-1'); print 'HMAC_SHA1: ' . $crypt->macStringENC($sData) . "\n"; // The output is the same (ignore case) // HMAC_SHA256: F7BC83F430538424B13298E6AA6FB143EF4D59A14946175997479DBC2D1A3CD8 // HMAC_MD5: 80070713463E7749B90C2DC24911E275 // HMAC_SHA1: DE7C9B85B8B78AA6BC8A7A36F70A90701C9DB4D9 ?> |
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