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(PHP ActiveX) Demonstrates HMAC SHA256Demonstrates HMAC-SHA256. Also demonstrates HMAC-SHA1 and HMAC-MD5.
<?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 // For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.Crypt2') $crypt = new COM("Chilkat.Crypt2"); $crypt->MacAlgorithm = 'hmac'; $crypt->EncodingMode = 'hex'; $crypt->SetMacKeyString('key'); $sData = 'The quick brown fox jumps over the lazy dog'; $crypt->HashAlgorithm = 'SHA-256'; print 'HMAC_SHA256: ' . $crypt->macStringENC($sData) . "\n"; $crypt->HashAlgorithm = 'MD5'; print 'HMAC_MD5: ' . $crypt->macStringENC($sData) . "\n"; $crypt->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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