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hash_hmac (no version information, might be only in CVS) hash_hmac -- Generate a keyed hash value using the HMAC method Descriptionstring hash_hmac ( string algo, string data, string key [, bool raw_output] ) Parameters
- algo
Name of selected hashing algorithm (i.e. "md5", "sha256", "haval160,4", etc..)
- data
Message to be hashed.
- key
Shared secret key used for generating the HMAC variant of the message digest.
- raw_output
When set to TRUE, outputs raw binary data.
Default value (FALSE) outputs lowercase hexits.
Return Values
Returns a string containing the calculated message digest as lowercase hexits
unless raw_output is set to true in which case the raw
binary representation of the message digest is returned.
Examples
Example 1. hash_hmac() example <?php
echo hash_hmac('ripemd160', 'The quick brown fox jumped over the lazy dog.', 'secret');
?> |
The above example will output: b8e7ae12510bdfb1812e463a7f086122cf37e4f7 |
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hash_hmac_file
