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hmac.txt

Associated article: The HMAC Algorithm

Tags: Security          Design    

Published source code accompanying the article by William Stallings in which he examines the message authentication code (MAC) is a widely-used technique for performing message authentication. HMAC (short for "Keyed-Hashing for Message Authentication"), a variation on the MAC algorithm, has emerged as an Internet standard for a variety of applications.

					The HMAC Algorithm 
by William Stallings

Listing One
/* Function: hmac_md5 */
void
hmac_md5(text, text_len, key, key_len, digest)
unsigned char* text; /* pointer to data stream */
int text_len; /* length of data stream */
unsigned char* key; /* pointer to ...
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