1. 2000-03-31 Re: HMAC implementation ms-crypto SLEE 2. 2000-03-24 Re: HMAC implementation ms-crypto Jeff Spelman 3. 2000-03-23 Re: HMAC implementation ms-crypto Shin Lee 4. 1997-05-15 Re: HMAC implementation ms-crypto Bronislav Kavsan 5. 1997-05-13 HMAC implementation ms-crypto Jeff Spelman