On Thu, May 23, 2013, [email protected] wrote:

> Can one use HMAC through EVP?  If so, can someone point me to an example?
> 
> It seems that when the OpenSSL module is in FIPS mode, it doesn't like 
> programs using HMAC_*() functions directly:
> 
> "OpenSSL internal error, assertion failed: Low level API call to digest SHA1 
> forbidden in FIPS mode!"
> 

That shouldn't happen. The HMAC_* interface is used by the TLS code in FIPS
mode so it does work.

Steve.
--
Dr Stephen N. Henson. OpenSSL project core developer.
Commercial tech support now available see: http://www.openssl.org
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