[openssl-users] Enable the FIPS mode in the library level
Dr. Matthias St. Pierre
Matthias.St.Pierre at ncp-e.com
Mon Mar 5 11:04:43 UTC 2018
On 05.03.2018 11:57, Dr. Matthias St. Pierre wrote:
> However, I am sceptical whether this approach will be accepted,
> because there are (at least) two potential problems:
> * Normally, it is mandatory to check the result of FIPS_mode_set() or
> FIPS_mode() to ensure that the FIPS initialization succeeded. However,
> an application which is not FIPS-aware won't check the result.
> * It can happen that applications which have their own configuration
> and enable/disable FIPS mode explicitely, call FIPS_mode_set(0)
One more obstacle: In FIPS mode it is not allowed to use low level
crypto algorithms, only the EVP interface is allowed. So most of your
non-fips-aware applications will malfunction when forced into FIPS mode.
The consequence is: it's probably not possible to do it.
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