Question about implementing a test for BCryptGetFipsAlgorithmMode

Juan Lang juan.lang at
Wed Sep 24 18:16:46 CDT 2014

On Tue, Sep 23, 2014 at 2:47 PM, Kai Blaschke <kai.blaschke at>

> Kai, out of curiosity, is there an app that depends on being able to
>> enable FIPS mode?
>> --Juan
> The only real-life implementation I know about using the flag and actually
> implementing FIPS is the MS .NET framework. Any application making use of
> functionality in the System.Security.Cryptography namespace will be limited
> to algorithms allowed in FIPS if the setting is enabled. You can try this
> by enabling FIPS on Windows and playing Terraria, for example. In this
> case, the application depends on FIPS mode being disabled.

I see. In that case, I think you could just leave it disabled all the time,
no? I don't see any sense in pretending to enable FIPS mode, personally.
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