Validating RSA Random Probably Prime KAT !!

[Hareesh D]

Looks like BN_is_prime_ex() is the API to check this test.

On Wed, 26 Jun 2019, 18:59 Hareesh D, <hareesh.sai at gmail.com> wrote:

> These is a testvector available in NIST Keyagrn_186-3_Random
> ProbablyPrime3_3_KAT.txt.
>
> Is it possible to verify this with OpenSSL1.1.1a. If yes, Can you please
> give the corresponding APIs to be used.
>
> I considered prandom, qrandom as factors p, q and tried checking RSA key
> generation with the mentioned exponent. But results are not as expected. I
> guess prandom, qrandom are to be used as only initial random prime numbers
> and see that key generation tries to generate a new random number when they
> are not meeting the criteria as mentioned in the *.txt file (reason as part
> of Result) .
> Just my assumption.
>
> Is this file really a test vector and implementations should comply? I see
> some info about this in rsa2vs.pdf (available in NIST) section 6.2.2.1.
>
> How OpenSSL complies to this.
>
> Thanks !!
>
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