On Mon, Jun 25, 2018 at 12:00:18PM +0200, Stephan Müller wrote: > According to SP800-56A section 5.6.2.1, the public key to be processed > for the ECDH operation shall be checked for appropriateness. When the > public key is considered to be an ephemeral key, the partial validation > test as defined in SP800-56A section 5.6.2.3.4 can be applied. > > The partial verification test requires the presence of the field > elements of a and b. For the implemented NIST curves, b is defined in > FIPS 186-4 appendix D.1.2. The element a is implicitly given with the > Weierstrass equation given in D.1.2 where a = p - 3. > > Without the test, the NIST ACVP testing fails. After adding this check, > the NIST ACVP testing passes. > > Signed-off-by: Stephan Mueller <smueller@xxxxxxxxxx> Patch applied. Thanks. -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
