_gcry_mpi_gcd calculation wrong

[Stephan Mueller]

Am Freitag, 15. Februar 2019, 09:40:00 CET schrieb Stephan Mueller:

Hi,

> Hi,
> 
> I am trying to check whether the following P and Q values lead to a proper
> RSA key or not (i.e. I want to check whether P and Q would be the right
> candidates for an RSA key).
> 
> e = a6db5b
> 
> p =
> bdb4a50991c2d6cf2aeaef86068a026f1a45463697c23f7567c0cbfc5da5bc7b0b70d6e44da3
> 3df2e6bca8152292a3c6b776ea2e9f6528ea5d3e74afc19ee271ca940c2bcde6f18bf20c068b
> b973387d681b12d3689606825987d7bfc241cea0741a1be3a253f83e1654062db92b85287be8
> b385488a0eae13a4fe497d4fe751d588d0839086d1b935bf70bf715c34f87ed54cba51300aaa
> f53bdea5288726c7527a028dc2acf8962826a99ede37fad7b7310a77afb2bb8d9306350dc758
> 930f
> 
> q =
> c23121afc2530f01528bdf680d6d718f4719792d6137ef4500ea7bf993209c6d324999d66835
> 9953c71f8b320ea02af9d4b0f5199c2fef7ccda71f507cafd83d02183fd1575815d41eca6a2c
> ec39104e9209ccbe0800a8c277077a27e726d73c2a0b6834313d0dc7a749c036d1edaafb48dd
> 2a80ec191446b8958ba5e42d2b6424203ea26dc60e6c8397e605398c1e7da441c0ab142a2960
> 1bda839e8d69fe037115a2c712910a56beb9b19b938215cecf4e339f05b76059041568016fe6
> 4851
> 
> I convert the input data into the following SEXP:
> 
> (genkey(rsa(nbits 4:3072)(test-parms(e 8:10935131)(p %b)(q %b))))

Apologies for the noise. The error is on my side. e must be provided as binary 
string and not as an integer.

Please disregard the email.

Ciao
Stephan