On Sun, Apr 23, 2023 at 02:03:13PM -0400, Robert Moskowitz wrote: > >> I want the 64 byte signature. > > Example: > > > > $ openssl pkeyutl -sign -inkey edkey.pem -in /tmp/foo.dat -rawin | xxd -p -c 66 > > 4865baed71e2aaba0aef5de8f5f268c93715a9efd86e47de7babaec7868b7f60a9cea24b14016367564999cfa691abdcc0a88c68e6eec52e2476fcf782d93206 > > What ver of openssl is -rawin supported? The "-rawin" option is available as of OpenSSL 3.0. > My Fedora35 system that I am using for testing does not have it: ver 1.1.q > > I do have F37 system that I can test with. Fedora 36 is sufficient. > And why -c 66 ? Any value >= 64 is sufficient. -- Viktor.