Answer more than 30 days after a question was asked as first answer scoring 2 or more. This badge can be awarded multiple times.
earned this badge 3 times
What is the fastest elliptic curve operation f(P) in affine coordinates such that f^n(P)=P only if n is large?
Awarded Aug 10 '13 at 16:04
Is it possible to determine the group order by knowing the “public” and “private” key exponents in an RSA group?
Awarded Jul 11 '13 at 6:14
Awarded Jul 4 '13 at 11:08