flying_sky

13th place

3338 points


Solves

Challenge Category Value Time
man in the middle Diffie-Hellman 464
no hash elgamal Diffie-Hellman 496
wiener attack RSA - Private exponent 223
low public exponent RSA - Public exponent 244
common modulus RSA - Modulu 244
factor attack 2 RSA - Modulu 265
factor attack RSA - Modulu 200
easy baby RSA RSA - Starter 100
LCG Symmetric cipher - Keystream 100
cut paste Symmetric cipher - Block cipher 285
bit-flipping Symmetric cipher - Block cipher 152
Caesar Classical cipher 265
RC4 Symmetric cipher - Stream cipher 100
Pwntools Python 200