Super_Safe_RSA_2

Super Safe RSA 2

Cryptography - 425 points

Challenge

Wow, he made the exponent really large so the encryption MUST be safe, right?! Connect with nc 2018shell2.picoctf.com 29661.

Hint

What is the usual value for e?

Solution

Wiener Attack

https://github.com/zst123/easyctf_iv-2018-writeups/tree/master/Solved/RSA_v

Flag

picoCTF{w@tch_y0ur_Xp0n3nt$_c@r3fu11y_5495627}