# Tag Info

## New answers tagged attack

### Crack RSA with $e$ and $d$?

Since this is a CTF, I won't give quite a full solution, just try to unstuck the OP (who seemingly made significant progress). We are given $e$ and $d$. That makes us sure that \$e\,d\equiv1\pmod{\...
• 132k

### Stuck on a cryptanalytical research project

There is already a good answer. In addition, if you think actual cryptosystems used today are at risk but you believe "clock arithmetic" works makes me think actual (public key) ...
• 19.1k

### Stuck on a cryptanalytical research project

The fact that your attack only works when you're using "normal math" and not "cryptographical math" (by which I assume you probably mean modular arithmetic, or perhaps arithmetic ...
• 45.4k