ctftime

My solutions for various CTF challenges

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Something in Common

Crypto - Points: 500

We’ve managed to gather the details in the given file. We need a professional cryptographer to decipher the message. Are you up to the task?

rsa_details.txt

Two ciphertexts with different exponents, but same modulus.

Exploit script can be found here: https://github.com/a0xnirudh/Exploits-and-Scripts/blob/master/RSA%20Attacks/RSA:%20Common%20modulus%20attack.py

flag: TUCTF{Y0U_SH0ULDNT_R3US3_TH3_M0DULUS}