GoodAES

intro crypto FCSC 2026 solved on

Description

AES (Advanced Encryption Standard) is used in tens of billions of products. This symmetric encryption algorithm has found its way in computers, phones, cars, watches… It is used to protect data of all kind.

It is therefore critical to know how to use it, to encrypt and decrypt data. Here is a flag encrypted with AES-128 in CBC mode, decrypt it.

Files

  • good-aes.py
    244 B – 790277f59382907226f2ad13699a99aa560439301f5fd21a2317ee583780deb3

Author

ElyKar

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DateAuthor Language Tags
2026-06-29
resowifix
🇫🇷
2026-07-05
uvsq21915985
🇫🇷