[https://github.com/ozancetin/CTF-Writeups/blob/master/2019/Sunshine-CTF-2019/CRYPTO/README.md#welcome-crypto-50](https://github.com/ozancetin/CTF-Writeups/blob/master/2019/Sunshine-CTF-2019/CRYPTO/README.md#welcome-crypto-50)

Original writeup (https://github.com/ozancetin/CTF-Writeups/blob/master/2019/Sunshine-CTF-2019/CRYPTO/README.md#welcome-crypto-50).