CTFs

Binary/pwn:

• ROP Emporium - ret2win
• THM - PWN101 - Integer Overflow
• THM - PWN101 - Format String Attack
• ROPEmporium - callme
• ROPEmporium - badchars

Reversing

• Crakmes.one - cracknkeygen
• Crakmes.one - P@ssw0rd
• Crakmes.one - angry
• RootMe - PRNG Challenge

Cryptography

• RootMe - RSA Factorisation
• picoCTF - Mini RSA
• picoCTF - Compress and Attack
• picoCTF - Mind your Ps and Qs
• picoCTF - Sum-O-Primes
• Cryptohack - Forbidden Fruit

Web:

• HTB - Conducting SQLi
• HTB - Desires

Malware analysis

• Cyberdefenders - Malware Traffic Analysis 2 - Difficulty: Medium
• Cyberdefenders - RE101 - Difficulty: Medium