| CTF | Challenge | Author | Tags | Writeup |
|---|---|---|---|---|
| TG:HACK 2020 | Useless Crap | willsroot | Pwn, Shellcode, Seccomp, Rop, Easy heap | Link |
| Houseplant CTF 2020 | Tough | willsroot | Reverse, Java | Link |
| Houseplant CTF 2020 | RTCP trivia | enjloezz | Mobile Reverse, Socket, AES | Link |
| Houseplant CTF 2020 | Blog from the future | enjloezz | Web, Socket, AES, SQLi | Link |
| TJCTF CTF 2020 | Naughty | willsroot | Pwn, Format String | Link |
| redpwnCTF 2020 | four-function-heap | willsroot | Pwn, Heap | Link |
| redpwnCTF 2020 | zero-the-hero | willsroot | Pwn, Heap, FSOP | Link |
| redpwnCTF 2020 | tetanus | willsroot | Pwn, Heap, Rust | Link |
| redpwnCTF 2020 | tetanus-shot | willsroot | Pwn, Heap, Rust, CVE | Link |
| redpwnCTF 2020 | albatross | bjornmorten | Jail, Code-Golfing | Link |
| redpwnCTF 2020 | wintendo-nii | hevr | Reverse, Firmware | Link |
| redpwnCTF 2020 | chezzzboard | hevr | Reverse, Z3 | Link |
| CUCTF 2020 | HotRod | willsroot | Kernel, Heap, Race, Timerfd_Ctx | Link |
| CUCTF 2020 | HotRod | D3v17 | Kernel, Heap, Race, Timerfd_Ctx | Link |
| CUCTF 2020 | Dr. Xorisaurus | willsroot | Glibc, 2.32, UAF | Link |