- This repo contains my journey on Capture the Flag. All write-up on this repo is created by me or my team when competing in national/international CTF events. Some of the write-up/PoC on this repo is my challenges that i created for CTF events.
- MyCTFNotes: contains cheat sheets/notes from websites
- I hope this repo will help you to study about CTF especially in the field of Digital Forensics (which im into it)
- Blog: https://keii.codes/
- Graduated from National Cyber and Crypto Polytechnic, XX Batch Cryptographical Software Engineering field of interest on Cryptography Engineering Major.
- Currently serving the country at the National Cyber and Crypto Agency.
- Usually playing with SNI Cybersecurity Team or with my friend itoid as KEITO team.
- Mainly playing on Forensics, so you will find more write-ups on Forensic related topics.
- Also sometimes trying to solve Rev/Web .
| Event | Rank | Team | Note |
|---|---|---|---|
| HackTheBox University CTF 2023 | Participant | PoltekSSN | - |
| Cyberyolk 2023 | Only REV | Individual | - |
| FindIT 2024 Qualification | Rank 14 | IDK | Solved All Forensic |
| FindIT 2024 Final | Rank 8 | IDK | Solved All Forensic |
| Hacktheon Sejong 2024 Qualification | Rank 12 | No_Geming_b0z | - |
| HTB Cyber Apocalypse 2024 | Top 60 | SNI | Solved 9/10 Forensics |
| Jersey CTF 2024 | Rank 16 | SNI | Solved All Forensic |
| San Diego CTF 2024 | Rank 47 | SNI | Solved All Forensic |
| Nullcon HackIM Berlin CTF 2024 | 3rd Place | SNI | Web |
| Space Heroes CTF 2024 | 2nd Place | SNI | Solved All Forensic |
| KMIPN VI Final - 2024 | 1st Place | KEITO | Solved All Forensic |
| Technofair 11 2024 Qualification - Gunadarma University | Rank 5 | KEITO | Solved All Forensic |
| Wreck IT 5.0 Junior Qualification - National Cyber and Crypto Polytechnic | - | Challenge Author | Reverse, Forensic, Web |
| Wreck IT 5.0 Junior Final - National Cyber and Crypto Polytechnic | - | Challenge Author | Reverse, Forensic, Web |
| Cyber Ops Clash 2024 Qualification & Final - Meta4Sec | - | Challenge Author | Only Forensics |
| Wani CTF 2024 - Wani Hackase, Osaka University | Rank 15 | SNI | Solved All Forensic |
| COMPFEST 16 Qualification - University of Indonesia | Rank 6 | SNI (FLAKEITO) | Solved All Forensic |
| IT-Del CTF 2024 - Del Institute of Technology | - | Challenge Author | Author for Rev and Foren |
| HackToday 2024 Qualification - IPB University | Rank 9 | KEITO | Solved All Forensic |
| Gemastik XVII 2024 - Qualification | Rank 8 | KEITO | - |
| IFEST 2024 - Padjajaran University | 3rd Place | SNI (FLAKEITO) | Solved All Forensic |
| COMPFEST 16 Final - University of Indonesia | 1st Place | SNI (FLAKEITO) | Solved All Forensic |
| Cyber Jawara International 2024 | 1st Place | TCP1P x SNI x MAGER | Solved All Forensic |
| Hology 2024 Final - Brawijaya University | - | UPSOLVE | Solved All Forensic |
| SNI CTF 2024 - SNI Cybersecurity Team | - | Challenge Author | pf-ing (Forensic), my-seniors (OSINT) |
| Interfest 2024 Quals - Telkom University | Rank 6 | SNI (FLAKEITO) | - |
| Interfest 2024 Final - Telkom University | Rank 5 | SNI (FLAKEITO) | except Pwn |
| HackTheBox University CTF 2024 | Participant | PoltekSSN | 3/4 Forensic |
| Backdoor CTF 2024 - InfoSecIITR | 1st Place | ADA INDONESIA COY | 3/5 Forensic |
| Wargames MY 2024 | Rank 25 | SNI | Solved All Forensic |
| NETCOMP 3.0 Quals - 2025 | - | UPSOLVE | X11 Protocol |
| Cyber Jawara National 2024 - Qualification | - | SNI (FLAKEITO) | Solved All Forensic |
| Cyber Jawara National 2024 - Final | - | Challenge Author | Sandboxed Debugging (Forensic) |
| ARA 6.0 2025 - Qualification | Rank 6 | Tempe Bacem | Solved All Forensic |
| FindIT 2025 - Qualification | - | KEITO | Solved All Forensic |
| ITFEST 2025 - Qualification | - | KEITO | Solved All Forensic |
| COMPFEST 17 Qualification - University of Indonesia | Rank 8 | from gpt import flag | Solved All Forensic |
| Olimpiade Vokasi Indonesia 2025 - Final - Attack Defense | 2nd Place | KEITO & Jacob | 2 Web & 1 NC Chall |
| INTECHFEST 2025 | - | Challenge Author | shiunji ouka, interesting (Forensic) |
| GEMASTIK XVIII 2025 - Final - Attack Defense | - | Challenge Author | cdn, blogpost |
| National Cyber Week 2025 Qualification - BINUS University | - | Netizen | Solved All Forensic |