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krako

CTF HISTORY

START DATECTFRANK

2025/07/20

AlpacaHack Round 13 (Crypto)
23 / 62

2024/10/12

AlpacaHack Round 5 (Crypto)
32 / 247

SOLVED CHALLENGES

CHALLENGESOLVES

SOLVED AT

I wanna be the Admin
Web
Daily AlpacaHack

231 solves

last month

RSA2026
Crypto
Daily AlpacaHack

187 solves

last month

SwapSwap
Misc
Daily AlpacaHack

242 solves

last month

Square RSA
Crypto
Daily AlpacaHack

208 solves

last month

Encoding Basics
MiscCrypto
Daily AlpacaHack

273 solves

last month

Fushigi Crawler
Web
Daily AlpacaHack

284 solves

last month

Ruby Flag Checker
Rev
Daily AlpacaHack

250 solves

last month

super-tomato
Crypto
Daily AlpacaHack

327 solves

last month

Twilight
Rev
Daily AlpacaHack

204 solves

last month

power_obfus_royalty
Rev
Daily AlpacaHack

187 solves

last month

108
Misc
Daily AlpacaHack

252 solves

last month

one-p-rsa
Crypto
Daily AlpacaHack

198 solves

last month

RSA debug?
Crypto
Daily AlpacaHack

172 solves

last month

Fully Padded RSA
Crypto
Daily AlpacaHack

215 solves

2 months ago

Leaked Flag Checker
Rev
Daily AlpacaHack

482 solves

2 months ago

AlpacaHack 2100
Misc
Daily AlpacaHack

1259 solves

2 months ago

Safe Prime
Crypto
Daily AlpacaHack

233 solves

2 months ago

hit-and-miss
Misc
Daily AlpacaHack

315 solves

2 months ago

a fact of CTF
Crypto
Daily AlpacaHack

740 solves

2 months ago