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nisinsoba

CTF HISTORY

START DATECTFRANK

2025/07/20

AlpacaHack Round 13 (Crypto)
23 / 62

2024/09/15

AlpacaHack Round 3 (Crypto)
71 / 239

2024/09/01

AlpacaHack Round 2 (Web)
85 / 300

SOLVED CHALLENGES

CHALLENGESOLVES

SOLVED AT

RSA2026
Crypto
Daily AlpacaHack

190 solves

last month

SwapSwap
Misc
Daily AlpacaHack

253 solves

last month

Square RSA
Crypto
Daily AlpacaHack

213 solves

last month

Emojify
Web
Daily AlpacaHack

519 solves

last month

super-tomato
Crypto
Daily AlpacaHack

341 solves

last month

one-p-rsa
Crypto
Daily AlpacaHack

206 solves

2 months ago

108
Misc
Daily AlpacaHack

262 solves

2 months ago

Safe Prime
Crypto
Daily AlpacaHack

237 solves

2 months ago

Leaked Flag Checker
Rev
Daily AlpacaHack

496 solves

2 months ago

AlpacaHack 2100
Misc
Daily AlpacaHack

1321 solves

2 months ago

hit-and-miss
Misc
Daily AlpacaHack

341 solves

2 months ago

Fully Padded RSA
Crypto
Daily AlpacaHack

218 solves

2 months ago

a fact of CTF
Crypto
Daily AlpacaHack

764 solves

2 months ago

Hat Trick
Crypto
AlpacaHack Round 3 (Crypto)

64 solves

last year

A Dance of Add and Mul
Crypto
AlpacaHack Round 3 (Crypto)

74 solves

last year

Rainbow Sweet Alchemist
Crypto
AlpacaHack Round 3 (Crypto)

122 solves

last year

qrime
Crypto
AlpacaHack Round 3 (Crypto)

250 solves

last year

Simple Login
Web
AlpacaHack Round 2 (Web)

585 solves

last year

Country DB
Web
CakeCTF 2023

220 solves

last year

Welcome
Misc

1450 solves

last year

Reused-AES
Crypto
RTACTF 2023 Spring

33 solves

last year

XOR-CBC
Crypto
RTACTF 2023 Spring

76 solves

last year

frozen cake
Crypto
CakeCTF 2022

70 solves

last year