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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

200 solves

2 months ago

SwapSwap
Misc
Daily AlpacaHack

266 solves

2 months ago

Square RSA
Crypto
Daily AlpacaHack

222 solves

2 months ago

Emojify
Web
Daily AlpacaHack

565 solves

2 months ago

super-tomato
Crypto
Daily AlpacaHack

369 solves

2 months ago

one-p-rsa
Crypto
Daily AlpacaHack

221 solves

2 months ago

108
Misc
Daily AlpacaHack

282 solves

2 months ago

Safe Prime
Crypto
Daily AlpacaHack

246 solves

3 months ago

Leaked Flag Checker
Rev
Daily AlpacaHack

537 solves

3 months ago

AlpacaHack 2100
Misc
Daily AlpacaHack

1522 solves

3 months ago

hit-and-miss
Misc
Daily AlpacaHack

367 solves

3 months ago

Fully Padded RSA
Crypto
Daily AlpacaHack

230 solves

3 months ago

a fact of CTF
Crypto
Daily AlpacaHack

840 solves

3 months ago

Hat Trick
Crypto
AlpacaHack Round 3 (Crypto)

66 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)

124 solves

last year

qrime
Crypto
AlpacaHack Round 3 (Crypto)

251 solves

last year

Simple Login
Web
AlpacaHack Round 2 (Web)

603 solves

last year

Country DB
Web
CakeCTF 2023

220 solves

last year

Welcome
Misc

1519 solves

last year

Reused-AES
Crypto
RTACTF 2023 Spring

33 solves

last year

XOR-CBC
Crypto
RTACTF 2023 Spring

77 solves

last year

frozen cake
Crypto
CakeCTF 2022

70 solves

last year