@tan90909090 - AlpacaHack

tan90909090

@Tan90909090

CTF HISTORY

START DATE	CTF	RANK
2025/07/20	AlpacaHack Round 13 (Crypto)	13 / 62
2025/07/06	AlpacaHack Round 12 (Crypto)	40 / 78
2025/05/17	AlpacaHack Round 11 (Web)	65 / 213
2025/03/01	SECCON CTF 13 決勝観戦CTF	179 / 233
2025/01/26	AlpacaHack Round 9 (Crypto)	10 / 138
2024/12/30	AlpacaHack Round 8 (Rev)	8 / 316
2024/11/30	AlpacaHack Round 7 (Web)	25 / 458
2024/11/03	AlpacaHack Round 6 (Pwn)	19 / 197
2024/10/05	AlpacaHack Round 4 (Rev)	13 / 279
2024/09/15	AlpacaHack Round 3 (Crypto)	49 / 239
2024/09/01	AlpacaHack Round 2 (Web)	61 / 300
2024/08/18	AlpacaHack Round 1 (Pwn)	17 / 174

WRITEUPS

WRITEUP	CREATED AT
Writeup for Jerry's flag checker ja Jerry's flag checker	4 months ago
Writeup for RSAMPC using z3-solver ja RSAMPC	10 months ago
Writeup for AlpacaHack Round 8 (Rev) (masking tape, hidden, subway) ja AlpacaHack Round 8 (Rev)	11 months ago
Writeup for AlpacaHack Round 7 (Web) (Treasure Hunt, Alpaca Poll) ja AlpacaHack Round 7 (Web)	last year
Writeup for AlpacaHack Round 6 (Pwn) (inbound, catcpy, wall) ja AlpacaHack Round 6 (Pwn)	last year
Writeup for zer0pts CTF 2022 (GitFile Explorer, Anti-Fermat, Modern Rome, service) ja zer0pts CTF 2022	last year
Writeup for Simple Flag Checker ja Simple Flag Checker	last year
Writeup for qrime ja qrime	last year
Writeup for Simple Login ja Simple Login	last year
Writeup for AlpacaHack Round 1 (Pwn) (echo, hexecho) ja AlpacaHack Round 1 (Pwn)	last year
Writeup for zer0pts CTF 2023 (aush, decomple me, mimikyu, fvm) ja zer0pts CTF 2023	last year
Writeup for CakeCTF 2022 (frozen cake, welkerme, nimrev, luau, kiwi) ja CakeCTF 2022	last year

SOLVED CHALLENGES

CHALLENGE	SOLVES	SOLVED AT
Safe Prime Crypto Daily AlpacaHack	142 solves	yesterday
Sugoi Flag Checker Rev Daily AlpacaHack	122 solves	2 days ago
Alpaca Bank Web Daily AlpacaHack	174 solves	2 days ago
Read Assembly Rev Daily AlpacaHack	181 solves	3 days ago
hit-and-miss Misc Daily AlpacaHack	201 solves	5 days ago
Integer Writer Pwn Daily AlpacaHack	186 solves	last week
simpleoverflow Pwn Daily AlpacaHack	257 solves	last week
Leaked Flag Checker Rev Daily AlpacaHack	288 solves	last week
Emojify Web Daily AlpacaHack	312 solves	last week
a fact of CTF Crypto Daily AlpacaHack	442 solves	last week
AlpacaHack 2100 Misc Daily AlpacaHack	644 solves	last week
Jerry's flag checker Crypto AlpacaHack Round 13 (Crypto)	25 solves	4 months ago
F is for Flag Rev SECCON CTF 13 Quals	2 solves	10 months ago
RSAMPC Crypto AlpacaHack Round 9 (Crypto)	31 solves	10 months ago
subway Rev AlpacaHack Round 8 (Rev)	13 solves	11 months ago
hidden Rev AlpacaHack Round 8 (Rev)	64 solves	11 months ago
masking tape Rev AlpacaHack Round 8 (Rev)	159 solves	11 months ago
Welcome Misc	1234 solves	last year
Alpaca Poll Web AlpacaHack Round 7 (Web)	116 solves	last year
Treasure Hunt Web AlpacaHack Round 7 (Web)	244 solves	last year
wall Pwn AlpacaHack Round 6 (Pwn)	54 solves	last year
catcpy Pwn AlpacaHack Round 6 (Pwn)	133 solves	last year
inbound Pwn AlpacaHack Round 6 (Pwn)	187 solves	last year
service Rev zer0pts CTF 2022	6 solves	last year
Modern Rome Pwn zer0pts CTF 2022	20 solves	last year
Anti-Fermat Crypto zer0pts CTF 2022	23 solves	last year
GitFile Explorer Web zer0pts CTF 2022	40 solves	last year
Simple Flag Checker Rev AlpacaHack Round 4 (Rev)	118 solves	last year
qrime Crypto AlpacaHack Round 3 (Crypto)	226 solves	last year
Simple Login Web AlpacaHack Round 2 (Web)	510 solves	last year
hexecho Pwn AlpacaHack Round 1 (Pwn)	107 solves	last year
echo Pwn AlpacaHack Round 1 (Pwn)	309 solves	last year
fvm Rev zer0pts CTF 2023	5 solves	last year
mimikyu Rev zer0pts CTF 2023	13 solves	last year
decompile me Rev zer0pts CTF 2023	42 solves	last year
aush Pwn zer0pts CTF 2023	19 solves	last year
kiwi Rev CakeCTF 2022	7 solves	last year
luau Rev CakeCTF 2022	30 solves	last year
welkerme Pwn CakeCTF 2022	21 solves	last year
frozen cake Crypto CakeCTF 2022	61 solves	last year
nimrev Rev CakeCTF 2022	70 solves	last year

Only archived challenges are displayed here.