@zatsu - AlpacaHack

zatsu

@zatsu308

CTF HISTORY

START DATE	CTF	RANK
2025/07/06	AlpacaHack Round 12 (Crypto)	10 / 78
2025/05/17	AlpacaHack Round 11 (Web)	16 / 213
2025/03/23	AlpacaHack Round 10 (Pwn)	7 / 95
2025/01/26	AlpacaHack Round 9 (Crypto)	20 / 138
2024/12/30	AlpacaHack Round 8 (Rev)	16 / 316
2024/11/30	AlpacaHack Round 7 (Web)	58 / 458
2024/11/03	AlpacaHack Round 6 (Pwn)	10 / 197
2024/10/12	AlpacaHack Round 5 (Crypto)	21 / 247
2024/10/05	AlpacaHack Round 4 (Rev)	22 / 279
2024/09/15	AlpacaHack Round 3 (Crypto)	30 / 239
2024/09/01	AlpacaHack Round 2 (Web)	20 / 300
2024/08/18	AlpacaHack Round 1 (Pwn)	14 / 174

WRITEUPS

WRITEUP	CREATED AT
Writeup (All Problems) ja AlpacaHack Round 1 (Pwn)	last year
Writeup for RTACTF 2023 Spring (All Problems) ja RTACTF 2023 Spring	last year
Writeup for CakeCTF 2023 ja CakeCTF 2023	last year

SOLVED CHALLENGES

CHALLENGE	SOLVES	SOLVED AT
size limit Crypto Daily AlpacaHack	236 solves	3 weeks ago
simpleoverflow Pwn Daily AlpacaHack	350 solves	3 weeks ago
Integer Writer Pwn Daily AlpacaHack	240 solves	3 weeks ago
Emojify Web Daily AlpacaHack	412 solves	3 weeks ago
Leaked Flag Checker Rev Daily AlpacaHack	384 solves	3 weeks ago
a fact of CTF Crypto Daily AlpacaHack	571 solves	3 weeks ago
AlpacaHack 2100 Misc Daily AlpacaHack	882 solves	3 weeks ago
OTEC Crypto AlpacaHack Round 12 (Crypto)	38 solves	6 months ago
RSARSARSARSARSARSA Crypto AlpacaHack Round 12 (Crypto)	72 solves	6 months ago
Jackpot Web AlpacaHack Round 11 (Web)	146 solves	7 months ago
Takahashi Pwn AlpacaHack Round 10 (Pwn)	26 solves	9 months ago
Kangaroo Pwn AlpacaHack Round 10 (Pwn)	63 solves	9 months ago
Oyster Pwn AlpacaHack Round 10 (Pwn)	118 solves	9 months ago
hidden Rev AlpacaHack Round 8 (Rev)	69 solves	last year
masking tape Rev AlpacaHack Round 8 (Rev)	166 solves	last year
Modern Rome Pwn zer0pts CTF 2022	20 solves	last year
Anti-Fermat Crypto zer0pts CTF 2022	27 solves	last year
Alpaca Poll Web AlpacaHack Round 7 (Web)	122 solves	last year
Treasure Hunt Web AlpacaHack Round 7 (Web)	255 solves	last year
Disco Party Web zer0pts CTF 2022	2 solves	last year
miniblog++ Web zer0pts CTF 2022	7 solves	last year
GitFile Explorer Web zer0pts CTF 2022	41 solves	last year
ideabook Pwn AlpacaHack Round 6 (Pwn)	32 solves	last year
catcpy Pwn AlpacaHack Round 6 (Pwn)	136 solves	last year
inbound Pwn AlpacaHack Round 6 (Pwn)	197 solves	last year
C-Sandbox Misc CakeCTF 2022	4 solves	last year
smal arey Pwn CakeCTF 2022	16 solves	last year
brand new crypto Crypto CakeCTF 2022	21 solves	last year
OpenBio Web CakeCTF 2022	19 solves	last year
readme 2022 Misc CakeCTF 2022	13 solves	last year
luau Rev CakeCTF 2022	31 solves	last year
welkerme Pwn CakeCTF 2022	25 solves	last year
CakeGEAR Web CakeCTF 2022	75 solves	last year
frozen cake Crypto CakeCTF 2022	67 solves	last year
nimrev Rev CakeCTF 2022	74 solves	last year
str.vs.cstr Pwn CakeCTF 2022	24 solves	last year
pytecode Rev AlpacaHack Round 4 (Rev)	23 solves	last year
SchnorrLCG Crypto AlpacaHack Round 5 (Crypto)	20 solves	last year
NNNN Crypto AlpacaHack Round 5 (Crypto)	44 solves	last year
XorshiftStream Crypto AlpacaHack Round 5 (Crypto)	59 solves	last year
Everything Silver Rev AlpacaHack Round 4 (Rev)	23 solves	last year
Simple Flag Checker Rev AlpacaHack Round 4 (Rev)	121 solves	last year
A Dance of Add and Mul Crypto AlpacaHack Round 3 (Crypto)	69 solves	last year
Rainbow Sweet Alchemist Crypto AlpacaHack Round 3 (Crypto)	118 solves	last year
Hat Trick Crypto AlpacaHack Round 3 (Crypto)	60 solves	last year
qrime Crypto AlpacaHack Round 3 (Crypto)	240 solves	last year
CaaS Web AlpacaHack Round 2 (Web)	88 solves	last year
Pico Note 1 Web AlpacaHack Round 2 (Web)	73 solves	last year
Simple Login Web AlpacaHack Round 2 (Web)	533 solves	last year
deck Pwn AlpacaHack Round 1 (Pwn)	39 solves	last year
todo Pwn AlpacaHack Round 1 (Pwn)	22 solves	last year
hexecho Pwn AlpacaHack Round 1 (Pwn)	109 solves	last year
echo Pwn AlpacaHack Round 1 (Pwn)	321 solves	last year
imgchk Rev CakeCTF 2023	7 solves	last year
bofwow Pwn CakeCTF 2023	12 solves	last year
1R-AES Crypto RTACTF 2023 Spring	15 solves	last year
only-read Pwn RTACTF 2023 Spring	20 solves	last year
read-write Pwn RTACTF 2023 Spring	38 solves	last year
Collision-DES Crypto RTACTF 2023 Spring	35 solves	last year
Reused-AES Crypto RTACTF 2023 Spring	30 solves	last year
write Pwn RTACTF 2023 Spring	83 solves	last year
before-write Pwn RTACTF 2023 Spring	152 solves	last year
XOR-CBC Crypto RTACTF 2023 Spring	73 solves	last year
Welcome Misc	1324 solves	last year
janken vs yoshiking 2 Crypto CakeCTF 2023	15 solves	last year
Memorial Cabbage Pwn CakeCTF 2023	19 solves	last year
Cake Puzzle Rev CakeCTF 2023	19 solves	last year
bofww Pwn CakeCTF 2023	34 solves	last year
simple signature Crypto CakeCTF 2023	26 solves	last year
nande Rev CakeCTF 2023	13 solves	last year
TOWFL Cheat Web CakeCTF 2023	47 solves	last year
vtable4b Pwn CakeCTF 2023	59 solves	last year
Country DB Web CakeCTF 2023	212 solves	last year

Only archived challenges are displayed here.