@kakur41

kakur41

CTF HISTORY

START DATE	CTF	RANK
2025/07/20	AlpacaHack Round 13 (Crypto)	23 / 62
2025/03/23	AlpacaHack Round 10 (Pwn)	34 / 95
2025/03/01	SECCON CTF 13 決勝観戦CTF	1 / 233
2024/11/03	AlpacaHack Round 6 (Pwn)	51 / 197
2024/10/12	AlpacaHack Round 5 (Crypto)	32 / 247
2024/10/05	AlpacaHack Round 4 (Rev)	42 / 279
2024/09/01	AlpacaHack Round 2 (Web)	85 / 300
2024/08/18	AlpacaHack Round 1 (Pwn)	32 / 174

WRITEUPS

WRITEUP	CREATED AT
Writeup for Simple Flag Checker ja Simple Flag Checker	last year
Writeup for NetFS 2 (RST flag) ja NetFS 2	last year
Writeup for 1R-AES ja 1R-AES	last year

SOLVED CHALLENGES

CHALLENGE	SOLVES	SOLVED AT
Iron Door Crypto CakeCTF 2023	5 solves	7 months ago
Rock Door Crypto CakeCTF 2022	9 solves	7 months ago
Oyster Pwn AlpacaHack Round 10 (Pwn)	104 solves	7 months ago
packed Rev SECCON CTF 13 Quals	8 solves	8 months ago
only-read Pwn RTACTF 2023 Spring	18 solves	8 months ago
read-write Pwn RTACTF 2023 Spring	34 solves	9 months ago
I2C Device Rev AlpacaHack Round 4 (Rev)	7 solves	9 months ago
EDDH Crypto zer0pts CTF 2022	4 solves	9 months ago
CurveCrypto Crypto zer0pts CTF 2022	6 solves	9 months ago
1linepyjail Jail SECCON CTF 13 Quals	3 solves	9 months ago
reiwa_rot13 Crypto SECCON CTF 13 Quals	15 solves	9 months ago
Alpaca Poll Web AlpacaHack Round 7 (Web)	110 solves	9 months ago
catcpy Pwn AlpacaHack Round 6 (Pwn)	131 solves	9 months ago
masking tape Rev AlpacaHack Round 8 (Rev)	152 solves	9 months ago
Treasure Hunt Web AlpacaHack Round 7 (Web)	237 solves	9 months ago
inbound Pwn AlpacaHack Round 6 (Pwn)	185 solves	last year
Modern Rome Pwn zer0pts CTF 2022	18 solves	last year
Anti-Fermat Crypto zer0pts CTF 2022	21 solves	last year
GitFile Explorer Web zer0pts CTF 2022	37 solves	last year
NNNN Crypto AlpacaHack Round 5 (Crypto)	41 solves	last year
pytecode Rev AlpacaHack Round 4 (Rev)	21 solves	last year
XorshiftStream Crypto AlpacaHack Round 5 (Crypto)	53 solves	last year
janken vs yoshiking 2 Crypto CakeCTF 2023	14 solves	last year
brand new crypto Crypto CakeCTF 2022	19 solves	last year
welkerme Pwn CakeCTF 2022	20 solves	last year
nande Rev CakeCTF 2023	12 solves	last year
Hat Trick Crypto AlpacaHack Round 3 (Crypto)	55 solves	last year
C-Sandbox Misc CakeCTF 2022	4 solves	last year
readme 2022 Misc CakeCTF 2022	10 solves	last year
A Dance of Add and Mul Crypto AlpacaHack Round 3 (Crypto)	66 solves	last year
Simple Flag Checker Rev AlpacaHack Round 4 (Rev)	114 solves	last year
Rainbow Sweet Alchemist Crypto AlpacaHack Round 3 (Crypto)	106 solves	last year
qrime Crypto AlpacaHack Round 3 (Crypto)	218 solves	last year
Simple Login Web AlpacaHack Round 2 (Web)	475 solves	last year
mimikyu Rev zer0pts CTF 2023	12 solves	last year
Cake Puzzle Rev CakeCTF 2023	18 solves	last year
hexecho Pwn AlpacaHack Round 1 (Pwn)	104 solves	last year
echo Pwn AlpacaHack Round 1 (Pwn)	300 solves	last year
aush Pwn zer0pts CTF 2023	17 solves	last year
luau Rev CakeCTF 2022	27 solves	last year
CakeGEAR Web CakeCTF 2022	70 solves	last year
TOWFL Web Cheat CakeCTF 2023	45 solves	last year
bofww Pwn CakeCTF 2023	32 solves	last year
NetFS 2 Misc zer0pts CTF 2023	2 solves	last year
NetFS 1 Misc zer0pts CTF 2023	9 solves	last year
nimrev Rev CakeCTF 2022	66 solves	last year
simple signature Crypto CakeCTF 2023	23 solves	last year
frozen cake Crypto CakeCTF 2022	58 solves	last year
SquareRNG Crypto zer0pts CTF 2023	12 solves	last year
decompile me Rev zer0pts CTF 2023	40 solves	last year
1R-AES Crypto RTACTF 2023 Spring	13 solves	last year
easy_factoring Crypto zer0pts CTF 2023	22 solves	last year
Reused-AES Crypto RTACTF 2023 Spring	27 solves	last year
Collision-DES Crypto RTACTF 2023 Spring	31 solves	last year
write Pwn RTACTF 2023 Spring	78 solves	last year
XOR-CBC Crypto RTACTF 2023 Spring	65 solves	last year
before-write Pwn RTACTF 2023 Spring	143 solves	last year
vtable4b Pwn CakeCTF 2023	51 solves	last year
Country DB Web CakeCTF 2023	196 solves	last year
Welcome Misc	1095 solves	last year