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tchen

@tepelchen501

AUTHORED CHALLENGES

OPEN DATECHALLENGESOLVES

2026/03/23

What's Next
Web
89 solves

2026/03/16

124 solves

2026/03/12

113 solves

2026/03/04

143 solves

2026/03/04

50 solves

2026/02/26

90 solves

2026/02/24

138 solves

2026/02/14

111 solves

2026/02/08

213 solves

2026/02/03

254 solves

2026/01/27

129 solves

2026/01/24

163 solves

2026/01/12

276 solves

2025/12/25

155 solves

2025/12/21

220 solves

CTF HISTORY

START DATECTFRANK

2025/05/17

4 / 213

2025/03/23

19 / 95

2025/03/01

11 / 233

2024/12/30

15 / 316

2024/11/30

33 / 458

2024/11/03

45 / 197

2024/10/12

28 / 247

2024/09/15

92 / 239

2024/08/18

58 / 174

WRITEUPS

WRITEUPCREATED AT
Writeup for Resume Maker
en
Resume Maker

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SOLVED CHALLENGES

CHALLENGESOLVES

SOLVED AT

psfuck
tkbctf5

3 solves

6 days ago

tkbctf5

56 solves

last week

tkbctf5

69 solves

last week

tkbctf5

96 solves

last week

tkbctf5

19 solves

last week

tkbctf5

3 solves

last week

tkbctf5

33 solves

last week

tkbctf5

27 solves

last week

Daily AlpacaHack

78 solves

3 weeks ago

Daily AlpacaHack B-SIDE

89 solves

last month

Daily AlpacaHack

154 solves

2 months ago

Daily AlpacaHack

123 solves

2 months ago

Daily AlpacaHack

200 solves

2 months ago

Daily AlpacaHack

223 solves

2 months ago

Daily AlpacaHack

372 solves

2 months ago

AlpacaHack Round 11 (Web)

13 solves

10 months ago

AlpacaHack Round 11 (Web)

160 solves

10 months ago

AlpacaHack Round 10 (Pwn)

66 solves

last year

AlpacaHack Round 10 (Pwn)

127 solves

last year

AlpacaHack Round 8 (Rev)

71 solves

last year

AlpacaHack Round 8 (Rev)

173 solves

last year

AlpacaHack Round 1 (Pwn)

351 solves

last year

AlpacaHack Round 7 (Web)

129 solves

last year

AlpacaHack Round 7 (Web)

268 solves

last year

AlpacaHack Round 6 (Pwn)

207 solves

last year

zer0pts CTF 2022

47 solves

last year

AlpacaHack Round 5 (Crypto)

63 solves

last year

AlpacaHack Round 4 (Rev)

126 solves

last year

AlpacaHack Round 4 (Rev)

26 solves

last year

CakeCTF 2022

3 solves

last year

AlpacaHack Round 2 (Web)

8 solves

last year

AlpacaHack Round 2 (Web)

81 solves

last year

AlpacaHack Round 2 (Web)

604 solves

last year

AlpacaHack Round 2 (Web)

93 solves

last year

RTACTF 2023 Spring

41 solves

last year

RTACTF 2023 Spring

85 solves

last year

RTACTF 2023 Spring

33 solves

last year

RTACTF 2023 Spring

77 solves

last year

RTACTF 2023 Spring

161 solves

last year

1520 solves

last year

zer0pts CTF 2023

9 solves

last year

CakeCTF 2023

7 solves

last year

CakeCTF 2022

14 solves

last year

CakeCTF 2022

21 solves

last year

zer0pts CTF 2023

14 solves

last year

zer0pts CTF 2023

27 solves

last year

CakeCTF 2023

11 solves

last year

CakeCTF 2022

80 solves

last year

CakeCTF 2023

50 solves

last year

CakeCTF 2023

220 solves

last year