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About koshi

Usernamekoshi
CountryJapan
Member since2017-02-01
Coins0
Points44
Write-up with special mention0
Ranking1984 / 50585
Challenges completed25 / 396

Challenge Write-up with special mention
Validation date Challenge Number of points
2017-02-26 22:57:43
Cryptography
File recovery
1
2017-02-15 03:20:52
Cryptography
Martian message part 2
2
2017-02-14 00:23:17
Cryptography
Public key recovery
2
2017-02-12 23:10:57
Steganography
Victor you're hidding me something
1
2017-02-07 04:49:20
JavaScript
Why not be more secure?
5
2017-02-01 23:46:59
Web
Serial killer!
3
2017-02-01 22:38:40
Web
PHP feature or 0day?
3
2017-02-01 18:10:03
SQL Injection
Login portal 1
2
2017-02-01 07:56:38
Web
Looking for the flag?
3
2017-02-01 07:29:30
Web
Security thru obscurity!
2
2017-02-01 07:10:18
Web
Password reset
2
2017-02-01 06:58:17
Web
Admin Portal
2
2017-02-01 06:31:56
Web
Looking for password file
1
2017-02-01 06:30:26
Web
Big Brother is watching
1
2017-02-01 06:25:35
Web
Headache
1
2017-02-01 06:23:00
Web
Words mean something?
1
2017-02-01 06:03:42
Web
Area 51
1
2017-02-01 04:30:29
JavaScript
Most Secure Crypto Algo
2
2017-02-01 04:20:37
Cryptography
Some martian message
1
2017-02-01 04:18:28
JavaScript
Why not?
2
2017-02-01 04:13:27
JavaScript
Then obfuscation is more secure
1
2017-02-01 04:09:53
JavaScript
Hashing is more secure
1
2017-02-01 04:08:44
JavaScript
Client side validation is bad!
1
2017-02-01 04:06:37
SQL Injection
ACL rulezzz the world.
2
2017-02-01 04:03:43
SQL Injection
Most basic SQLi pattern.
1
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