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About yoshi51

Usernameyoshi51
CountryJapan
Member since2015-10-16
Coins0
Points96
Write-up with special mention0
Ranking815 / 50575
Challenges completed41 / 396

Challenge Write-up with special mention
Validation date Challenge Number of points
2018-08-19 10:40:28
Forensics
1 / 3 Do not waste the environment
2
2018-08-19 09:44:24
SysAdmin Linux
SysAdmin Part 1
1
2018-08-16 12:35:20
Cryptography
Crypto is not good as you think
8
2018-03-14 12:59:37
Cryptography
Is it a secure string?
5
2018-03-13 13:08:22
Cryptography
You're Drunk!
1
2017-08-17 06:38:35
Steganography
Hidden In Plain Sight
2
2017-08-16 08:25:14
Web
Big Brother is watching
1
2017-05-08 10:24:54
Forensics
Hey Chuck where is the flag?
2
2017-01-18 07:22:13
Cryptography
I Lost my password
3
2017-01-07 21:45:32
Steganography
You're lost? Use the map
1
2016-06-15 10:34:32
Coding Challenges
Xor me if you can
6
2016-06-13 10:39:32
Coding Challenges
Read me if you can
6
2016-06-12 10:16:42
Coding Challenges
Hash breaker reloaded
5
2016-04-05 10:43:02
Forensics
Hide my ass in my home!
2
2016-03-24 08:43:22
Reverse Engineering
Time to learn x86 ASM & gdb
2
2016-02-12 08:56:25
Web
Security thru obscurity!
2
2016-02-09 22:43:22
Steganography
Victor you're hidding me something
1
2016-02-09 22:35:59
Web
Password reset
2
2016-02-08 22:44:18
Cryptography
Public key recovery
2
2015-11-13 07:45:11
JavaScript
Why not?
2
2015-11-12 23:44:28
SQL Injection
Login portal 1
2
2015-11-11 07:40:21
Coding Challenges
Ascii Art
6
2015-11-08 09:15:33
Forensics
Attention Dinosaure Survive
2
2015-11-08 09:02:18
Cryptography
Martian message part 2
2
2015-11-08 07:05:14
Forensics
Dr. Pouce
2
2015-11-06 08:51:38
Coding Challenges
Hash breaker
4
2015-11-06 07:51:43
Web
Looking for password file
1
2015-11-05 05:19:05
SQL Injection
ACL rulezzz the world.
2
2015-11-05 03:49:03
Web
Words mean something?
1
2015-10-31 10:09:13
Coding Challenges
I hate mathematics
3
2015-10-31 08:57:13
Coding Challenges
Hash me reloaded
3
2015-10-30 05:45:14
JavaScript
Then obfuscation is more secure
1
2015-10-30 05:19:25
JavaScript
Hashing is more secure
1
2015-10-30 04:47:31
JavaScript
Client side validation is bad!
1
2015-10-30 04:32:02
Cryptography
File recovery
1
2015-10-29 01:11:07
Coding Challenges
Hash me please
2
2015-10-29 00:02:38
Reverse Engineering
Can you see through the star
2
2015-10-28 23:48:42
Cryptography
Some martian message
1
2015-10-28 23:41:52
Web
Headache
1
2015-10-16 11:36:23
Forensics
I made a dd of Agent Smith usb key
1
2015-10-16 10:38:04
SQL Injection
Most basic SQLi pattern.
1
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