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About yehuju is certified (RCEH) RingZer0 Certified Elite Hacker

Usernameyehuju
CountryPeru
Member since2014-10-09
Coins0
Points1052
Write-up with special mention0
Ranking19 / 48782
Challenges completed275 / 391

FTW!!

Challenge Write-up with special mention
Validation date Challenge Number of points
2024-03-31 00:44:34
Malware Analysis
Capture 1 Part 7
3
2024-03-04 12:13:10
Malware Analysis
Capture 1 Part 4
2
2024-02-01 12:39:43
Cryptography
Let's Play Scrabble!
3
2024-01-31 21:11:40
Exotic Data Storage
I forgot my password
3
2024-01-31 11:34:14
Exotic Data Storage
DON'T login as admin
2
2024-01-12 13:51:03
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 4
15
2024-01-12 01:16:48
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 3
5
2023-10-05 22:45:10
NorthSec 2021
The Cabal
2
2022-03-23 20:30:50
Reverse Engineering
Buggy Bunny
7
2022-03-06 23:21:00
NorthSec 2021
Knight Portal (2/3)
2
2022-03-06 22:47:25
NorthSec 2021
Reading Through the Cloud
4
2022-03-06 22:27:31
NorthSec 2021
Crapto Century
3
2022-02-13 19:11:57
Steganography
Hidden out of sight
5
2022-02-13 16:54:04
NorthSec 2021
Knight Portal (1/3)
2
2021-12-03 00:48:25
Reverse Engineering
Reindeer Game
5
2021-10-25 18:33:57
Malware Analysis
Capture 1 Part 2
1
2021-10-13 16:17:46
Reverse Engineering
SOS Lib
7
2021-10-13 16:15:24
Cryptography
Pattern is the key
6
2021-10-03 05:56:24
Reverse Engineering
The supreme bash
7
2021-10-03 04:24:51
Reverse Engineering
I Think I forgot to take out the garbage!
6
2021-09-30 04:47:06
Web
XPATH of hell!
7
2021-09-28 17:00:28
Reverse Engineering
Update Manager
6
2021-09-20 01:31:55
Web
Secure Mail
8
2021-09-10 16:06:11
Reverse Engineering
I love tea!
4
2021-09-08 19:11:53
Reverse Engineering
Space Invaders
4
2021-09-07 15:32:26
Reverse Engineering
Phenix Golgoth
5
2021-09-04 04:07:02
Reverse Engineering
The MI7 password prompt
5
2021-08-31 21:20:42
Reverse Engineering
Power to the people
4
2021-08-30 04:27:40
Reverse Engineering
Flag stealer
6
2021-08-30 00:49:54
SQL Injection
Don't Stumble in the Process
4
2021-08-29 19:35:46
Reverse Engineering
Can I speak with the kernel?
5
2021-08-29 15:59:54
Reverse Engineering
Old School
4
2021-08-28 20:47:08
Reverse Engineering
Let's take a detour
4
2021-08-26 23:12:34
Reverse Engineering
Back to our roots
5
2021-08-26 17:57:55
Reverse Engineering
See No Evil - Part 4
4
2021-08-26 17:56:00
Reverse Engineering
See No Evil - Part 5
4
2021-08-16 23:04:54
Malware Analysis
Capture 2 Part 2
1
2021-08-16 22:59:15
Malware Analysis
Capture 2 Part 3
1
2021-08-16 15:25:55
Malware Analysis
Capture 2 Part 4
3
2021-08-15 16:18:46
Pwnage Linux
All You Need Is a Client
8
2021-08-14 05:16:57
Pwnage Linux
The Vault
3
2021-08-14 05:02:08
Reverse Engineering
Gift as a Service Part 2
2
2021-08-14 04:59:27
Web
Gift as a Service Part 1
3
2021-08-14 04:16:09
Malware Analysis
This malware excels Part 3
2
2021-08-14 00:10:06
Cryptography
SSO Service
4
2021-08-13 23:59:54
Software Defined Radio
Don't flip out, Thomas!
7
2021-08-13 23:12:55
Software Defined Radio
Let's Get Scwhifty!
5
2021-08-13 22:26:16
Software Defined Radio
You Turn Me On And Off
3
2021-08-13 02:59:16
Malware Analysis
This malware excels Part 4
5
2021-08-13 02:17:24
Malware Analysis
This malware excels Part 2
1
2021-08-13 02:07:05
Malware Analysis
This malware excels Part 1
2
2021-08-13 00:40:41
Malware Analysis
Capture 1 Part 6
3
2021-08-12 23:03:11
Malware Analysis
Capture 1 Part 5
3
2021-08-12 16:00:54
Jail Escaping
PyJail 2
5
2021-08-12 05:05:01
Reverse Engineering
See No Evil - Part 3
3
2021-08-12 04:53:37
Reverse Engineering
See No Evil - Part 2
3
2021-08-12 04:53:11
Reverse Engineering
See No Evil - Part 1
2
2021-08-12 04:17:19
Reverse Engineering
WASM Part 1
5
2021-08-01 17:24:59
Jail Escaping
Bash Jail 6
8
2021-04-10 00:40:58
Shellcoding
Linux x64 shellcoding level 7
14
2021-04-04 20:22:42
Malware Analysis
RAO democracy
4
2021-04-04 19:57:02
Web
Super Lottery Reloaded
7
2021-04-04 19:08:27
Web
XSS Challenge 5
6
2021-04-04 18:52:47
Web
Freedom Firewall
5
2021-04-04 18:26:04
Reverse Engineering
Armed and ready
7
2021-04-03 02:08:31
Web
UploadStar
3
2021-04-03 01:18:02
Web
Captcha III
4
2021-04-03 01:13:50
Web
Read the unreadable
5
2021-04-02 21:57:22
Web
Lost API
5
2021-04-02 13:57:00
Cryptography
Malcolm
7
2020-09-05 04:09:06
Coding Challenges
Hash breaker reloaded again
6
2020-09-03 16:24:46
Forensics
The good, the bad and the ugly
2
2020-09-02 05:31:01
Web
NeuroSoft: Observation Unit Center
3
2020-09-02 05:30:47
Web
Beyond Reality Part 1
3
2020-09-02 04:25:23
Steganography
Crazy Cat Lady
3
2020-09-02 04:16:47
Steganography
Walk the line!
5
2020-09-02 04:15:59
Steganography
5 beautiful colors
3
2020-09-02 04:13:53
Steganography
The Sloth
2
2020-03-07 02:02:53
Web
Super Lottery
5
2019-07-30 02:30:31
Web
XSS Challenge 3
3
2019-07-30 02:29:46
Web
Hacking skill are optional
1
2019-07-24 02:30:54
Web
Propaganda mail
4
2019-07-14 23:53:27
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3
10
2019-07-14 21:27:18
Cryptography
Crypto Leak
4
2019-07-14 20:26:35
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2
7
2019-07-14 17:06:30
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1
3
2019-07-14 17:01:54
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1
7
2019-07-14 15:22:32
Reverse Engineering
Pwndr3 Authenticator
5
2019-07-14 15:18:08
Reverse Engineering
Virtual World
5
2019-07-14 05:41:47
Reverse Engineering
Altera?
4
2019-07-14 05:38:03
Reverse Engineering
Rebate As A Service
8
2019-07-14 05:34:14
Reverse Engineering
ASM Lovers
4
2019-03-27 01:17:09
Jail Escaping
Bash Jail 5
6
2019-02-13 09:04:54
Cryptography
You're Drunk!
1
2018-11-21 20:12:06
Malware Analysis
Capture 1 Part 3
1
2018-11-21 20:09:51
Forensics
The words flew but writing remains
3
2018-11-21 20:06:51
Malware Analysis
Capture 1 Part 1
1
2018-06-26 09:16:02
Forensics
R.I.P MsPaint
4
2018-05-17 17:02:00
Forensics
802.1X Part 2
8
2018-05-03 08:15:01
SQL Injection
stackoverflow.com lied to me... again
9
2018-04-22 08:25:27
SQL Injection
Internet As A Service
7
2017-12-24 10:19:06
Reverse Engineering
Intro To Sparc
3
2017-11-26 04:23:12
Reverse Engineering
Kernel introduction
3
2017-07-07 10:41:32
Steganography
The vestige of dial-up Internet
2
2017-07-07 10:03:21
Forensics
802.1X Part 1
4
2017-06-05 13:42:12
Forensics
Meat Loaf
2
2017-05-16 20:34:44
Forensics
I love cat
2
2017-02-01 13:58:03
Web
PHP Fairy
2
2017-01-23 17:10:45
SysAdmin Linux
SysAdmin Part 7
4
2016-12-08 14:48:47
Reverse Engineering
Heap allocator
3
2016-11-18 17:56:55
JavaScript
WTF Lol!
6
2016-10-29 16:16:33
SysAdmin Linux
SysAdmin Part 6
3
2016-10-24 01:15:55
SysAdmin Linux
SysAdmin Part 5
2
2016-10-10 08:49:34
Web
PHP feature or 0day?
3
2016-10-10 08:37:38
Steganography
Pixel Everywhere
2
2016-10-10 03:24:54
Reverse Engineering
Introduction to MIPS
3
2016-10-05 11:05:05
Pwnage Linux
Level1 Pwnage Linux x86_64
3
2016-09-23 16:20:18
Jail Escaping
C Jail 3
3
2016-09-22 03:12:52
Jail Escaping
C Jail 2
2
2016-09-21 16:00:30
Jail Escaping
C Jail 1
1
2016-09-06 03:21:48
Reverse Engineering
Windows API for the win
4
2016-09-04 16:15:39
Forensics
Spy my girl
5
2016-08-24 02:42:20
Forensics
Who I am part 2
1
2016-07-23 13:46:13
Coding Challenges
Ask your grandpa again!
4
2016-07-04 13:33:25
Web
Malicious upload
2
2016-07-04 13:23:35
SQL Injection
Don't mess with Noemie; she hates admin!
3
2016-07-04 13:22:04
Web
Unreadable captcha
2
2016-06-30 15:46:00
Pwnage Linux
Remote Auth
2
2016-06-24 15:52:47
Jail Escaping
PHP Jail 5
6
2016-06-24 15:20:33
Jail Escaping
PHP Jail 4
4
2016-06-24 04:37:53
Cryptography
TotalSecure Message Encrypter
6
2016-06-24 04:32:44
Jail Escaping
PHP Jail 3
3
2016-06-24 03:46:41
Cryptography
Crypto is not good as you think
8
2016-06-23 20:10:43
Jail Escaping
PHP Jail 2
2
2016-06-09 04:28:08
Forensics
Really Depressed Protocol
7
2016-05-11 06:43:03
SQL Injection
0 Day Store
3
2016-05-05 13:25:38
Forensics
We got breached
5
2016-05-05 13:08:26
Reverse Engineering
Wrong byte!
4
2016-05-01 03:12:28
Forensics
Someone steal my flag again
5
2016-04-30 20:25:53
Web
Orao's factory
6
2016-04-30 13:12:31
Forensics
Russian Crypto Roulette
6
2016-04-30 12:57:28
Forensics
Ping pong
5
2016-04-29 19:59:58
Reverse Engineering
Need a client
6
2016-04-29 13:28:48
Reverse Engineering
Smart enough?
5
2016-04-26 13:13:59
Cryptography
Crypto over the network
4
2016-04-25 10:45:10
Forensics
We got breached again
6
2016-04-24 22:11:08
Shellcoding
Linux x64 shellcoding level 6
12
2016-04-24 19:55:17
Shellcoding
Linux x64 shellcoding level 5
10
2016-04-24 15:02:37
Shellcoding
Linux x64 shellcoding level 4
8
2016-04-23 18:13:09
Shellcoding
Linux x64 shellcoding level 3
6
2016-04-22 14:26:18
Steganography
Can you see through the matrix!
3
2016-04-22 14:23:52
Steganography
Love Letter
3
2016-04-22 14:02:48
Pwnage Linux
Level4 Pwnage Linux Level Up
5
2016-04-22 03:24:57
Pwnage Linux
Level3 Pwnage Linux Level Up
3
2016-04-17 15:57:41
Reverse Engineering
Introduction to ARM
4
2016-04-16 17:43:23
SQL Injection
Hot Single Mom
6
2016-04-15 19:32:37
Coding Challenges
Read me if you can
6
2016-04-15 18:39:22
Coding Challenges
I saw a little elf
4
2016-04-15 16:56:31
Coding Challenges
Classic Sudoku
7
2016-04-15 16:38:40
Coding Challenges
Number game
7
2016-04-14 20:31:51
Pwnage Linux
Can you get the service password
4
2016-04-14 16:30:58
Web
Facebook will never forget this one
3
2016-04-13 20:39:58
Shellcoding
Linux x64 shellcoding level 2
4
2016-04-13 20:28:22
Shellcoding
Basics of Linux x64 shellcoding
2
2016-04-13 19:37:42
Web
Password reset reloaded
3
2016-04-13 03:53:47
Forensics
Agent Smith reloaded
4
2016-04-13 03:19:59
SQL Injection
Size DOES matter
7
2016-04-13 02:56:59
SQL Injection
Groups of hacker
7
2016-04-13 02:44:53
SQL Injection
/etc/passwd
7
2016-04-12 08:52:01
SQL Injection
Login portal 6
10
2016-04-12 04:19:02
Jail Escaping
Bash Jail 1
1
2016-04-12 03:24:20
SQL Injection
The useless search tool
8
2016-04-12 02:24:58
SQL Injection
Quote of the day
4
2016-04-11 21:15:05
SQL Injection
Login portal 5
8
2016-04-11 14:52:41
Web
Captcha II
4
2016-04-11 14:33:38
SQL Injection
Login portal 4
7
2016-04-11 11:04:16
Reverse Engineering
RingZer0 Authenticator
5
2016-04-11 09:34:20
Forensics
Someone steal my flag!
3
2016-04-11 09:25:01
Forensics
Poor internet connection
4
2016-04-11 09:12:25
Forensics
Who I am?
2
2016-04-11 09:03:27
Steganography
I'm Goronyo Babad Nigerian prince
2
2016-04-10 19:52:39
Reverse Engineering
Crack Me 1
3
2016-04-10 19:09:54
Web
Admin Portal
2
2016-04-10 18:49:35
Cryptography
Fashion Victim
2
2016-04-04 00:07:54
Cryptography
Crypto Object
4
2016-03-24 21:21:04
Jail Escaping
PHP Jail 1
1
2016-03-24 21:19:03
Coding Challenges
Find the right word
7
2016-03-24 20:56:37
SysAdmin Linux
SysAdmin Part 3
1
2016-03-24 20:50:16
Jail Escaping
Bash Jail 3
3
2016-03-24 20:49:55
Jail Escaping
Bash Jail 2
2
2016-03-24 20:49:15
Jail Escaping
Bash Jail 4
4
2016-03-24 20:48:34
Cryptography
Encrypted Zip
4
2016-03-24 20:40:37
Jail Escaping
PyJail 1
3
2016-02-11 20:38:05
Steganography
Hidden In Plain Sight
2
2016-01-08 18:54:24
Web
Big Brother is watching
1
2015-12-30 02:28:31
Web
XSS Challenge 4
3
2015-12-30 02:27:44
Web
XSS Challenge 2
2
2015-12-30 02:26:35
Web
REST in peace
3
2015-12-30 02:24:37
Web
XSS Challenge 1
2
2015-12-30 02:01:46
Coding Challenges
Xor me if you can
6
2015-12-30 02:00:54
Coding Challenges
Execute me if you can again
6
2015-12-30 01:59:38
Coding Challenges
Ascii Art
6
2015-12-30 01:29:47
Coding Challenges
Execute me if you can
5
2015-12-30 01:29:07
Coding Challenges
Hash breaker reloaded
5
2015-12-30 01:25:09
Coding Challenges
Hash breaker
4
2015-12-29 23:32:35
Web
Captcha I
2
2015-12-28 13:28:23
Pwnage Linux
Level2 Pwnage Linux Level Up
2
2015-12-28 12:30:44
SQL Injection
Login portal 3
6
2015-12-28 12:24:56
SQL Injection
Thinking outside the box is the key
4
2015-12-28 12:02:39
SQL Injection
No more hacking for me!
4
2015-12-28 12:00:16
SQL Injection
When it's lite it's not necessarily easy
6
2015-12-28 11:58:14
SQL Injection
What's the definition of NULL
3
2015-12-28 11:55:34
SQL Injection
Login portal 2
3
2015-12-28 11:33:53
Web
I hate this one
6
2015-12-28 11:32:34
Web
Looking for the flag?
3
2015-12-28 11:29:48
SQL Injection
Quote of the day reloaded
5
2015-12-28 11:26:19
Web
Serial killer!
3
2015-12-28 11:19:57
Forensics
3 / 3 Suspicious account password?
4
2015-12-27 01:51:08
Coding Challenges
Hash me reloaded
3
2015-12-27 01:44:01
Coding Challenges
I hate mathematics
3
2015-12-27 01:37:51
Coding Challenges
Ask your grandpa!
2
2015-12-27 01:35:07
Coding Challenges
Hash me please
2
2015-12-27 01:22:05
Web
Password reset
2
2015-12-27 01:21:38
Web
Security thru obscurity!
2
2015-12-27 01:17:47
Reverse Engineering
Windows x86 reversing is cool
3
2015-12-27 01:16:37
Forensics
2 / 3 Did you see my desktop?
3
2015-12-27 01:15:46
Forensics
Hey Chuck where is the flag?
2
2015-12-27 00:49:51
Forensics
Hide my ass in my home!
2
2015-12-27 00:48:21
Forensics
1 / 3 Do not waste the environment
2
2015-12-27 00:46:32
Forensics
Attention Dinosaure Survive
2
2015-12-27 00:43:14
SysAdmin Linux
SysAdmin Part 8
4
2015-12-27 00:42:04
SysAdmin Linux
SysAdmin Part 4
2
2015-12-27 00:40:28
SysAdmin Linux
SysAdmin Part 2
1
2015-12-27 00:39:37
SysAdmin Linux
SysAdmin Part 1
1
2015-12-26 21:52:38
Cryptography
Hangovers and more: Bacon
3
2015-12-26 21:27:34
Pwnage Linux
Level1 Pwnage Linux Level Up
1
2015-12-26 20:43:40
SQL Injection
Random Login Form
2
2015-12-26 20:22:43
SQL Injection
Po po po po postgresql
2
2015-12-26 20:18:13
Exotic Data Storage
Just another login form
2
2015-12-26 20:07:05
SQL Injection
Login portal 1
2
2015-12-26 19:36:44
SQL Injection
ACL rulezzz the world.
2
2015-12-26 17:08:53
JavaScript
Why not be more secure?
5
2015-12-26 17:07:54
JavaScript
Most Secure Crypto Algo
2
2015-12-26 16:52:26
JavaScript
Valid key required
2
2015-12-26 16:38:59
Steganography
Your old friend Orloge Simard
3
2015-12-26 16:33:14
Steganography
You're lost? Use the map
1
2015-12-26 16:28:34
Steganography
Look inside the house
2
2015-12-26 16:27:11
Steganography
Victor reloaded
2
2015-12-26 16:25:19
Steganography
Brainsick
2
2015-12-26 16:22:39
Software Defined Radio
SigID Level 1
1
2015-12-26 15:10:04
Web
Looking for password file
1
2015-12-26 15:06:45
Web
Area 51
1
2015-12-26 15:04:15
JavaScript
Why not?
2
2015-12-26 15:03:01
JavaScript
Then obfuscation is more secure
1
2015-12-26 15:01:45
Forensics
Dr. Pouce
2
2015-12-26 14:57:42
Forensics
I made a dd of Agent Smith usb key
1
2015-12-26 14:51:02
Cryptography
Is it a secure string?
5
2015-12-26 14:35:13
Cryptography
Martian message part 3
3
2015-12-26 14:34:54
Cryptography
Can you understand this sentence?
3
2015-12-26 14:24:37
Cryptography
I Lost my password
3
2015-12-26 14:21:01
Cryptography
Martian message part 2
2
2015-12-26 14:17:49
Cryptography
File recovery
1
2015-12-26 14:17:25
Cryptography
Public key recovery
2
2015-12-26 13:56:00
Reverse Engineering
I never forget the Nintendo 64
3
2015-12-26 13:07:08
Reverse Engineering
Time to learn x86 ASM & gdb
2
2014-10-09 12:26:05
Reverse Engineering
Can you see through the star
2
2014-10-09 11:50:43
SQL Injection
Most basic SQLi pattern.
1
2014-10-09 11:36:50
Steganography
Missing Pieces
2
2014-10-09 11:29:10
Steganography
A ghost sound
2
2014-10-09 11:23:33
Steganography
Victor you're hidding me something
1
2014-10-09 03:14:21
Web
Headache
1
2014-10-09 03:14:03
Web
Words mean something?
1
2014-10-09 03:11:09
JavaScript
Hashing is more secure
1
2014-10-09 03:10:12
JavaScript
Client side validation is bad!
1
2014-10-09 02:59:50
Cryptography
Some martian message
1
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