Switch to lite version Switch to dark theme

About jusb3 is certified (RCEH) RingZer0 Certified Elite Hacker

Usernamejusb3
CountryFinland
Member since2017-03-08
Coins5
Points1046
Write-up with special mention1
Ranking5 / 24231
Challenges completed252 / 296

Challenge Write-up with special mention
Shellcoding
Linux x64 shellcoding level 7
shellcoding7_40-bytes - no_reading_from_user.txt
Validation date Challenge Number of points
2018-09-11 01:33:11
Steganography
Crazy Cat Lady
3
2018-08-31 19:44:25
Steganography
Not just 64
4
2018-08-20 23:17:58
Reverse Engineering
Buggy Bunny
7
2018-08-14 21:04:06
Cryptography
Homemade Craptography
8
2018-08-14 01:49:23
JavaScript
Interstellar PhoneBook
6
2018-07-31 13:04:34
SysAdmin Linux
SysAdmin Part 7
4
2018-07-31 12:59:01
SysAdmin Linux
SysAdmin Part 6
3
2018-07-31 12:09:33
SysAdmin Linux
SysAdmin Part 8
4
2018-07-31 12:02:46
SysAdmin Linux
SysAdmin Part 5
2
2018-07-24 11:02:03
SQL Injection
Don't Stumble in the Process
4
2018-07-22 22:12:01
Jail Escaping
C Jail 4
5
2018-07-20 22:12:17
Jail Escaping
C Jail 3
3
2018-07-20 20:14:34
Jail Escaping
C Jail 2
2
2018-07-20 19:57:11
Jail Escaping
C Jail 1
1
2018-07-20 17:27:43
Web
Captcha III
4
2018-07-19 12:15:31
Jail Escaping
Bash Jail 3
3
2018-07-18 09:40:07
Pwnage Linux
Level4 Pwnage Linux x86_64
7
2018-07-17 14:20:21
Pwnage Linux
Level3 Pwnage Linux x86_64
7
2018-07-14 00:00:31
Reverse Engineering
The oracle
13
2018-07-12 13:59:59
Reverse Engineering
The supreme bash
7
2018-07-11 17:12:44
Reverse Engineering
Armed and ready
7
2018-07-09 08:38:23
Malware Analysis
Capture 2 Part 1
1
2018-07-06 09:02:51
Malware Analysis
Capture 2 Part 4
3
2018-07-06 08:53:39
Malware Analysis
Capture 2 Part 3
1
2018-07-06 08:51:21
Malware Analysis
Capture 2 Part 2
1
2018-07-05 14:50:02
Malware Analysis
Capture 1 Part 7
3
2018-07-04 15:22:19
Reverse Engineering
You're not welcome again!
12
2018-06-20 19:09:58
Forensics
Someone steal my flag again
5
2018-06-20 11:30:50
Cryptography
Spies
9
2018-06-19 21:36:16
Reverse Engineering
WASM Part 3
12
2018-06-18 17:54:09
Reverse Engineering
WASM Part 2
8
2018-06-17 20:54:38
SQL Injection
/etc/passwd
7
2018-06-17 20:30:57
SQL Injection
Size DOES matter
7
2018-06-17 13:59:22
Shellcoding
Linux x64 shellcoding level 7
14
2018-06-14 22:01:04
Shellcoding
Linux x64 shellcoding level 6
12
2018-06-14 14:24:31
Shellcoding
Linux x64 shellcoding level 5
10
2018-06-13 13:23:39
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 4
15
2018-06-11 13:20:12
Shellcoding
Linux x64 shellcoding level 4
8
2018-06-07 09:11:03
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 3
5
2018-06-04 01:08:44
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 3
10
2018-06-03 23:13:27
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 2
7
2018-06-03 20:48:30
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 2 Flag 1
3
2018-05-31 14:50:13
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1
7
2018-05-29 11:47:41
Reverse Engineering
WASM Part 1
5
2018-05-27 17:28:14
Reverse Engineering
The MI7 password prompt
5
2018-05-26 16:18:21
Web
Read the unreadable
5
2018-05-26 14:05:10
Cryptography
Crypto Leak
4
2018-05-20 11:26:35
Forensics
The good, the bad and the ugly
2
2018-05-20 01:05:15
Malware Analysis
Just Another MBR Ransomware
8
2018-05-19 18:10:46
Web
PHP feature or 0day reloaded?
6
2018-05-17 14:32:13
SQL Injection
Login portal 5
8
2018-05-17 13:38:15
SQL Injection
Login portal 4
7
2018-05-16 16:27:47
SQL Injection
Hot Single Mom
6
2018-05-16 14:24:21
SQL Injection
0 Day Store
3
2018-05-15 13:53:58
Forensics
802.1X Part 2
8
2018-05-14 18:15:56
Forensics
802.1X Part 1
4
2018-05-10 17:00:47
Reverse Engineering
The unknown challenge
11
2018-05-09 11:35:18
Reverse Engineering
SOS Lib
7
2018-05-08 17:20:09
Reverse Engineering
Rebate As A Service
8
2018-04-25 16:10:41
Reverse Engineering
Trolling the troll
10
2018-04-18 02:08:47
Pwnage Linux
Level2 Pwnage Linux x86_64
4
2018-04-17 17:01:49
Pwnage Linux
Level1 Pwnage Linux x86_64
3
2018-04-09 21:00:22
Web
Looking for god in your life?
8
2018-04-09 19:23:16
Web
Secure Mail
8
2018-04-08 12:20:41
Web
Orao's factory
6
2018-04-07 12:14:25
Reverse Engineering
Altera?
4
2018-04-07 00:24:46
Reverse Engineering
I Think I forgot to take out the garbage!
6
2018-04-06 00:15:06
Reverse Engineering
Pwndr3 Authenticator
5
2018-04-05 00:47:45
Reverse Engineering
Can I speak with the kernel?
5
2018-04-04 23:28:57
Reverse Engineering
Flag stealer
6
2018-04-04 20:03:17
Reverse Engineering
You're not welcome
8
2018-04-03 15:10:30
SQL Injection
Internet As A Service
7
2018-03-31 20:15:33
Reverse Engineering
Let's take a detour
4
2018-03-29 14:55:06
Reverse Engineering
Phenix Golgoth
5
2018-03-27 02:27:56
Reverse Engineering
Power to the people
4
2018-03-21 20:59:17
SQL Injection
The useless search tool
8
2018-03-21 01:20:06
SQL Injection
Groups of hacker
7
2018-03-20 23:32:53
Forensics
We got breached again
6
2018-03-19 20:01:33
Forensics
The words flew but writing remains
3
2018-03-19 19:08:16
Forensics
Russian Crypto Roulette
6
2018-03-19 17:21:57
Forensics
Really Depressed Protocol
7
2018-03-19 00:21:06
Forensics
Agent Smith reloaded
4
2018-03-19 00:17:00
Forensics
Who I am?
2
2018-03-19 00:11:14
Forensics
Spy my girl
5
2018-03-18 23:10:03
Forensics
Ping pong
5
2018-03-06 02:08:27
Forensics
We got breached
5
2018-03-06 00:20:28
Forensics
Poor internet connection
4
2018-03-05 23:59:59
Forensics
Someone steal my flag!
3
2018-03-05 23:17:56
Forensics
R.I.P MsPaint
4
2018-03-04 20:42:01
Cryptography
You're Drunk!
1
2018-03-02 16:57:20
Forensics
3 / 3 Suspicious account password?
4
2018-03-02 16:37:11
Forensics
1 / 3 Do not waste the environment
2
2018-03-02 16:03:51
Forensics
2 / 3 Did you see my desktop?
3
2018-03-02 03:53:35
Jail Escaping
PHP Jail 5
6
2018-02-27 10:25:16
Malware Analysis
Capture 1 Part 6
3
2018-02-26 17:43:00
Malware Analysis
Capture 1 Part 5
3
2018-02-26 06:45:57
Jail Escaping
PHP Jail 4
4
2018-02-26 06:03:30
Jail Escaping
PHP Jail 3
3
2018-02-26 05:49:06
Jail Escaping
PHP Jail 2
2
2018-02-26 04:56:32
Jail Escaping
PHP Jail 1
1
2018-02-26 04:17:42
Jail Escaping
PyJail 2
5
2018-02-26 03:52:28
Jail Escaping
PyJail 1
3
2018-02-24 17:26:08
Malware Analysis
Capture 1 Part 3
1
2018-02-24 17:13:25
Malware Analysis
Capture 1 Part 2
1
2018-02-24 01:16:14
Malware Analysis
RAO democracy
4
2018-02-23 23:47:57
Malware Analysis
APT 1337
4
2018-02-13 19:57:25
SQL Injection
Quote of the day reloaded
5
2018-02-10 16:14:53
SQL Injection
When it's lite it's not necessarily easy
6
2018-02-10 16:02:22
SQL Injection
Login portal 3
6
2018-02-10 15:15:43
SQL Injection
No more hacking for me!
4
2018-02-10 15:07:33
SQL Injection
Login portal 2
3
2018-02-10 15:02:08
SQL Injection
Don't mess with Noemie; she hates admin!
3
2018-02-03 01:42:04
SQL Injection
What's the definition of NULL
3
2018-01-29 16:02:45
SQL Injection
Random Login Form
2
2017-11-07 22:28:42
Reverse Engineering
Old School
4
2017-09-30 18:40:47
Shellcoding
Linux x64 shellcoding level 3
6
2017-09-30 11:34:54
Shellcoding
Linux x64 shellcoding level 2
4
2017-09-30 10:55:36
Forensics
Who I am part 2
1
2017-09-29 01:51:49
Reverse Engineering
Keygen time again
10
2017-09-27 23:25:40
Reverse Engineering
Update Manager
6
2017-09-27 20:24:00
Web
XPATH of hell!
7
2017-09-27 12:54:54
Web
I hate this one
6
2017-09-26 20:20:12
Cryptography
Crypto Object
4
2017-09-26 20:04:50
Reverse Engineering
Smart enough?
5
2017-09-26 16:44:43
Reverse Engineering
ASM Lovers
4
2017-09-25 14:13:27
Steganography
The vestige of dial-up Internet
2
2017-09-24 20:13:19
Web
Malicious upload
2
2017-09-24 18:49:34
Coding challenges
Execute me if you can again
6
2017-09-24 18:37:40
Coding challenges
Execute me if you can
5
2017-09-24 16:11:16
Reverse Engineering
Back to our roots
5
2017-09-24 14:44:08
Reverse Engineering
Need a client
6
2017-09-24 12:20:48
Reverse Engineering
RingZer0 Authenticator
5
2017-09-24 10:46:50
Reverse Engineering
Wrong byte!
4
2017-09-24 10:04:30
Reverse Engineering
Windows API for the win
4
2017-09-24 03:12:32
Reverse Engineering
Introduction to ARM
4
2017-09-24 03:02:49
Reverse Engineering
Introduction to MIPS
3
2017-09-24 02:29:31
Reverse Engineering
Kernel introduction
3
2017-09-24 00:43:39
Reverse Engineering
Heap allocator
3
2017-09-23 18:35:12
Reverse Engineering
Intro To Sparc
3
2017-09-23 14:21:19
SQL Injection
Thinking outside the box is the key
4
2017-09-23 12:47:44
SQL Injection
Po po po po postgresql
2
2017-09-22 20:38:15
JavaScript
Beauty and the beast
7
2017-09-21 20:34:01
Cryptography
TotalSecure Message Encrypter
6
2017-09-21 14:42:40
Cryptography
Crypto is not good as you think
8
2017-09-21 14:07:18
Forensics
Attention Dinosaure Survive
2
2017-09-21 13:00:31
Cryptography
Pattern is the key
6
2017-09-19 17:38:16
Cryptography
Encrypted Zip
4
2017-06-07 02:04:19
Steganography
5 beautiful colors
3
2017-06-07 01:16:03
Steganography
The Sloth
2
2017-05-29 13:01:31
Shellcoding
Basics of Linux x64 shellcoding
2
2017-05-29 10:31:45
Pwnage Linux
Level3 Pwnage Linux Level Up
3
2017-05-27 04:34:34
Jail Escaping
Bash Jail 2
2
2017-05-27 03:09:52
Jail Escaping
Bash Jail 1
1
2017-05-26 08:37:27
Pwnage Linux
Level2 Pwnage Linux Level Up
2
2017-05-26 07:59:37
Pwnage Linux
Level1 Pwnage Linux Level Up
1
2017-05-11 18:21:34
Forensics
I love cat
2
2017-05-11 18:05:48
Forensics
Meat Loaf
2
2017-05-11 12:06:40
Cryptography
Is it a secure string?
5
2017-04-25 06:48:12
SQL Injection
Just another login form
2
2017-04-18 06:26:49
SQL Injection
Quote of the day
4
2017-04-10 06:42:24
Coding challenges
Xor me if you can
6
2017-04-08 19:32:31
Web
Freedom Firewall
5
2017-04-08 11:25:50
Reverse Engineering
I never forget the Nintendo 64
3
2017-04-07 12:50:12
Reverse Engineering
Windows x86 reversing is cool
3
2017-04-06 14:51:55
Cryptography
Welcome to the asylum
6
2017-04-06 11:44:00
Forensics
Hide my ass in my home!
2
2017-04-06 06:44:07
Coding challenges
Hash breaker reloaded again
6
2017-04-01 04:28:11
Coding challenges
Ask your grandpa again!
4
2017-03-31 03:24:47
Steganography
Your old friend Orloge Simard
3
2017-03-30 12:37:25
Web
Unreadable captcha
2
2017-03-30 12:11:14
Web
Password reset reloaded
3
2017-03-30 06:27:24
Steganography
You're lost? Use the map
1
2017-03-30 04:43:11
Steganography
Can you see through the matrix reloaded!
4
2017-03-29 11:15:01
Steganography
A ghost sound
2
2017-03-29 05:19:01
Reverse Engineering
Crack Me 1
3
2017-03-28 19:59:17
Reverse Engineering
Can you see through the star
2
2017-03-28 18:43:27
Reverse Engineering
Time to learn x86 ASM & gdb
2
2017-03-28 17:58:50
Steganography
Can you see through the matrix!
3
2017-03-28 17:47:32
Steganography
Walk the line!
5
2017-03-28 14:49:35
Steganography
Brainsick
2
2017-03-28 14:14:31
Steganography
Missing Pieces
2
2017-03-28 05:47:24
Steganography
SigID Level 1
1
2017-03-28 00:25:03
Web
Captcha II
4
2017-03-26 19:47:31
Steganography
Love Letter
3
2017-03-26 18:38:25
Web
XSS Challenge 5
6
2017-03-26 17:55:15
Web
XSS Challenge 4
3
2017-03-26 17:46:09
Web
XSS Challenge 3
3
2017-03-26 17:17:17
Web
Facebook will never forget this one
3
2017-03-24 11:18:43
Steganography
Pixel Everywhere
2
2017-03-22 13:34:25
Steganography
I'm Goronyo Babad Nigerian prince
2
2017-03-22 13:03:09
Steganography
Look inside the house
2
2017-03-22 12:34:56
Steganography
Victor reloaded
2
2017-03-22 12:03:17
SysAdmin Linux
SysAdmin Part 4
2
2017-03-22 08:32:48
SysAdmin Linux
SysAdmin Part 3
1
2017-03-22 06:22:36
SysAdmin Linux
SysAdmin Part 2
1
2017-03-22 03:11:47
SysAdmin Linux
SysAdmin Part 1
1
2017-03-21 17:47:37
Steganography
Victor you're hidding me something
1
2017-03-20 12:42:39
Web
Propaganda mail
4
2017-03-20 06:01:48
Web
Looking for the flag?
3
2017-03-19 12:12:45
Malware Analysis
Capture 1 Part 1
1
2017-03-19 10:42:36
Web
Serial killer!
3
2017-03-19 08:56:11
Forensics
Dr. Pouce
2
2017-03-19 08:31:18
Forensics
Hey Chuck where is the flag?
2
2017-03-18 13:33:48
Coding challenges
Ascii Art
6
2017-03-18 12:29:21
Coding challenges
Read me if you can
6
2017-03-18 11:29:28
Coding challenges
Hash breaker reloaded
5
2017-03-18 11:10:32
Coding challenges
I saw a little elf
4
2017-03-18 10:43:52
Coding challenges
Hash breaker
4
2017-03-18 10:36:01
Coding challenges
I hate mathematics
3
2017-03-18 10:30:38
Coding challenges
Hash me reloaded
3
2017-03-18 10:21:40
Coding challenges
Ask your grandpa!
2
2017-03-18 09:04:54
Web
Password reset
2
2017-03-18 08:52:00
Web
PHP Fairy
2
2017-03-17 07:25:43
SQL Injection
Login portal 1
2
2017-03-16 07:59:20
Steganography
Hidden In Plain Sight
2
2017-03-14 08:41:36
Coding challenges
Number game
7
2017-03-14 08:07:33
Coding challenges
Classic Sudoku
7
2017-03-14 06:02:21
Coding challenges
Find the right word
7
2017-03-13 21:28:04
Coding challenges
Hash me please
2
2017-03-13 20:41:58
Web
XSS Challenge 2
2
2017-03-13 20:32:20
Web
PHP feature or 0day?
3
2017-03-13 20:14:47
Web
Security thru obscurity!
2
2017-03-13 20:05:56
Web
REST in peace
3
2017-03-13 10:18:58
Cryptography
Crypto over the network
4
2017-03-13 09:52:04
Cryptography
I Lost my password
3
2017-03-13 09:40:43
Cryptography
Hangovers and more: Bacon
3
2017-03-13 09:14:14
Cryptography
Martian message part 2
2
2017-03-13 08:50:21
Cryptography
Martian message part 3
3
2017-03-13 08:43:32
Cryptography
Can you understand this sentence?
3
2017-03-13 08:25:21
Cryptography
Fashion Victim
2
2017-03-13 07:01:53
Cryptography
Public key recovery
2
2017-03-13 06:58:14
Cryptography
File recovery
1
2017-03-13 06:44:06
JavaScript
WTF Lol!
6
2017-03-12 17:55:08
Web
Captcha I
2
2017-03-12 15:42:11
Web
Admin Portal
2
2017-03-12 15:22:53
Web
Area 51
1
2017-03-10 13:51:57
Web
XSS Challenge 1
2
2017-03-10 12:31:11
Web
Words mean something?
1
2017-03-10 12:28:17
Web
Headache
1
2017-03-10 02:13:04
SQL Injection
ACL rulezzz the world.
2
2017-03-10 01:00:27
Web
Looking for password file
1
2017-03-09 18:29:38
JavaScript
Why not be more secure?
5
2017-03-09 18:01:22
JavaScript
Most Secure Crypto Algo
2
2017-03-09 17:56:29
Web
Big Brother is watching
1
2017-03-09 17:25:19
Forensics
I made a dd of Agent Smith usb key
1
2017-03-09 13:09:43
JavaScript
Valid key required
2
2017-03-09 12:20:50
JavaScript
Why not?
2
2017-03-09 05:55:13
JavaScript
Then obfuscation is more secure
1
2017-03-09 05:51:36
JavaScript
Hashing is more secure
1
2017-03-09 05:48:07
JavaScript
Client side validation is bad!
1
2017-03-08 15:26:08
Cryptography
Some martian message
1
2017-03-08 15:08:52
SQL Injection
Most basic SQLi pattern.
1
top