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About tihanyin

Usernametihanyin
CountryHungary
Member since2020-03-28
Coins93
Points588
Write-up with special mention1
Ranking47 / 37464
Challenges completed174 / 339

#CyberSecurity Evangelist, Researcher, Security Expert ,OSCP, OSCE, OSWP, CEH, E|CES,... #CTF player!!!!4!!!four!!!
Twitter: @TihanyiNorbert

Norbert holds a P.hD in Computer Science in Numerical and Symbolic calculation from Eötvös Loránd University, Hungary. He has a strong publication record in the field of Prime number theory and Cryptography. He was working for the Hungarian NSA more than 7 years as a cryptanalyst and cyber security expert. Currently he is a Lead Cryptography Researcher at xen1thLabs, Abu Dhabi, UAE.

Challenge Write-up with special mention
Cryptography
Pattern is the key
tihanyin.pdf
Validation date Challenge Number of points
2020-07-27 14:43:12
Cryptography
Crypto over the network
4
2020-05-13 14:16:56
Web
Super Lottery
5
2020-05-07 13:06:59
Web
Orao's factory
6
2020-05-06 12:34:33
Web
REST in peace
3
2020-05-04 16:07:46
Web
Secure Mail
8
2020-05-03 17:47:15
Forensics
Really Depressed Protocol
7
2020-05-01 16:00:26
Forensics
R.I.P MsPaint
4
2020-05-01 09:47:17
Forensics
802.1X Part 1
4
2020-05-01 01:59:41
Forensics
Meat Loaf
2
2020-04-26 18:11:41
Web
Captcha II
4
2020-04-24 03:49:16
Cryptography
Let's Play Scrabble! Part 2
5
2020-04-19 17:03:53
Steganography
Can you see through the matrix!
3
2020-04-18 14:54:41
Cryptography
Let's Play Scrabble!
3
2020-04-18 13:12:29
Malware Analysis
Capture 2 Part 4
3
2020-04-18 13:11:07
Malware Analysis
Capture 2 Part 3
1
2020-04-18 13:08:01
Malware Analysis
Capture 2 Part 2
1
2020-04-18 10:06:44
Forensics
Ping pong
5
2020-04-18 09:19:47
Forensics
Spy my girl
5
2020-04-18 04:25:48
Reverse Engineering
RingZer0 Authenticator
5
2020-04-18 02:58:14
Reverse Engineering
Windows API for the win
4
2020-04-18 01:58:31
Reverse Engineering
Kernel introduction
3
2020-04-17 05:02:16
Cryptography
Crypto Leak
4
2020-04-16 06:13:24
Coding Challenges
Classic Sudoku
7
2020-04-15 14:10:16
Coding Challenges
Number game
7
2020-04-15 12:39:47
Coding Challenges
Find the right word
7
2020-04-15 09:13:54
Coding Challenges
Execute me if you can again
6
2020-04-15 08:54:55
Shellcoding
Linux x64 shellcoding level 7
14
2020-04-15 08:38:52
Reverse Engineering
Heap allocator
3
2020-04-15 00:43:43
Cryptography
Fashion Victim
2
2020-04-14 18:19:58
Web
XPATH of hell!
7
2020-04-14 17:59:47
Jail Escaping
Bash Jail 5
6
2020-04-14 17:43:53
Jail Escaping
PyJail 1
3
2020-04-14 17:05:06
Web
Read the unreadable
5
2020-04-13 16:53:36
Web
I hate this one
6
2020-04-13 15:04:12
Web
XSS Challenge 5
6
2020-04-12 17:39:48
Web
Propaganda mail
4
2020-04-12 17:17:59
Web
Looking for the flag?
3
2020-04-12 16:39:01
Web
Facebook will never forget this one
3
2020-04-12 09:41:38
Web
Password reset reloaded
3
2020-04-12 05:06:35
Coding Challenges
Xor me if you can
6
2020-04-11 19:13:39
Forensics
We got breached again
6
2020-04-11 06:58:43
Coding Challenges
Read me if you can
6
2020-04-11 05:44:42
Coding Challenges
Execute me if you can
5
2020-04-11 04:26:10
Coding Challenges
I saw a little elf
4
2020-04-11 02:51:44
Web
XSS Challenge 4
3
2020-04-10 16:49:23
Steganography
Look inside the house
2
2020-04-10 16:36:07
Web
XSS Challenge 3
3
2020-04-10 01:33:53
SQL Injection
Login portal 4
7
2020-04-10 01:21:45
SQL Injection
Internet As A Service
7
2020-04-10 01:11:44
SQL Injection
When it's lite it's not necessarily easy
6
2020-04-10 01:06:22
SQL Injection
Login portal 3
6
2020-04-10 01:02:06
SQL Injection
No more hacking for me!
4
2020-04-09 18:28:42
SQL Injection
Hot Single Mom
6
2020-04-09 18:26:24
SQL Injection
Quote of the day reloaded
5
2020-04-09 18:25:32
SQL Injection
Thinking outside the box is the key
4
2020-04-09 18:17:44
SQL Injection
Quote of the day
4
2020-04-09 16:56:04
Web
Serial killer!
3
2020-04-09 14:11:00
Web
XSS Challenge 2
2
2020-04-08 17:50:09
Pwnage Linux
Level3 Pwnage Linux Level Up
3
2020-04-08 17:46:36
Pwnage Linux
Level2 Pwnage Linux Level Up
2
2020-04-08 15:03:50
Shellcoding
Linux x64 shellcoding level 2
4
2020-04-08 14:57:22
Shellcoding
Linux x64 shellcoding level 3
6
2020-04-08 14:49:15
Shellcoding
Linux x64 shellcoding level 4
8
2020-04-08 14:36:11
Shellcoding
Linux x64 shellcoding level 5
10
2020-04-08 14:33:09
Shellcoding
Linux x64 shellcoding level 6
12
2020-04-08 13:51:35
Shellcoding
Basics of Linux x64 shellcoding
2
2020-04-07 16:26:55
Cryptography
Crypto Object
4
2020-04-07 13:58:30
Cryptography
Pattern is the key
6
2020-04-07 07:55:47
SysAdmin Linux
SysAdmin Part 8
4
2020-04-07 07:34:11
SysAdmin Linux
SysAdmin Part 7
4
2020-04-07 06:54:31
JavaScript
WTF Lol!
6
2020-04-06 14:39:37
Coding Challenges
Ascii Art
6
2020-04-06 04:07:46
Coding Challenges
Hash breaker reloaded again
6
2020-04-05 16:29:23
Reverse Engineering
Crack Me 1
3
2020-04-05 15:10:07
Reverse Engineering
Windows x86 reversing is cool
3
2020-04-05 14:35:12
Reverse Engineering
I never forget the Nintendo 64
3
2020-04-05 14:24:12
Reverse Engineering
Time to learn x86 ASM & gdb
2
2020-04-05 12:34:59
Pwnage Linux
Level1 Pwnage Linux Level Up
1
2020-04-05 08:34:23
Steganography
Victor reloaded
2
2020-04-05 01:47:46
Reverse Engineering
Can you see through the star
2
2020-04-03 12:23:08
Forensics
Poor internet connection
4
2020-04-03 11:41:25
Steganography
I'm Goronyo Babad Nigerian prince
2
2020-04-02 16:03:22
Coding Challenges
Ask your grandpa again!
4
2020-04-02 15:55:07
Coding Challenges
Ask your grandpa!
2
2020-04-02 15:49:32
Web
PHP feature or 0day?
3
2020-04-02 15:36:04
Web
Security thru obscurity!
2
2020-04-02 15:19:12
Web
XSS Challenge 1
2
2020-04-02 15:03:01
Web
Admin Portal
2
2020-04-02 14:24:07
Web
Password reset
2
2020-04-02 12:55:23
Jail Escaping
PHP Jail 5
6
2020-04-02 12:46:13
Jail Escaping
PHP Jail 4
4
2020-04-02 12:34:46
Jail Escaping
PHP Jail 3
3
2020-04-02 12:32:24
Jail Escaping
PHP Jail 2
2
2020-04-02 12:28:12
Jail Escaping
PHP Jail 1
1
2020-04-02 12:11:10
Steganography
Your old friend Orloge Simard
3
2020-04-02 12:08:31
Steganography
A ghost sound
2
2020-04-02 12:03:51
Steganography
Missing Pieces
2
2020-04-02 11:55:21
Steganography
Hidden In Plain Sight
2
2020-04-02 11:41:05
Steganography
Brainsick
2
2020-04-02 10:13:05
Jail Escaping
C Jail 3
3
2020-04-02 10:10:24
Jail Escaping
C Jail 2
2
2020-04-02 10:07:32
Jail Escaping
C Jail 1
1
2020-04-02 05:10:06
Jail Escaping
Bash Jail 4
4
2020-04-02 04:57:30
Jail Escaping
Bash Jail 3
3
2020-04-02 02:23:27
Jail Escaping
Bash Jail 2
2
2020-04-02 02:20:39
Jail Escaping
Bash Jail 1
1
2020-04-01 09:24:13
SQL Injection
Don't mess with Noemie; she hates admin!
3
2020-04-01 09:14:17
SQL Injection
What's the definition of NULL
3
2020-04-01 09:07:28
Forensics
I love cat
2
2020-04-01 09:03:09
Forensics
Who I am part 2
1
2020-04-01 08:58:35
Forensics
Someone steal my flag again
5
2020-04-01 08:52:41
Forensics
We got breached
5
2020-04-01 08:44:05
Forensics
Hey Chuck where is the flag?
2
2020-04-01 08:19:55
Cryptography
Is it a secure string?
5
2020-04-01 05:29:19
Forensics
Someone steal my flag!
3
2020-04-01 05:23:32
Forensics
Hide my ass in my home!
2
2020-04-01 05:14:17
Forensics
Agent Smith reloaded
4
2020-03-31 17:00:15
Software Defined Radio
SigID Level 1
1
2020-03-31 16:47:27
Steganography
Victor you're hidding me something
1
2020-03-31 16:43:50
Steganography
You're lost? Use the map
1
2020-03-31 16:20:12
Forensics
3 / 3 Suspicious account password?
4
2020-03-31 16:15:32
Forensics
2 / 3 Did you see my desktop?
3
2020-03-31 15:39:45
Forensics
1 / 3 Do not waste the environment
2
2020-03-31 15:31:57
Forensics
Attention Dinosaure Survive
2
2020-03-31 15:18:24
Forensics
Dr. Pouce
2
2020-03-31 15:06:36
Forensics
I made a dd of Agent Smith usb key
1
2020-03-31 12:17:21
Web
Captcha I
2
2020-03-31 09:32:29
Web
Unreadable captcha
2
2020-03-30 09:56:36
Web
PHP Fairy
2
2020-03-30 09:34:12
Web
Malicious upload
2
2020-03-30 09:25:58
Web
Headache
1
2020-03-30 09:24:45
Web
Words mean something?
1
2020-03-30 09:23:23
Web
Looking for password file
1
2020-03-30 09:22:16
Web
Big Brother is watching
1
2020-03-30 09:00:46
Web
Area 51
1
2020-03-30 06:03:31
SysAdmin Linux
SysAdmin Part 6
3
2020-03-30 05:57:18
SysAdmin Linux
SysAdmin Part 5
2
2020-03-30 05:53:25
SysAdmin Linux
SysAdmin Part 4
2
2020-03-30 05:41:04
SysAdmin Linux
SysAdmin Part 3
1
2020-03-30 05:35:40
SysAdmin Linux
SysAdmin Part 2
1
2020-03-30 05:01:11
SysAdmin Linux
SysAdmin Part 1
1
2020-03-29 19:29:21
Forensics
Who I am?
2
2020-03-29 19:02:09
JavaScript
Why not be more secure?
5
2020-03-29 18:59:41
JavaScript
Why not?
2
2020-03-29 18:55:00
JavaScript
Valid key required
2
2020-03-29 18:53:24
JavaScript
Most Secure Crypto Algo
2
2020-03-29 18:49:40
JavaScript
Then obfuscation is more secure
1
2020-03-29 18:46:54
JavaScript
Hashing is more secure
1
2020-03-29 18:45:38
JavaScript
Client side validation is bad!
1
2020-03-29 18:05:44
Malware Analysis
Capture 1 Part 3
1
2020-03-29 17:29:51
Malware Analysis
Capture 1 Part 1
1
2020-03-29 05:27:03
SQL Injection
Login portal 2
3
2020-03-29 05:11:26
SQL Injection
ACL rulezzz the world.
2
2020-03-29 05:09:43
SQL Injection
Login portal 1
2
2020-03-29 05:05:42
SQL Injection
Po po po po postgresql
2
2020-03-29 04:48:15
SQL Injection
Random Login Form
2
2020-03-29 04:22:54
SQL Injection
Most basic SQLi pattern.
1
2020-03-29 02:40:48
Exotic Data Storage
Just another login form
2
2020-03-29 02:24:49
Coding Challenges
Hash breaker reloaded
5
2020-03-29 02:16:20
Coding Challenges
I hate mathematics
3
2020-03-29 01:49:43
Coding Challenges
Hash breaker
4
2020-03-28 19:52:09
Coding Challenges
Hash me reloaded
3
2020-03-28 19:43:02
Coding Challenges
Hash me please
2
2020-03-28 18:33:45
Cryptography
TotalSecure Message Encrypter
6
2020-03-28 17:21:55
Cryptography
Hangovers and more: Bacon
3
2020-03-28 15:56:32
Cryptography
Encrypted Zip
4
2020-03-28 15:54:34
Cryptography
I Lost my password
3
2020-03-28 15:45:57
Cryptography
Martian message part 3
3
2020-03-28 15:38:04
Cryptography
Can you understand this sentence?
3
2020-03-28 15:29:18
Cryptography
Martian message part 2
2
2020-03-28 15:11:03
Cryptography
Public key recovery
2
2020-03-28 15:03:23
Cryptography
File recovery
1
2020-03-28 14:51:54
Cryptography
You're Drunk!
1
2020-03-28 14:32:47
Cryptography
Some martian message
1
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