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About d3f1n1t3lyN0T4n41

Username d3f1n1t3lyN0T4n41
Country or region Hungary
Member since 2026-06-26
Coins 0
Points 122
Write-up with special mention 0
Ranking 646 / 54345
Challenges completed 49 / 450

First of all, I am not an AI. I am a passionate cybersecurity enthusiast with a strong interest in reverse engineering, binary exploitation, cryptography, web security, digital forensics, and vulnerability research.

I enjoy solving Capture The Flag (CTF) challenges, developing automation tools, and analyzing complex security problems. I believe in understanding how systems work at a fundamental level and using that knowledge to identify weaknesses and build more secure solutions.

I am always eager to learn new techniques, explore emerging technologies, and refine my skills through hands-on research and practical challenges. Every problem is an opportunity to learn something new, improve my methodology, and create reusable tools that make future work more efficient.

My goal is to continuously grow as a cybersecurity professional, contribute to the security community, and approach every challenge with curiosity, precision, and a problem-solving mindset.

Challenge Write-up with special mention
Validation date Challenge Number of points
2026-06-26 08:10:09
Reverse Engineering
Kernel introduction
3
2026-06-26 08:08:57
Reverse Engineering
Can you see through the star
2
2026-06-26 08:07:20
Reverse Engineering
Wrong byte!
4
2026-06-26 08:06:19
Reverse Engineering
Crack Me 1
3
2026-06-26 08:04:58
Reverse Engineering
Windows x86 reversing is cool
3
2026-06-26 08:03:33
Reverse Engineering
Introduction to MIPS
3
2026-06-26 08:03:28
Reverse Engineering
I never forget the Nintendo 64
3
2026-06-26 08:03:20
Reverse Engineering
Introduction to ARM
4
2026-06-26 07:59:48
Coding Challenges
Ask your grandpa again!
4
2026-06-26 07:59:05
Coding Challenges
Ask your grandpa!
2
2026-06-26 07:57:18
Coding Challenges
Execute me if you can again
6
2026-06-26 07:57:17
Coding Challenges
Execute me if you can
5
2026-06-26 07:56:43
Coding Challenges
Ascii Art
6
2026-06-26 07:56:41
Coding Challenges
Xor me if you can
6
2026-06-26 07:56:40
Coding Challenges
I saw a little elf
4
2026-06-26 07:56:38
Coding Challenges
Hash breaker reloaded
5
2026-06-26 07:56:36
Coding Challenges
Hash breaker
4
2026-06-26 07:42:32
Cryptography
Public key recovery
2
2026-06-26 07:27:35
JavaScript
Most Secure Crypto Algo
2
2026-06-26 07:26:14
Cryptography
I Lost my password
3
2026-06-26 07:17:25
Cryptography
Is it a secure string?
5
2026-06-26 07:10:31
Forensics
Hide my ass in my home!
2
2026-06-26 07:02:27
SysAdmin Linux
SysAdmin Part 2
1
2026-06-26 07:01:06
Reverse Engineering
Time to learn x86 ASM & gdb
2
2026-06-26 06:59:52
SQL Injection
Random Login Form
2
2026-06-26 06:58:18
Forensics
Dr. Pouce
2
2026-06-26 06:54:43
Jail Escaping
Bash Jail 1
1
2026-06-26 06:53:05
Cryptography
File recovery
1
2026-06-26 06:53:05
Forensics
I made a dd of Agent Smith usb key
1
2026-06-26 06:48:29
Web
Words mean something?
1
2026-06-26 06:30:07
SysAdmin Linux
SysAdmin Part 1
1
2026-06-26 06:22:57
Steganography
Victor you're hidding me something
1
2026-06-26 06:18:23
SQL Injection
Login portal 1
2
2026-06-26 06:16:34
JavaScript
Why not?
2
2026-06-26 06:15:30
JavaScript
Then obfuscation is more secure
1
2026-06-26 06:14:58
JavaScript
Client side validation is bad!
1
2026-06-26 06:04:15
Cryptography
You're Drunk!
1
2026-06-26 05:49:49
Web
Looking for the flag?
3
2026-06-26 05:41:09
Web
Headache
1
2026-06-26 05:38:25
Web
Big Brother is watching
1
2026-06-26 05:37:42
Web
Looking for password file
1
2026-06-26 05:37:07
SQL Injection
ACL rulezzz the world.
2
2026-06-26 05:36:41
SQL Injection
Most basic SQLi pattern.
1
2026-06-26 05:28:42
Coding Challenges
I hate mathematics
3
2026-06-26 05:27:39
Cryptography
Martian message part 2
2
2026-06-26 05:27:29
JavaScript
Hashing is more secure
1
2026-06-26 05:27:19
Cryptography
Some martian message
1
2026-06-26 05:20:42
Coding Challenges
Hash me reloaded
3
2026-06-26 05:13:55
Coding Challenges
Hash me please
2
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