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About fsharp

Usernamefsharp
CountryHong Kong
Member since2021-09-01
Coins2
Points690
Write-up with special mention0
Ranking38 / 42819
Challenges completed206 / 358

my eyes hurt

Challenge Write-up with special mention
Validation date Challenge Number of points
2022-07-05 12:20:29
Jail Escaping
Bash Jail 3
3
2022-06-27 01:38:52
Malware Analysis
Capture 2 Part 1
1
2022-06-26 03:14:35
Malware Analysis
APT 1337
4
2022-06-25 03:02:09
Malware Analysis
Just Another MBR Ransomware
8
2022-06-24 02:48:00
Malware Analysis
Capture 2 Part 4
3
2022-06-24 02:44:51
Malware Analysis
Capture 2 Part 3
1
2022-06-24 02:42:48
Malware Analysis
Capture 2 Part 2
1
2022-06-23 15:59:34
Malware Analysis
This malware excels Part 1
2
2022-06-23 15:44:39
Malware Analysis
This malware excels Part 3
2
2022-06-22 06:48:44
Reverse Engineering
Keygen time again
10
2022-06-20 00:32:53
Web
Timesheet As a Service
5
2022-06-19 06:11:21
SQL Injection
Quote of the day
4
2022-06-18 16:39:07
Reverse Engineering
Rebate As A Service
8
2022-06-17 03:13:24
NSEC 2021
Crapto Century
3
2022-06-16 15:15:53
Forensics
Russian Crypto Roulette
6
2022-06-16 11:51:35
Forensics
R.I.P MsPaint
4
2022-06-14 12:36:02
Reverse Engineering
The supreme bash
7
2022-06-14 06:55:36
Malware Analysis
RAO democracy
4
2022-06-14 01:57:16
Web
PHP feature or 0day reloaded?
6
2022-06-13 04:04:00
Web
PHP feature or 0day?
3
2022-06-13 02:08:02
Web
Orao's factory
6
2022-06-12 23:35:20
Reverse Engineering
I love tea!
4
2022-06-11 14:55:45
SQL Injection
Login portal 1
2
2022-06-11 11:24:09
Reverse Engineering
Let's take a detour
4
2022-06-11 03:07:32
Reverse Engineering
Space Invaders
4
2022-06-11 00:07:55
Reverse Engineering
Need a client
6
2022-06-10 12:47:50
Reverse Engineering
Flag stealer
6
2022-06-10 09:51:27
Coding Challenges
Ask your grandpa again!
4
2022-06-10 02:26:04
Reverse Engineering
Phenix Golgoth
5
2022-06-10 01:34:31
Reverse Engineering
Old School
4
2022-06-09 04:39:43
Reverse Engineering
Smart enough?
5
2022-06-09 03:31:15
Reverse Engineering
RingZer0 Authenticator
5
2022-06-08 13:35:27
Reverse Engineering
Virtual World
5
2022-06-08 13:32:17
Reverse Engineering
Pwndr3 Authenticator
5
2022-06-08 05:17:10
Reverse Engineering
Windows API for the win
4
2022-06-08 01:23:39
Cryptography
Let's Play Scrabble! Part 2
5
2022-06-07 12:18:20
Web
Read the unreadable
5
2022-06-07 07:51:17
Cryptography
Let's Play Scrabble!
3
2022-06-05 12:55:44
NSEC 2021
Knight Portal (2/3)
2
2022-06-05 12:25:49
SQL Injection
Random Login Form
2
2022-06-05 11:24:35
Web
Captcha II
4
2022-06-05 09:45:05
Web
Password Reset As a Service
5
2022-06-04 23:16:52
Web
Freedom Firewall
5
2022-06-04 07:32:01
Shellcoding
Basics of Linux x64 shellcoding
2
2022-06-04 07:18:21
Jail Escaping
C Jail 2
2
2022-06-04 06:51:23
Jail Escaping
C Jail 1
1
2022-06-03 14:03:13
Reverse Engineering
Back to our roots
5
2022-05-09 03:55:48
Forensics
Are you Twisted Insane?
3
2022-05-01 14:25:16
JavaScript
Why not be more secure?
5
2022-04-24 16:08:23
NSEC 2021
Reading Through the Cloud
4
2022-04-19 05:32:47
Forensics
Spy my girl
5
2022-04-19 00:08:38
Coding Challenges
Number game
7
2022-04-17 03:33:01
Reverse Engineering
See No Evil - Part 3
3
2022-04-17 02:13:41
Reverse Engineering
See No Evil - Part 2
3
2022-04-17 02:03:40
Reverse Engineering
See No Evil - Part 1
2
2022-04-17 01:23:58
Web
REST in peace
3
2022-04-16 15:26:42
Reverse Engineering
Altera?
4
2022-04-16 15:00:54
Reverse Engineering
The MI7 password prompt
5
2022-04-16 09:58:24
Reverse Engineering
Gift as a Service Part 2
2
2022-04-16 09:37:14
Web
Gift as a Service Part 1
3
2022-04-16 07:07:06
Coding Challenges
Read me if you can
6
2022-04-16 04:52:51
SQL Injection
Po po po po postgresql
2
2022-04-15 14:17:40
Coding Challenges
Classic Sudoku
7
2022-04-15 12:45:13
Web
Password reset reloaded
3
2022-04-15 12:21:19
Web
I hate this one
6
2022-04-15 02:28:02
Forensics
Ping pong
5
2022-04-14 15:30:19
Forensics
The words flew but writing remains
3
2022-04-13 06:32:32
Cryptography
Crypto Leak
4
2022-04-11 03:58:00
Cryptography
Crypto over the network
4
2022-04-10 13:28:13
Steganography
Stop the violence 2
5
2022-04-10 11:39:17
Steganography
Not just 64
4
2022-04-10 11:06:12
Steganography
Even the Odds
4
2022-04-10 09:21:01
Steganography
Hidden out of sight
5
2022-04-10 08:53:58
Forensics
We got breached
5
2022-04-10 05:04:52
Exotic Data Storage
DON'T login as admin
2
2022-04-10 05:02:12
Forensics
We got breached again
6
2022-04-10 00:49:54
Forensics
802.1X Part 1
4
2022-04-10 00:41:58
Forensics
Someone steal my flag again
5
2022-04-09 14:30:05
Coding Challenges
Xor me if you can
6
2022-04-09 13:55:59
Cryptography
Fashion Victim
2
2022-04-09 07:22:36
Coding Challenges
Hash breaker reloaded
5
2022-04-09 07:09:31
Coding Challenges
Ask your grandpa!
2
2022-04-09 06:40:27
Coding Challenges
Find the right word
7
2022-04-09 06:10:56
Coding Challenges
Ascii Art
6
2022-04-09 05:36:15
Coding Challenges
Hash breaker reloaded again
6
2022-04-09 05:05:40
Coding Challenges
Execute me if you can again
6
2022-04-09 04:52:42
Coding Challenges
Execute me if you can
5
2022-04-09 03:18:58
Cryptography
TotalSecure Message Encrypter
6
2022-04-09 02:19:26
Cryptography
Malcolm
7
2022-04-09 00:07:24
Web
Super Lottery
5
2022-04-08 23:50:32
Web
Malicious upload
2
2022-04-08 13:42:59
NSEC 2021
Knight Portal (1/3)
2
2022-04-08 13:30:36
Forensics
The good, the bad and the ugly
2
2022-04-08 09:01:15
Reverse Engineering
You're not welcome
8
2022-04-07 14:17:15
Web
Unreadable captcha
2
2022-04-07 11:51:32
Web
JWT pitfall 1
3
2022-04-07 07:43:57
Web
Password reset
2
2022-04-07 07:01:35
Web
Hacking skill are optional
1
2022-04-07 04:33:12
Forensics
Agent Smith reloaded
4
2022-04-06 13:29:34
Cryptography
Crypto is not good as you think
8
2022-04-05 06:57:54
Steganography
Can you see through the matrix reloaded!
4
2022-04-04 00:40:50
Web
Admin Portal
2
2022-04-03 00:28:31
Steganography
Stop the violence
5
2022-04-02 15:28:25
Steganography
The Sloth
2
2022-04-02 14:29:54
Reverse Engineering
Power to the people
4
2022-04-02 09:14:10
Steganography
5 beautiful colors
3
2022-04-02 07:46:26
Reverse Engineering
Can I speak with the kernel?
5
2022-04-02 02:34:21
The NC8 Reverse Engineering Track
NC8 MAINFRAME MANAGEMENT INTERFACE Part 1
7
2022-04-01 08:24:21
Forensics
Someone steal my flag!
3
2022-04-01 08:06:12
Forensics
Meat Loaf
2
2022-04-01 05:30:56
Web
Propaganda mail
4
2022-04-01 05:06:09
Web
Serial killer!
3
2022-04-01 04:32:23
Web
Facebook will never forget this one
3
2022-04-01 03:39:58
Web
Captcha I
2
2022-03-31 07:21:25
Reverse Engineering
ASM Lovers
4
2022-03-30 11:57:28
Forensics
Who I am part 2
1
2022-03-30 11:44:08
Forensics
Who I am?
2
2022-03-30 07:46:56
Web
XSS Challenge 2
2
2022-03-30 07:35:58
Web
Area 51
1
2022-03-30 07:06:49
JavaScript
WTF Lol!
6
2022-03-30 06:13:27
Cryptography
Encrypted Zip
4
2022-03-30 05:53:00
Cryptography
Is it a secure string?
5
2022-03-30 05:30:56
Steganography
Love Letter
3
2022-03-29 16:08:44
Forensics
Really Depressed Protocol
7
2022-03-29 01:28:15
Malware Analysis
This malware excels Part 2
1
2022-03-28 14:49:04
Steganography
Pixel Everywhere
2
2022-03-28 13:40:59
Forensics
1 / 3 Do not waste the environment
2
2022-03-28 13:16:30
Forensics
3 / 3 Suspicious account password?
4
2022-03-28 13:07:08
Forensics
2 / 3 Did you see my desktop?
3
2022-03-28 11:56:01
Web
Looking for the flag?
3
2022-03-28 11:55:01
Web
Looking for password file
1
2022-03-28 11:34:32
Web
PHP Fairy
2
2022-03-28 02:29:03
Cryptography
Crypto Object
4
2022-03-27 15:54:57
Steganography
The vestige of dial-up Internet
2
2022-03-27 15:40:17
Steganography
Victor reloaded
2
2022-03-27 14:13:45
Steganography
Walk the line!
5
2022-03-27 13:49:38
Steganography
Can you see through the matrix!
3
2022-03-27 13:41:05
Steganography
Crazy Cat Lady
3
2022-03-27 13:24:49
SQL Injection
ACL rulezzz the world.
2
2022-03-25 13:53:11
Coding Challenges
I saw a little elf
4
2022-03-25 13:38:48
Coding Challenges
Hash breaker
4
2022-03-25 13:08:29
Coding Challenges
I hate mathematics
3
2022-03-25 13:04:13
Coding Challenges
Hash me reloaded
3
2022-03-25 12:32:07
Coding Challenges
Hash me please
2
2022-03-24 12:24:02
Software Defined Radio
SigID Level 1
1
2022-03-24 12:00:15
JavaScript
Valid key required
2
2022-03-24 09:26:37
Malware Analysis
Capture 1 Part 1
1
2022-03-24 08:40:34
Reverse Engineering
Kernel introduction
3
2022-03-24 06:36:59
Reverse Engineering
Wrong byte!
4
2022-03-24 06:07:46
Reverse Engineering
I never forget the Nintendo 64
3
2022-03-24 05:14:15
Reverse Engineering
Introduction to ARM
4
2022-03-24 01:31:16
Reverse Engineering
WASM Part 1
5
2022-03-24 01:08:21
Reverse Engineering
Introduction to MIPS
3
2022-03-24 00:56:36
Reverse Engineering
Crack Me 1
3
2022-03-24 00:31:15
Web
Security thru obscurity!
2
2022-03-24 00:27:43
Web
Headache
1
2022-03-24 00:11:56
Web
Big Brother is watching
1
2022-03-24 00:11:32
Web
Words mean something?
1
2022-03-23 15:49:17
SysAdmin Linux
SysAdmin Part 8
4
2022-03-23 15:36:14
SysAdmin Linux
SysAdmin Part 7
4
2022-03-23 15:33:18
SysAdmin Linux
SysAdmin Part 6
3
2022-03-23 15:27:44
SysAdmin Linux
SysAdmin Part 5
2
2022-03-23 15:09:19
SysAdmin Linux
SysAdmin Part 4
2
2022-03-23 15:02:12
SysAdmin Linux
SysAdmin Part 3
1
2022-03-23 15:00:49
SysAdmin Linux
SysAdmin Part 2
1
2022-03-23 14:44:28
SysAdmin Linux
SysAdmin Part 1
1
2022-03-23 14:41:11
Steganography
Your old friend Orloge Simard
3
2022-03-23 14:28:35
Steganography
I'm Goronyo Babad Nigerian prince
2
2022-03-23 14:27:03
Steganography
Hidden In Plain Sight
2
2022-03-23 14:06:15
Steganography
Missing Pieces
2
2022-03-23 14:00:44
Steganography
Brainsick
2
2022-03-23 13:56:48
Steganography
A ghost sound
2
2022-03-23 13:55:35
Steganography
Look inside the house
2
2022-03-23 13:53:22
Steganography
You're lost? Use the map
1
2022-03-23 13:51:21
Steganography
Victor you're hidding me something
1
2022-03-23 13:48:45
Reverse Engineering
Heap allocator
3
2022-03-20 15:40:57
Jail Escaping
PHP Jail 1
1
2022-03-20 15:28:36
Jail Escaping
Bash Jail 2
2
2022-03-20 15:23:01
Jail Escaping
Bash Jail 1
1
2022-03-20 15:16:19
Forensics
Poor internet connection
4
2022-03-20 14:52:47
Forensics
I love cat
2
2022-03-20 14:50:55
Forensics
Hey Chuck where is the flag?
2
2022-03-20 14:45:27
Forensics
Hide my ass in my home!
2
2022-03-20 14:38:19
Forensics
I made a dd of Agent Smith usb key
1
2022-03-20 14:29:55
Forensics
Attention Dinosaure Survive
2
2022-03-20 14:26:44
Forensics
Dr. Pouce
2
2022-03-20 14:10:33
Cryptography
Martian message part 3
3
2022-03-20 14:06:15
Cryptography
Hangovers and more: Bacon
3
2022-03-20 14:04:09
Cryptography
Can you understand this sentence?
3
2022-03-20 13:57:57
Cryptography
I Lost my password
3
2021-11-12 01:01:11
Reverse Engineering
Time to learn x86 ASM & gdb
2
2021-11-12 00:50:47
Reverse Engineering
Windows x86 reversing is cool
3
2021-11-12 00:34:02
Reverse Engineering
Intro To Sparc
3
2021-11-12 00:19:53
Reverse Engineering
Can you see through the star
2
2021-11-11 23:58:15
Cryptography
Public key recovery
2
2021-11-11 23:50:15
Cryptography
Martian message part 2
2
2021-11-11 23:46:26
Cryptography
File recovery
1
2021-11-11 23:44:51
Cryptography
You're Drunk!
1
2021-11-11 23:44:05
Cryptography
Some martian message
1
2021-09-02 00:26:26
Exotic Data Storage
Just another login form
2
2021-09-02 00:22:16
JavaScript
Why not?
2
2021-09-02 00:19:53
JavaScript
Most Secure Crypto Algo
2
2021-09-02 00:15:00
JavaScript
Then obfuscation is more secure
1
2021-09-02 00:13:00
JavaScript
Hashing is more secure
1
2021-09-02 00:10:41
JavaScript
Client side validation is bad!
1
2021-09-02 00:02:05
SQL Injection
Most basic SQLi pattern.
1
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