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About Boschko

UsernameBoschko
CountryCanada
Member since2019-01-16
Coins29
Points470
Write-up with special mention0
Ranking66 / 35392
Challenges completed143 / 325

https://github.com/OlivierLaflamme
https://olivierlaflamme.github.io/

Challenge Write-up with special mention
Validation date Challenge Number of points
2020-02-07 19:53:17
Shellcoding
Linux x64 shellcoding level 7
14
2020-02-07 16:59:23
Forensics
We got breached again
6
2020-01-28 20:25:54
SysAdmin Linux
SysAdmin Part 8
4
2020-01-28 20:03:37
SysAdmin Linux
SysAdmin Part 7
4
2020-01-28 19:58:36
SysAdmin Linux
SysAdmin Part 6
3
2020-01-27 23:50:44
SysAdmin Linux
SysAdmin Part 5
2
2020-01-27 21:06:02
Shellcoding
Linux x64 shellcoding level 6
12
2020-01-21 18:34:41
SQL Injection
/etc/passwd
7
2020-01-21 17:24:49
Web
JWT pitfall 1
3
2020-01-20 21:36:13
Reverse Engineering
Windows API for the win
4
2020-01-20 21:15:50
Web
XPATH of hell!
7
2020-01-20 20:51:36
Web
XSS Challenge 2
2
2020-01-20 20:35:10
Web
XSS Challenge 1
2
2020-01-20 18:04:21
Web
Facebook will never forget this one
3
2020-01-18 16:35:03
Web
Read the unreadable
5
2020-01-17 19:28:38
Steganography
Walk the line!
5
2020-01-17 19:02:05
Web
Propaganda mail
4
2020-01-17 08:13:15
Web
Captcha I
2
2020-01-17 01:44:55
Web
Admin Portal
2
2020-01-17 01:38:19
Web
PHP feature or 0day?
3
2020-01-17 01:33:45
Web
Password reset reloaded
3
2020-01-13 23:15:09
Shellcoding
Linux x64 shellcoding level 5
10
2020-01-13 21:31:06
Shellcoding
Linux x64 shellcoding level 4
8
2020-01-13 21:08:37
Shellcoding
Linux x64 shellcoding level 3
6
2020-01-13 20:55:39
Shellcoding
Linux x64 shellcoding level 2
4
2020-01-13 20:46:18
Shellcoding
Basics of Linux x64 shellcoding
2
2020-01-13 20:31:59
Cryptography
TotalSecure Message Encrypter
6
2020-01-11 14:00:43
Reverse Engineering
Crack Me 1
3
2019-12-17 23:38:48
Web
Serial killer!
3
2019-12-17 22:37:23
Forensics
Spy my girl
5
2019-12-15 21:36:33
Coding Challenges
Ask your grandpa!
2
2019-12-15 21:13:58
Coding Challenges
Find the right word
7
2019-12-15 17:18:01
Coding Challenges
Read me if you can
6
2019-12-15 17:06:31
Coding Challenges
Execute me if you can again
6
2019-12-15 16:48:03
Coding Challenges
Execute me if you can
5
2019-12-15 15:54:52
Coding Challenges
Xor me if you can
6
2019-12-15 15:48:53
Coding Challenges
Ascii Art
6
2019-12-14 22:59:33
Coding Challenges
Hash breaker reloaded
5
2019-12-14 22:52:36
Coding Challenges
Hash breaker
4
2019-12-14 22:47:42
Coding Challenges
I hate mathematics
3
2019-12-14 22:38:28
Coding Challenges
Hash me reloaded
3
2019-12-14 13:57:48
SQL Injection
Login portal 4
7
2019-12-14 13:23:35
Web
Looking for the flag?
3
2019-12-14 12:53:32
SQL Injection
Size DOES matter
7
2019-12-14 12:18:08
SQL Injection
The useless search tool
8
2019-12-14 12:07:00
Web
I hate this one
6
2019-12-14 11:59:02
SQL Injection
Groups of hacker
7
2019-11-13 15:27:35
Jail Escaping
PyJail 1
3
2019-09-17 15:40:25
SQL Injection
Login portal 3
6
2019-09-17 14:56:29
SQL Injection
Hot Single Mom
6
2019-09-17 14:47:50
SQL Injection
Quote of the day reloaded
5
2019-09-17 14:29:29
SQL Injection
No more hacking for me!
4
2019-09-17 14:26:44
SQL Injection
Login portal 2
3
2019-07-25 17:38:21
Reverse Engineering
RingZer0 Authenticator
5
2019-07-25 01:34:52
Pwnage Linux
Level1 Pwnage Linux Level Up
1
2019-06-18 20:01:27
Jail Escaping
Bash Jail 4
4
2019-06-12 19:29:58
SQL Injection
stackoverflow.com lied to me... again
9
2019-06-12 17:47:28
SQL Injection
Don't mess with Noemie; she hates admin!
3
2019-06-12 17:44:13
SQL Injection
Random Login Form
2
2019-04-08 14:22:49
Web
Malicious upload
2
2019-04-08 14:14:06
Web
Security thru obscurity!
2
2019-04-03 10:07:48
Forensics
Meat Loaf
2
2019-04-01 14:24:39
Forensics
3 / 3 Suspicious account password?
4
2019-04-01 13:58:10
Forensics
Someone steal my flag!
3
2019-04-01 13:41:27
Forensics
I love cat
2
2019-03-21 17:46:54
Steganography
You're lost? Use the map
1
2019-03-21 17:10:27
Malware Analysis
Capture 1 Part 1
1
2019-03-21 16:59:19
SQL Injection
Po po po po postgresql
2
2019-03-21 16:50:39
Cryptography
Is it a secure string?
5
2019-03-21 16:40:10
Cryptography
Crypto Object
4
2019-03-21 16:36:18
Cryptography
Can you understand this sentence?
3
2019-03-21 16:34:11
Cryptography
Hangovers and more: Bacon
3
2019-03-20 12:30:53
Cryptography
I Lost my password
3
2019-03-20 12:16:19
Cryptography
Martian message part 3
3
2019-03-20 12:08:38
Reverse Engineering
Windows x86 reversing is cool
3
2019-03-20 11:58:44
Reverse Engineering
I never forget the Nintendo 64
3
2019-03-20 11:43:33
Reverse Engineering
Can you see through the star
2
2019-03-20 11:32:26
Reverse Engineering
Time to learn x86 ASM & gdb
2
2019-03-18 14:18:36
Web
Password reset
2
2019-03-18 14:06:16
Web
PHP Fairy
2
2019-03-18 13:31:09
Web
Area 51
1
2019-03-18 13:23:16
SysAdmin Linux
SysAdmin Part 4
2
2019-03-18 13:16:06
SysAdmin Linux
SysAdmin Part 3
1
2019-03-18 13:10:24
Cryptography
Encrypted Zip
4
2019-03-18 13:07:07
Forensics
Hey Chuck where is the flag?
2
2019-03-18 13:05:27
Forensics
Who I am part 2
1
2019-03-18 13:00:49
Forensics
Who I am?
2
2019-03-18 12:53:04
Forensics
I made a dd of Agent Smith usb key
1
2019-03-18 12:50:10
Forensics
Hide my ass in my home!
2
2019-03-18 12:45:20
Forensics
Attention Dinosaure Survive
2
2019-03-18 12:37:13
Forensics
Dr. Pouce
2
2019-03-18 12:31:43
Forensics
2 / 3 Did you see my desktop?
3
2019-03-18 12:27:20
Forensics
1 / 3 Do not waste the environment
2
2019-03-04 14:23:24
Reverse Engineering
Heap allocator
3
2019-01-28 20:46:07
Jail Escaping
PHP Jail 4
4
2019-01-28 20:02:30
SysAdmin Linux
SysAdmin Part 2
1
2019-01-28 19:59:05
SysAdmin Linux
SysAdmin Part 1
1
2019-01-28 19:56:56
Jail Escaping
Bash Jail 3
3
2019-01-28 19:47:38
Jail Escaping
Bash Jail 2
2
2019-01-27 22:35:57
Steganography
I'm Goronyo Babad Nigerian prince
2
2019-01-25 16:41:15
SQL Injection
What's the definition of NULL
3
2019-01-25 06:02:01
Jail Escaping
Bash Jail 1
1
2019-01-25 05:50:46
Cryptography
Fashion Victim
2
2019-01-25 05:42:46
SQL Injection
Thinking outside the box is the key
4
2019-01-25 05:40:19
JavaScript
Most Secure Crypto Algo
2
2019-01-25 05:14:27
Cryptography
You're Drunk!
1
2019-01-25 03:47:30
SQL Injection
Login portal 1
2
2019-01-25 03:41:10
Exotic Data Storage
Just another login form
2
2019-01-25 03:31:42
SQL Injection
ACL rulezzz the world.
2
2019-01-25 03:15:46
Cryptography
Some martian message
1
2019-01-25 00:01:46
Jail Escaping
PHP Jail 5
6
2019-01-24 23:06:34
SQL Injection
Quote of the day
4
2019-01-24 23:02:10
JavaScript
Why not be more secure?
5
2019-01-24 22:42:04
JavaScript
Valid key required
2
2019-01-24 06:15:32
Jail Escaping
PHP Jail 3
3
2019-01-24 06:10:19
Jail Escaping
PHP Jail 2
2
2019-01-24 06:06:54
Jail Escaping
PHP Jail 1
1
2019-01-24 04:59:58
JavaScript
WTF Lol!
6
2019-01-24 04:57:26
JavaScript
Why not?
2
2019-01-24 04:48:24
JavaScript
Then obfuscation is more secure
1
2019-01-24 04:45:24
JavaScript
Hashing is more secure
1
2019-01-24 04:43:57
JavaScript
Client side validation is bad!
1
2019-01-24 03:37:43
Jail Escaping
C Jail 3
3
2019-01-24 03:37:07
Jail Escaping
C Jail 2
2
2019-01-24 03:36:06
Jail Escaping
C Jail 1
1
2019-01-24 03:33:18
SQL Injection
Most basic SQLi pattern.
1
2019-01-24 03:32:22
Web
Big Brother is watching
1
2019-01-24 03:10:17
Web
Words mean something?
1
2019-01-24 03:09:52
Web
Looking for password file
1
2019-01-24 03:09:15
Web
Headache
1
2019-01-24 03:07:26
Cryptography
Public key recovery
2
2019-01-24 03:06:07
Cryptography
Martian message part 2
2
2019-01-24 03:04:52
Cryptography
File recovery
1
2019-01-24 03:03:47
Coding Challenges
Hash me please
2
2019-01-24 02:56:06
Steganography
Your old friend Orloge Simard
3
2019-01-24 02:55:26
Steganography
Victor you're hidding me something
1
2019-01-24 02:54:52
Steganography
Victor reloaded
2
2019-01-24 02:53:06
Steganography
Look inside the house
2
2019-01-24 02:50:58
Steganography
Hidden In Plain Sight
2
2019-01-24 02:50:06
Steganography
Brainsick
2
2019-01-24 02:46:02
Steganography
A ghost sound
2
2019-01-24 02:43:04
Steganography
SigID Level 1
1
2019-01-24 02:28:09
Steganography
Missing Pieces
2
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