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About umr

Usernameumr
CountryJapan
Member since2019-05-30
Coins0
Points224
Write-up with special mention0
Ranking271 / 48890
Challenges completed87 / 391

Onii-chan! I wanna be a hacker, too!

Challenge Write-up with special mention
Validation date Challenge Number of points
2020-03-13 19:38:23
Reverse Engineering
RingZer0 Authenticator
5
2020-03-12 06:15:36
Forensics
I love cat
2
2019-09-18 12:30:11
Coding Challenges
Hash me reloaded
3
2019-08-25 15:38:01
Shellcoding
Linux x64 shellcoding level 3
6
2019-08-25 13:47:18
Jail Escaping
C Jail 3
3
2019-08-25 13:05:01
Jail Escaping
C Jail 2
2
2019-08-25 12:55:47
Jail Escaping
PHP Jail 2
2
2019-08-25 12:35:41
Jail Escaping
C Jail 1
1
2019-08-25 12:21:05
Jail Escaping
Bash Jail 3
3
2019-08-25 12:13:40
Jail Escaping
Bash Jail 2
2
2019-08-25 12:08:34
Jail Escaping
Bash Jail 1
1
2019-08-23 14:12:10
Shellcoding
Linux x64 shellcoding level 2
4
2019-08-17 18:35:26
Web
Looking for the flag?
3
2019-08-17 18:24:25
Web
Security thru obscurity!
2
2019-08-17 18:06:49
Web
Admin Portal
2
2019-08-17 17:10:55
Web
Big Brother is watching
1
2019-08-17 17:04:44
Web
Looking for password file
1
2019-08-17 17:01:30
Web
Words mean something?
1
2019-08-17 16:58:59
Web
Area 51
1
2019-08-17 16:51:55
Web
Headache
1
2019-08-17 14:38:13
Jail Escaping
PHP Jail 1
1
2019-08-17 11:39:00
Forensics
3 / 3 Suspicious account password?
4
2019-08-17 11:21:33
Cryptography
Hangovers and more: Bacon
3
2019-08-17 11:11:38
Cryptography
Fashion Victim
2
2019-08-17 09:54:08
Cryptography
Encrypted Zip
4
2019-08-17 09:28:30
Cryptography
Martian message part 3
3
2019-08-17 09:18:07
Cryptography
Can you understand this sentence?
3
2019-08-17 09:04:13
Cryptography
Is it a secure string?
5
2019-08-17 07:33:48
Cryptography
I Lost my password
3
2019-08-17 07:15:48
Cryptography
Martian message part 2
2
2019-08-17 07:11:47
Cryptography
Public key recovery
2
2019-08-17 06:58:26
Cryptography
You're Drunk!
1
2019-08-17 06:54:56
Cryptography
File recovery
1
2019-08-17 06:49:10
Cryptography
Some martian message
1
2019-08-16 14:15:54
Malware Analysis
Capture 2 Part 1
1
2019-08-16 00:12:46
Malware Analysis
Capture 1 Part 5
3
2019-07-14 13:53:28
Malware Analysis
RAO democracy
4
2019-07-13 18:38:29
Reverse Engineering
Heap allocator
3
2019-07-13 18:20:06
Reverse Engineering
Kernel introduction
3
2019-07-13 15:39:03
Reverse Engineering
Windows API for the win
4
2019-07-13 14:43:00
Reverse Engineering
ASM Lovers
4
2019-06-08 13:02:55
Pwnage Linux
Level1 Pwnage Linux x86_64
3
2019-06-08 12:07:30
Pwnage Linux
Level3 Pwnage Linux Level Up
3
2019-06-08 02:33:38
Pwnage Linux
Level2 Pwnage Linux Level Up
2
2019-06-07 13:27:33
Pwnage Linux
Level1 Pwnage Linux Level Up
1
2019-06-07 06:27:48
Forensics
We got breached again
6
2019-06-06 11:29:32
Forensics
We got breached
5
2019-06-04 06:34:22
Coding Challenges
Xor me if you can
6
2019-06-04 01:22:33
Coding Challenges
Execute me if you can again
6
2019-06-03 21:46:14
SQL Injection
Login portal 1
2
2019-06-03 15:21:29
Malware Analysis
Capture 2 Part 3
1
2019-06-03 15:15:27
Malware Analysis
Capture 2 Part 4
3
2019-06-03 14:26:34
Malware Analysis
Capture 2 Part 2
1
2019-06-03 14:02:20
JavaScript
Why not?
2
2019-06-03 13:56:07
JavaScript
Then obfuscation is more secure
1
2019-06-03 13:17:57
SQL Injection
ACL rulezzz the world.
2
2019-06-03 13:05:14
SysAdmin Linux
SysAdmin Part 4
2
2019-06-03 12:38:17
SysAdmin Linux
SysAdmin Part 1
1
2019-06-03 12:15:58
Forensics
2 / 3 Did you see my desktop?
3
2019-06-03 12:11:30
Forensics
1 / 3 Do not waste the environment
2
2019-06-03 11:48:08
Forensics
Hey Chuck where is the flag?
2
2019-06-03 11:43:34
Forensics
Hide my ass in my home!
2
2019-06-03 09:25:20
SQL Injection
Most basic SQLi pattern.
1
2019-06-03 08:50:11
Forensics
Dr. Pouce
2
2019-06-02 16:18:40
JavaScript
Hashing is more secure
1
2019-06-02 16:14:05
Forensics
I made a dd of Agent Smith usb key
1
2019-06-02 16:10:53
JavaScript
Client side validation is bad!
1
2019-06-02 16:01:10
Coding Challenges
Execute me if you can
5
2019-06-02 14:02:11
Coding Challenges
Ascii Art
6
2019-06-02 06:30:05
Coding Challenges
I saw a little elf
4
2019-06-01 15:04:08
Coding Challenges
Hash breaker
4
2019-06-01 14:44:11
Coding Challenges
I hate mathematics
3
2019-06-01 14:09:27
Coding Challenges
Hash me please
2
2019-06-01 13:16:44
Reverse Engineering
Intro To Sparc
3
2019-06-01 12:40:49
Reverse Engineering
Wrong byte!
4
2019-05-31 00:40:16
Reverse Engineering
Introduction to ARM
4
2019-05-31 00:30:55
Reverse Engineering
Introduction to MIPS
3
2019-05-30 23:40:09
Reverse Engineering
I never forget the Nintendo 64
3
2019-05-30 23:27:48
Reverse Engineering
Windows x86 reversing is cool
3
2019-05-30 23:10:46
Reverse Engineering
Crack Me 1
3
2019-05-30 22:56:29
Reverse Engineering
Can you see through the star
2
2019-05-30 14:34:12
Reverse Engineering
Time to learn x86 ASM & gdb
2
2019-05-30 13:20:21
Shellcoding
Basics of Linux x64 shellcoding
2
2019-05-30 12:32:31
Malware Analysis
Capture 1 Part 6
3
2019-05-30 11:39:36
Malware Analysis
Capture 1 Part 3
1
2019-05-30 08:57:47
Malware Analysis
Capture 1 Part 2
1
2019-05-30 08:50:47
Malware Analysis
Capture 1 Part 1
1
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