x86_64 Register
Register
| Register Name | 16bit | 32bit | 64bit |
|---|---|---|---|
| Accumulator | AX | EAX | RAX |
| Base | BX | EBX | RBX |
| Counter | CX | ECX | RCX |
| Data | DX | EDX | RDX |
| Instruction Pointer | IP | EIP | RIP |
| Source Pointer | SP | ESP | RSP |
| Base Pointer | BP | EBP | RBP |
| Source Index | SI | ESI | RSI |
pwnable.kr(3) - bof
## Problem
Points: 5 pt
Link
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7Nana told me that buffer overflow is one of the most common software vulnerability.
Is that true?
Download : http://pwnable.kr/bin/bof
Download : http://pwnable.kr/bin/bof.c
Running at : nc pwnable.kr 9000
pwnable.kr(2) - collision
## Problem
Points: 3 pt
Link
1
2
3
4Daddy told me about cool MD5 hash collision today.
I wanna do something like that too!
ssh [email protected] -p2222 (pw:guest)
pwnable.kr(1) - fd
## Problem
Points: 1 pt
Link
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6Mommy! what is a file descriptor in Linux?
* try to play the wargame your self but if you are ABSOLUTE beginner, follow this tutorial link:
https://youtu.be/971eZhMHQQw
ssh [email protected] -p2222 (pw:guest)
CTF Note
PHP weak type
If string is process as a number, When the string doesn’t contain
‘.’, ‘e’ or ‘E’ and in the range of integer, it will process as
integer.
otherwise, process as float, and the begin of string decide it value, or
it will be 0.
PHP Weak Type
CTF PHP-WEAK-TYPE
Writeup
Cracking APK
謹記念某漫畫App Crack經歷。
MaybeP2P(1) - Begin
I thought i can develope my own framework.
But i found out that too may people did same thing just like me.
Oops…
Unix got telents(holes).
紀錄一下踩過Unix系的天坑。
Lets-Macbuntu
因為沒錢，只好土砲。
(Django) First time teaching how to use a frontend framework.
This is the tutorial for Yuntech OSC.
English version, but no any future plang to translate to zh-TW.lol
Feel free to corect anything through PM.
Also we have a Gitbook version at here.