crypto
This is 2018 AIS3 prexam crypto writeups.
This is 2018 AIS3 prexam crypto writeups.
This is 2018 AIS3 prexam pwn writeups.
This is 2018 AIS3 prexam reverse writeups.
This is 2018 AIS3 prexam web writeups.
大概在上個禮拜,我還只是聽過CTF,知道是個搶旗遊戲。
但是要怎麼搶,要怎麼逆向,要怎麼走pwn gdb都還是零基礎。
就連
1 | int main() { |
1 | 0x00000000004004d6 <+0>: push rbp |
## Problem
Points: 4 pt
1
2
3Mom? how can I pass my input to a computer program?
ssh [email protected] -p2222 (pw:guest)
## Problem
Points: 1 pt
1
2
3Daddy, teach me how to use random value in programming!
ssh [email protected] -p2222 (pw:guest)
## Problem
Points: 10 pt
1
2
3
4
5Mommy told me to make a passcode based login system.
My initial C code was compiled without any error!
Well, there was some compiler warning, but who cares about that?
ssh [email protected] -p2222 (pw:guest)
## Problem
Points: 7 pt
1
2
3
4
5Papa brought me a packed present! let's open it.
Download : http://pwnable.kr/bin/flag
This is reversing task. all you need is binary