Trend Micro CTF 2017 write-ups
Engima , Wireshark , Frequency Analysis , Other CTF
phddaa (what the f...) got 2400 points and 19th rank this year.
We didn't spend too much time on this game because we think the competition is 48 hours. O__O
There are several categories of challenges but I don't know..
Codegate CTF 2017 prequals web+pwn 435 PNGParser
Codegate CTF , Stack Overflow , LFI
The challenges is more interesting than last year.
However, why held the CTF on Friday? :(
SECCON 2016 Binary+Crypto 200 Lost Decryption
SECCON CTF , Feistel Cipher
這題是 pwn 題被大家掃光之後
Crypto is so difficult. Orz
HITCON CTF 2016 crypto 150 OTP
PRNG , CVE
Sovled: 12 / 1024
今年是第一次以出題方的身分參加 HITCON CTF
以解題人數來看, 這題應該可以加到 200 分
BCTF 2016 crypto 200 Special RSA
XCTF , RSA
這題是很基本的 crypto 題目
從有 94 隊解就知道了...= =