YET ANOTHER CTF?
akictf
Example: Capture the flag!
Q1RGCg==
The answer is "CTF". Q1RGCg==
is encoded by Base64. For example, you can solve the problem like this:
% echo 'Q1RGCg==' | base64 -D CTF
Enjoy :)
Problem
# | Title | Point | Winner |
---|---|---|---|
1 | Capture the flag! | 10 | |
2 | cheap cipher | 50 | |
3 | cheap cipher (revenge) | 80 | |
4 | directories | 60 | |
5 | The flag is a lie. | 200 | |
6 | Game #1 | 70 | |
7 | alphabet? | 80 | |
8 | Horizontal line | 70 | |
9 | encode-encode | 90 | |
10 | easy crackme | 70 | |
11 | hiragana | 90 | |
12 | ASCII Art | 60 | |
13 | Yet Another G00913 | 100 | |
14 | from login form | 120 | |
15 | ZIP is zip | 110 | |
16 | medium crackme | 130 | |
17 | Fragments of gzip | 80 | |
18 | Which is the flag? | 90 | |
19 | stairs | 80 | |
20 | searcher | 180 | |
21 | loop | 70 | |
22 | hidden 1 | 100 | |
23 | Picross | 250 | |
24 | Gyazo | 210 | |
25 | HEYYEYAAEYAAAEYAEYAA | 80 | |
26 | retro crackme | 150 | |
27 | Online banking | 270 | |
28 | feel the rhythm | 90 | |
29 | jpeglitch | 120 | |
30 | tell me a message | 230 | |
31 | hidden 2 | 120 | |
32 | simple sqli | 160 | |
33 | from secure login form | 180 | |
34 | CAPTCHA the Flag | 150 |