About

FiSH/Mircryption clone for HexChat in 100% Python

• Encrypt/decrypt private conversations
• Encrypt/decrypt channel conversations
• Choose between ECB and CBC
• Automatic DH key exchange (private conversations only)

Installation

1. Make sure [Python 2.x] (https://www.python.org/downloads/release/python-279/) (>=2.5) is installed
2. Put fishcrypt.py into HexChat addons folder:

• Linux/OS X: ~/.config/hexchat/addons/
• Windows: %APPDATA%\HexChat\addons\

2. Start HexChat
3. Issue the command: /FISHSETUP

If FiSHLiM is installed as well, it will be unloaded when fishcrypt.py is loaded!

Usage

Encrypt private conversations

In a private chat window, type /setkey password to create the key 'password'. Every following message send in the chat window will be encrypted.

Alternatively, a secret key can be created and exchanged automatically by typing /keyx.

To delete the key in the conversation with "Nick" type /delkey Nick.

Encrypt channel conversations

In a channel, type /setkey password to create the key 'password'. Every following message send in the channel will be encrypted.

To delete the key for "#channel" type /delkey #channel.

List of all commands

SETKEY          set a new key for a nick or channel /SETKEY <nick>/#chan [new_key]
KEYX            exchange a new pub key, /KEYX <nick>
KEY             list key of a nick or channel or all (\*), /KEY [nick/#chan/\*]
DELKEY          remove key, /DELKEY <nick>/#chan/*

ME+             send crypted CTCP ACTION
MSG+            send crypted msg regardless of /ENCRYPT setting
NOTICE+         send crypted notice regardless of /ENCRYPT setting

CBCMODE         set or shows cbc mode for (current) channel/nick , /CBCMODE [<nick>] <0|1>
PROTECTKEY      sets or shows key protection mode for (current) nick, /PROTECTKEY [<nick>] <0|1>
ENCRYPT         set or shows encryption on for (current) channel/nick , /ENCRYPT [<nick>] <0|1>
PRNCRYPT        print msg encrpyted localy , /PRNCRYPT <msg>
PRNDECRYPT      print msg decrpyted localy , /PRNDECRYPT <msg>
DBPASS          set/change the passphrase for the Key Storage
DBLOAD          loads the Key Storage

SET fishcrypt   show additional fishcrypt settings
SET <SETTING>   set additional fishcrypt setting <SETTING>

HELP fishcrypt  show fishcrypt help
FISHUPDATE      Update fishcript

Licence

fishcrypt.py

Copyright 2011 Nam T. Nguyen (http://www.vithon.org/forum/Thread/show/54)

Released under the BSD license

rewritten by trubo/segfault for irc.prooops.eu #py-fishcrypt trubo00@gmail.com

fixes by fladd fladd@fladd.de

irccrypt module is copyright 2009 Bjorn Edstrom ( http://www.bjrn.se/ircsrp ) with modification from Nam T. Nguyen and trubo

pyBlowfish.py

Copyright 2002 Michael Gilfix mgilfix@eecs.tufts.edu

Released under GPL or Artistic Licence

modified by trubo