cryptalk

Cyptalk is a HTML5/Node.js based, client side (E2EE) encrypted instant chat

Features

• Client side AES-256-CBC encryption/decryption (the server is just a messenger)
• 256 bit key derived from your passphrase using PBKDF2
• Message is torched after a configurable delay, default is 600s.
• Optional nicknames
• Quick-links (not recommended!) using http://server/#Room:Passphrase
• Super simple setup
• Notification sounds (mutable)
• Native popup notifications
• Configurable page title
• Heroku support

Heroku setup

Regular setup

Install node.js, exact procedure is dependant on platform and distribution.

Install the app from npm

npm install cryptalk -g

Then issue the following to start the app

cryptalk

Browse to http://localhost:8080

Done!

Developer setup

Install node.js, exact procedure is dependant on platform and distribution.

Clone this repo

git clone https://github.com/Hexagon/cryptalk.git
cd cryptalk

Pull dependencies from npm

npm install

Start server

node server.js

Browse to http://localhost:8080

Usage

Available commands:

Client:                                                    			
	/key		StrongPassphrase	Sets encryption key                
	/nick		NickName			Sets an optional nick         
	/mute  							Audio on
	/unmute  						Audio off	
	/clear							Clear on-screen buffer   
	/help							This                                      
	/title							Set your local page title				
                                                                       
Room:                                                    	     
	/join		RoomId				Join a room	         
	/leave							Leave the room          
	/count							Count participants 
                                                                       
Host:  		                                                    	
	/hosts							List available hosts   
	/connect	HostIndex			Connect to selected host    
	/disconnect						Disconnect from host         
                                                                       
You can select any of the five last commands/messages with up/down key.
                                                                       
Due to security reasons, /key command is not saved, and command        
history is  automatically cleared after one minute of inactivity.