Pidgin is the most popular instant message client for GNU/Linux, Windows, and Mac. You can download Pidgin from pidgin.im/download. For Mac, check out Adium, the native build of pidgin for Mac.

When you start pidgin, hit Ctrl+A –>> the Add… button to add an account.

Select Protocol: XMPP

1. Under Basic tab, set these values:
   
   Username: your CgAn username
   Domain: jab.cyberguerrilla.org
   Password: your CgAn Passwords

2. Under Advanced tab, set these values:
   
   Connection Security: Require encryption
   Connect Port: 5222
   Connect Server: 127.0.0.1
   File Transfer Proxies: proxy.cyberguerrilla.org

3. Under Proxy tab, check these values:
   
   Set the proxy type to be No Proxy
   If u select: “Create this new account on the server” it will register a account for you after you push Add button.

You need to have already i2p running, if it’s not the case, check https://www.cyberguerrilla.org/a/2011/?p=1748
You can’t connect to jabber.cgan.i2p right now because you have to set up the tunnel first.

Access to our jabber server: jabber.cgan.i2p You may be able to add it to your addressbook here.

Setup tunnel

Create a new tunnel with I2P tunnel manager http://localhost:7657/i2ptunnelmgr

• Name : Cyberguerrilla XMPP
• Description : Cyberguerrilla XMPP client tunnel
• Access Point : Port: 5222
• Reachable by: 127.0.0.1
• Tunnel Destination: jabber.cgan.i2p
• Shared clients: No (leave blank)
• Autostart: yes
• Profile: Select” Interactive Connection” from drop down menu.
• Delay Connect: No (leave blank)

Scroll down and save.

Using OTR

See the Off the Record tutorial for details on using end-to-end encryption with Pidgin.