ChatBarrier X4 is a utility for iChat that expands iChat's features to allow 2-way live text messaging and real-time 512-bit encryption of the message between two parties. Features include:
- Encrypts text and audio chats, as well as file transfers sent via iChat
- Encrypts outgoing iChat messages using industry-standard encryption algorithms.
- Decrypts incoming messages sent to you by another ChatBarrier X4 user.
- Encrypts and decrypts messages on the fly and instantaneously.
- Only decrypts messages if the intended user receives them.
- Encrypted messages are indicated by a padlock background in the message window and a padlock icon at the bottom of the window.
- ChatBarrierX4 encrypts and decrypts messages without any user intervention.