jChat - TCP/UDP based multi-threaded chat application

Presentation

Usage

Compile the .java files using javac

1) Start the server
$ java jServerSocket <portNumber>

2) Start one or multiple clients (hostname is localhost by default)
$ java jClientSocket <hostName> <portNumber>

Dependencies

Java API for JSON Processing

Basic requirements

• [✓] Send ASCII text
• [~] Share file (binary)
• [✓] Secure encrypted communication
• [✓] Store chat history

Advanced blocks

• [✓] Private messages
• [✓] Authentication, Authorization
• [✓] Message integrity: Hash verification