Secure ChatRoom RSA Encryption Challenge/Response Authentication by SmartCard insertion, DES exchange encryption

$ git clone https://github.com/Yulypso/SecureApp.git

Required JDK:

• jdk-17.0.2
• jdk1.6

Run these scripts from 1 to 7 in order to start the secureApp.

> 1_makeApplet.bat
> 2_card-deleteApplet.bat
> 3_card-installApplet.bat
> 4_makeServer.bat
> 5_run_server.bat
> 6_makeClient.bat
> 7_runClient.bat

Server default port is: 7777

Insert Smartcard to get registered.

Insert the Smartcard to connect to the server.

1. Messages are encrypted by the Smartcard before being sent to the server.
2. Users retrieve and decrypt the encrypted message using their Smartcard.

• Private message: /msg
• Exit: /exit or /logout
• List: /list

• Kill all connected users: /killall
• Kill a specific connected user: /kill
• Halt server: /halt
• Save registered users into a database: /savebdd <database_name>
• Load registered users from the database: /loadbdd <database_name>