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secureApp (JavaCard - Smartcard)

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

Author

Linkedin: Thierry Khamphousone


Setup

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

Required misc


Required JDK:

  • jdk-17.0.2
  • jdk1.6

Run batch files (Windows only)

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


Features

Registration

Insert Smartcard to get registered.


Login and List connected users

Insert the Smartcard to connect to the server.


Send encrypted messages

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


Send files


Other commands

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

Administrator

  • 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>