HAL executives need to send many documents over the internal network which sometimes contain sensitive information. These documents will generally be password protected and password will be communicated through separate means. This is cumbersome and some time lead to guessing the password and opening the file by unintended person. A solution to be provided for encryption of a file and authentication of the user using asymmetric key algorithm (Public & Private key). The system should not to use any dongle/ Hardware device like digital signature, rather it is only a software driven digital signature system, which will encrypt the file and also authenticate the user. Keys can be generated through the system and distributed to users by the administrator. File encryption and authentication can be done using this small portal/ system on website.
Suggest an open source based solution.
Sample Data Required: No