Your proposal will be decline, if you dont have similar experience.
We're looking for a C++ developer who understands the use of digital identity certificates. This project calls for customizing the Thunderbird version 78 email client so that it facilitates the digital signing of outgoing email messages using certificates issued by our certification authority as well as the proper handling of signed incoming messages.
Please see the attached brief functional specification
Are you familiar with the use of digital identity certificates?
"Here is my experience!" please applying with this.