Use Windows 10 Dominator to control over what’s being shared from your PC.
Tor Browser helps you browse the web anonymously on Windows, Mac, and Linux computers.
Even though you send things as a PDF or protected PDF, it’s pretty easy to copy and paste information from the document. PDF Anti-Copy helps stop the piracy.
Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.