Retroshare establish encrypted connections between you and your friends to create a network of computers, and provides various distributed services on top of it: forums, channels, chat, mail…
VeraCrypt
VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
Ka WebApps u ka fetola sebaka sa marang-rang sefe kapa sefe hore e be sesebelisoa. Eya sebakeng sefe kapa sefe sa marang-rang, kopitsa URL, e fane ka lebitso, 'me u voila. Webapp e se e le karolo ea sistimi ea hau joalo ka sesebelisoa se seng. Haeba u na le li-browser tse fapaneng tse kentsoeng u ka khetha leha e le efe ea tsona bakeng sa mosebetsi. Khetha lets'oao le ikhethileng ho tsoa paketeng ea litšoantšo kapa setšoantšo sefe kapa sefe komporong ea hau. Re khothaletsa trom.tf webapps bakeng sa sena. Ha li na khoebo ebile li bohlokoa haholo.
The Tor software protects you by bouncing your communications around a distributed network of relays run by volunteers all around the world.
OnionShare
OnionShare is an open source tool for securely and anonymously sending and receiving files using Tor onion services.