Retroshare

Retroshare is a beautiful program that allows you to securely share and share files with your friends, using an advanced system to encrypt all communications, and OpenSSL authentication. It uses encrypted communication, ensuring all shared information is only available to you and your colleagues.

P2P technology and RSA security system takes advantage of the offer to offer a safe way to share files while chatting with applications. Your friends only have access to your shared files, so your privacy is always safe.

Encrypted conversation conversations as well as improve the networks used for sharing files.

In short, Retroshare is a good alternative when worried about security and privacy when sharing files.