Part: Instant messengers

General principles of secure communication in the network

Disrupting the continuity of correspondence. One-time-use note services.

XMPP (Jabber). How do they communicate in darknet?

Bitmessage. The most anonymous messenger.

A trap for hackers: checking if someone is reading your correspondence.

Encrypting your correspondence in a browser.

Link substitution in messengers

Four secrets of safe communication for hackers