Police crack encrypted chat service MATRIX used by criminals. Ellen Jennings-Trace. ... The MATRIX infrastructure spanned 40 servers, ... Take a look at our pick of the best antivirus software around.

The MATRIX infrastructure spanned 40 servers, primarily based in France and Germany, with over 8,000 users, who pay between €1,300 and €1,600 per user for a six month subscription. You may like ...