Cyber attackers leaving warning ‘messages’: NSA chief

There’s been concern for quite some time now that Russia has already infected U.S. critical infrastructure with viruses but are yet to be activated and unleashed until there’s a need or the time is right.

 

Attackers hacking into American computer networks appear to be leaving “cyber fingerprints” to send a message that critical systems are vulnerable, the top US cyber-warrior said Thursday.

Admiral Michael Rogers, director of the National Security Agency and head of the Pentagon’s US Cyber Command, made the comments to a US Senate panel as he warned about the growing sophistication of cyber threats. Continue reading