Facebook has removed hundreds more Russian troll accounts
Most were geared towards Russian-speaking individuals.
Czech Republic extradites suspected Russian hacker to the US
He is accused of breaking into LinkedIn and Dropbox in 2012.
Tumblr confirms 84 Russian accounts were used to spread disinformation
The IRA-linked Tumblr users spread propaganda before the 2016 US elections.
Telegram loses appeal over encryption keys in Russia
The saga isn't over yet, though.
Facebook security chief is reportedly leaving over misinformation dispute
Alex Stamos had pushed for disclosure of Russian meddling.
Democrats aim to subpoena Apple, Twitter over private chats
They seek more info about downloads and chats from WikiLeaks and others.
DHS and FBI warn Russia is behind cyberattacks on US infrastructure
Energy, nuclear, aviation and manufacturing sectors are among those affected.
US sanctions Russians for cyberattacks and election meddling
Those affected include the group behind the NotPetya attack.
Google purged 3.2 billion bad ads from the web last year
That's twice as many as in 2016.