Novel attack hits OpenSSL, BoringSSL and others, exposing private keys
Secure Shell (SSH) server keys or Transport Layer Security (TLS) private keys under threat from new side-channel attack.
Bitcoin - News, Features, and Slideshows
News about Bitcoin
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Rapid spreading Windows attack drops mining malware over ransomware
Microsoft reacted because the attack could have spread ransomware even though the goal was a 'relatively harmless' cryptocurrency miner.
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ComboJack malware switches Bitcoin wallets in Windows clipboard
Attacks on Bitcoin wallets hone in on Windows clipboard because cryptocurrency addresses are long and complex.
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From banks to Bitcoin: Trickbot shifts online hustle to cryptocurrencies
IBM details a well-established banking trojan's move to cryptocurrency exchanges.
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Week in review: How is your Meltdown/Spectre action plan progressing?
When it comes to security, small businesses need all the help they can get – and the government made an effort to give them a bit.
David Braue | 15 Jan | Read more
Features about Bitcoin
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Five new threats to your mobile device security
Cyber criminals are stepping up their attacks on mobile devices with new weapons and variations on old ones.
Stacy Collett | 01 Aug | Read more
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What is blockchain and how does it work?
Bitcoin exploded on to the world’s stage in 2012 as a currency backed by everyone and controlled by no one. But what exactly makes it work from a technology standpoint?
Jonathan Hassell | 14 Apr | Read more
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Could Wikileaks scandal lead to new virtual currency?
It's not an exaggeration to say that the recent Wikileaks scandal has shaken the Internet to its core. Regardless of where you stand on the debate, various services have simply refused to handle Wikileaks' business -- everything from domain-name providers to payment services -- and this has led to many questioning how robust the Internet actually is.
Keir Thomas | 11 Dec | Read more
Whitepapers about Bitcoin
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Ransomware Infographic
Just What is Ransomware? Ransomware is a malicious software that allows a hacker to restrict access to an individual’s or company’s vital information and then demands some form of payment (usually Bitcoins) to lift the restriction.