According to a forum post, a malicious miner appeared to have found a way to subject Verge to a widely-hypothesised blockchain takeover called a “51% attack”.
Tag Archives: bitcoin
Cryptocurrency clampdown! Twitter bans ICO ads to combat scammers
Twitter is to ban advertisers from pushing Initial Coin Offerings (ICOs) or selling tokens on its platform.
Encrypted email provider ProtonMail caves in to extortion, hands over $6000
Having handed over $6000 to DDoS blackmailers, ProtonMail’s website is still unavailable following attacks with “an unprecedented level of sophistication.”
Your identity is secured by TWO Caesar ciphers! [Chet Chat Podcast 217]
Listen to the latest episode of our computer security podcast – from cyberdétente to cyberknitting… 
Cryptocurrency startup Gemcoin busted for alleged $32m Ponzi scheme
The US SEC broke up an alleged scheme that promised to mine amber and pay profits in cryptocurrency.
Would you like to buy a Replay? 60 Second Security
Catch our latest weekly video – it only takes a minute!
Founder of collapsed Bitcoin exchange Mt. Gox arrested, charged again
Mt. Gox infamously impoded with hundreds of thousands of bitcoins “missing.” Finding out what happened is an ongoing exercise…
“The breach lasted a year. Or was it two?” [Chet Chat Podcast 213]
Join Sophos experts John Shier and Paul Ducklin for the latest episode of our security podcast. A fun quarter-hour of “news you can use”…
That’s “Dead PIGEON”, not “Dead PARROT”! 60 Second Security
Our weekly 1-minute security video. Forget dead parrots…here’s the Dead Pigeon sketch.
Law enforcement is learning to navigate the Dark Web
Police from 11 countries got to role-play as vendors, buyers and admins on a virtual Darknet, replete with illicit marketplaces and cryptocurrencies.