Prosecutors in Łódź, Poland, have launched an investigation into the shutdown of Bitcurex, one the country's oldest and largest bitcoin exchanges.
A trader based in China's Hunan province is bringing a lawsuit against cryptocurrency exchange OKCoin.
Bitfinex's BFX digital asset – issued to users who lost bitcoin in an August hack – surged to a record high on 1st February.
Cryptocurrency companies and holders continued to be a target for hackers in 2016, but Bill Shihara argues it doesn't have to be that way next year.
A notable blockchain industry investor was hacked today.
Coin Center research director Peter Van Valkenburgh discusses bitcoin's involvement in a new string of ransomware attacks.
Hacked altcoin exchange, Bter, has outlined a plan to payback users after inking a deal with security firm Jua.com.
Bitcoin companies continue to take a hammering from hackers. Where should they look for better security practices?
Third-party payment processor EgoPay suffered a hack in late December, the company has confirmed in a blog post.
A researcher in Berlin has described a way to compromise a core algorithm underpinning bitcoin so that transactions leak private-key data.
Bitstamp narrowly avoided losing an additional $1.75m in bitcoin to thieves during its recent hack, according to an independent blockchain analysis.
A researcher who swept (and returned) 267 BTC from Blockchain wallets has told CoinDesk how and why he did it.
A 'white-hat' hacker who was able to take 255 BTC from Blockchain users' wallets following a security flaw earlier this week has returned the funds.
Bitcoin early adopter and entrepreneur Leo Treasure has offered a reward after losing nearly $280k to a hacker.
The hacker who allegedly hijacked the bitcoin founder's email account may have previously blackmailed Roger Ver.