Study: Bitcoin Wallet Attacks Rose Sharply in 2013

Study: Bitcoin Wallet Attacks Rose Sharply in 2013

There were nearly 6 million detections of malware capable of stealing data from bitcoin wallets in 2013, according to a new report released by cybersecurity firm Kapersky Labs. Entitled "Financial Cyberthreats in 2013", Kapersky's report looked more broadly at a range of cyberattacks - from phishing to mobile malware, but put a special emphasis on examining how digital currency wallet users are being targeted by criminals online. Perhaps most notably, Kapersky found that 1 million wallet owners fell victim to a malware attack in 2013, up from less than 600,000 in 2012. Attacks on digital....

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Research Study Suggests Transaction Malleability Not The Cause of Mt. Gox Bitcoin Losses

Was a transaction malleability flaw the true cause of over 750,000 BTC belong to Mt. Gox customers going missing? According to a study conducted by Christian Decker and Roger Wattenhofer of ETH Zürich (Swiss Federal Institute of Technology), transaction malleability accounted for significantly less loss than Mt. Gox declared - as little as 386 bitcoins. ...while MtGox claimed to have lost 850,000 bitcoins due to malleability attacks, we merely observed a total of 302,000 bitcoins ever being involved in malleability attacks. Of these, only 1,811 bitcoins were in attacks before MtGox stopped....

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