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Cory Doctorow / 8:08 am Tue, Mar 27, 2018

Attacks that unmask anonymous blockchain transactions can be used against everyone who ever relied on the defective technique

In An Empirical Analysis of Traceability in the Monero Blockchain, a group of eminent computer scientists analyze a longstanding privacy defect in the Monero cryptocurrency, and reveal a new, subtle flaw, both of which can be used to potentially reveal the details of transactions and identify their parties. Read the rest

Cory Doctorow / 6:36 am Tue, Feb 20, 2018

Epidemic of cryptojacking can be traced to escaped NSA superweapon

The epidemic of cryptojacking malware isn't merely an outgrowth of the incentive created by the cryptocurrency bubble -- that's just the motive, and the all-important the means and opportunity were provided by the same leaked NSA superweapon that powered last year's Wannacry ransomware epidemic. Read the rest