Denial-of-Service Attack

(Adrian Swancar/Unsplash)
Researchers Expose Flaw in Bitcoin Wallets That Could Be Exploited for Double-Spending
A standard way to transact bitcoin could be misused to enable a kind of double-spending, new research has found.
(Adrian Swancar/Unsplash)

Bug
Zcash Releases Software Fix After Denial-of-Service Bug Discovery
The development team behind the zcash project has released a new software update following the discovery of a denial-of-service vulnerability.
Bug