Litecoin Network Faces Denial-of-Service Attack, Successfully Reverses 13 Blocks
A significant denial-of-service attack struck the Litecoin network over the weekend, exploiting a vulnerability in its Mimblewimble Extension Block protocol and resulting in a 13-block reorganization to reverse the effects. The attack, which occurred late Friday and Saturday, was made possible by a bug that had not been publicly disclosed or patched by all major mining pools, despite being privat…
April 26, 2026, 8:34 a.m.