An attacker who exploited the Liquid Network on September 6, 2026 returned 3,400 BTC the following day but retained around 598 BTC, demanding a 10% bug bounty that Blockstream refused

The first and largest cryptocurrency, spanning its price and adoption, mining, protocol politics, and its contested role as digital money and inflation hedge.

Thefts and exploits that drain funds from exchanges, protocols and bridges, with their post-mortems, laundering routes and recoveries.