Cardano enacted its community-ratified van Rossem hard fork, bringing Protocol Version 11 and new Plutus capabilities to mainnet after a July 18 epoch boundary.
SecondFi says emergency measures rescued about 129 million ADA after a Cardano wallet-generation flaw, while external drains hit 16 million ADA.
Cardano's ADA fell toward 16 cents after Charles Hoskinson said he was taking a break, TapTools began winding down and the 2026 Summit was canceled.