Kraken will cancel open orders on 176 pairs in a synthetic trading migration, with taker fees now applying even to limit orders.
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Bithumb suffered a hack through an internal employee system; it is still determining whether customer data was exposed.
Attackers obtained Keystone's factory authenticity key, so Keystone pulled devices and 25,964 buyer records were exposed; the company says seeds and private keys were not involved.
A replay of BTC-backed loans on hourly prices since 2014 shows that even 20% LTV loans would have been liquidated at times.
Keystone's breach has expanded: hackers also stole a key that could let counterfeit wallets pass authenticity checks, a serious hardware wallet security issue.
Electrum fixed a critical flaw where rogue servers could replace pending transactions and redirect bitcoin to attacker addresses.
DTCC's tokenization service is live on Canton and Besu, with JPMorgan, Citi and Morgan Stanley among 20 firms signed up.
DTCC's tokenization service is live with 34 securities and 20 participants, but conversions run on a narrower schedule than token transfers.
XRP Ledger developers propose an experimental change letting companies fund zero-XRP wallets for stablecoin payments, including AI-agent accounts.
Itaú Unibanco became the first Brazilian bank to notify the central bank of crypto brokerage and custody under new rules.
Datavault AI cut reported 2025 assets by $92.2M after BTC held at Biconomy could not be withdrawn, a counterparty-risk lesson for treasury firms.