Bitcoin Optech newsletter podcast covering trust-minimized exits from single-issuer L2s, preimage descriptors, and a Rust full node.
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The top five, plus AI agents doing real things on-chain, at 6:30 a.m. Central. Free.
Ransomware group leaked backend data from no-KYC swap Wagyu.xyz, exposing 38k orders and user IPs; the lesson is that off-chain databases, not Monero, are the privacy weak point.
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.
OFAC sanctions Russian and DPRK nationals running fraudulent IT worker schemes that generated crypto proceeds for North Korea.
Galaxy Research data shows nine hedge funds and banks cut 68,000 BTC of spot ETF exposure as the cash-and-carry trade unwound, while sovereign funds added.
DTCC is launching tokenization for tens of trillions in stocks, ETFs and Treasuries, a major step for institutional onchain finance.
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.