Bitcoin’s “non-consensual receive” nature is pertinent for protocols like Fedimint & Cashu. On-chain deposits into Harbor work if the mint allows it - but with no safeguard against large dumps. @DETERMINISTIC OPTIMISM 🌞 , @Paul & @Carman discuss the different ecash modalities in BR097.

🚨 Ledger Donjon disclosed a critical flaw in Tangem’s Android app, where fake cards could pass as genuine by spoofing public keys and IDs. The issue? Improper attestation checks. (Patched in v5.18.3). @DETERMINISTIC OPTIMISM 🌞 covers the bug, the fix, and its security implications in BR097.