https://www.blockchainposts.com/en/blog/genius-act-july-18-federal-agencies-miss-final-rules Blockchain Posts en 2026-07-18T00:00:00.000Z Six federal agencies miss GENIUS Act July 18 rulemaking deadline; effective date defaults to Jan 18, 2027 regulation, stablecoin, united-states, genius-act, occ https://www.blockchainposts.com/fr/blog/bitcoin-5908-btc-dormant-2017-reveille-383m-lookonchain Blockchain Posts fr 2026-07-18T00:00:00.000Z Un wallet Bitcoin dormant depuis décembre 2017 déplace 5 908 BTC (383 M$) vers une adresse SegWit on-chain, bitcoin, whale, lookonchain https://www.blockchainposts.com/en/blog/defituna-solana-usdc-lending-pool-exploit-580k Blockchain Posts en 2026-07-17T00:00:00.000Z DeFiTuna suspends Solana lending after $580K USDC pool drained via zero-round exploit, defi, solana, lending, defituna https://www.blockchainposts.com/en/blog/ostium-olp-vault-oracle-signer-exploit-arbitrum Blockchain Posts en 2026-07-17T00:00:00.000Z Ostium halts Arbitrum trading after OLP vault drained via oracle signer key exploit, on-chain, arbitrum, oracle, ostium https://www.blockchainposts.com/fr/blog/ofac-iran-banque-centrale-usdt-tron-131m-tether Blockchain Posts fr 2026-07-17T00:00:00.000Z OFAC ajoute 4 portefeuilles Tron à la Banque centrale d'Iran, Tether gèle 131 M$ USDT regulation, on-chain, tether, tron, sanctions https://www.blockchainposts.com/fr/blog/uk-us-transatlantic-taskforce-stablecoins-tokenisation Blockchain Posts fr 2026-07-17T00:00:00.000Z Washington et Londres publient 10 recommandations pour aligner stablecoins et actifs tokenisés regulation, stablecoin, usa, royaume-uni, tokenisation