Security ยท Halving Newshttps://halvingnews.com/en/topic/security/All the stories about Security from Halving News, with context and rigour.enMercado Bitcoin puts hack at $38 million, says $11 million frozenhttps://halvingnews.com/en/2026/11/03/mercado-bitcoin-promises-no-client-losses/https://halvingnews.com/en/2026/11/03/mercado-bitcoin-promises-no-client-losses/Tue, 03 Nov 2026 10:40:00 GMTThey are the exchange's first figures of its own, and it repeats that clients will lose nothing. A Bitquery analysis puts outflows at $48.5 million, and withdrawals remain shut.Security & hacksBinance says it will cover the theft: what can be checked so farhttps://halvingnews.com/en/2026/11/02/binance-pledge-reserves-what-can-be-checked/https://halvingnews.com/en/2026/11/02/binance-pledge-reserves-what-can-be-checked/Mon, 02 Nov 2026 20:55:26 GMTOn 2 November the company published the cryptographic proof of reserves for ten assets. Customers can check their own balance; other parts of the pledge still cannot be verified.Security & hacksFake app in Solana Mobile's store asked users for seed phraseshttps://halvingnews.com/en/2026/11/02/solana-mobile-fake-app-seed-phrases/https://halvingnews.com/en/2026/11/02/solana-mobile-fake-app-seed-phrases/Mon, 02 Nov 2026 20:52:15 GMTThe company reported unauthorised access to its publishing portal on 1 November. How it happened, and whether anyone lost funds, is unknown.Security & hacksAt least 12 DeFi sites registered with Name.com redirected; cause unclearhttps://halvingnews.com/en/2026/11/02/defi-sites-redirected-name-com-cause-unclear/https://halvingnews.com/en/2026/11/02/defi-sites-redirected-name-com-cause-unclear/Mon, 02 Nov 2026 16:32:00 GMTAttackers sent visitors of DeFi sites registered with Name.com to pages built to drain wallets. Name.com has restored the domains; nobody has established what went wrong.Security & hacksMercado Bitcoin halts withdrawals; a firm sees $40 million+ outflowshttps://halvingnews.com/en/2026/11/02/mercado-bitcoin-halts-withdrawals-security-incident/https://halvingnews.com/en/2026/11/02/mercado-bitcoin-halts-withdrawals-security-incident/Mon, 02 Nov 2026 16:32:00 GMTThe exchange says it has contained a security incident and that customers lost nothing. It has not given a loss figure, called it a hack or said whose funds moved.Security & hacksPolymarket vows refunds after a theft it blames on an outside providerhttps://halvingnews.com/en/2026/11/02/polymarket-refunds-theft-compromised-vendor/https://halvingnews.com/en/2026/11/02/polymarket-refunds-theft-compromised-vendor/Mon, 02 Nov 2026 16:32:00 GMTTrading was back the same day. Polymarket has not named the provider or put a number on the loss; outside estimates run from about $2.2 million to $2.65 million.Security & hacksBTCPay Server tells merchants to switch off after hot wallet theftshttps://halvingnews.com/en/2026/11/02/btcpay-server-asks-merchants-shut-down/https://halvingnews.com/en/2026/11/02/btcpay-server-asks-merchants-shut-down/Mon, 02 Nov 2026 13:50:00 GMTThe open-source tool for accepting bitcoin payments says attackers are draining wallets on older installations. No loss figure or confirmed cause yet.Security & hacksXRP Ledger readies a patch for a flaw that could create tokenshttps://halvingnews.com/en/2026/11/02/xrp-ledger-fix-flaw-token-minting/https://halvingnews.com/en/2026/11/02/xrp-ledger-fix-flaw-token-minting/Mon, 02 Nov 2026 13:50:00 GMTAn account authorised only to burn an issuer's tokens could, under certain conditions, mint new ones. Validators are voting on the fix.Tech & Web3