Tether freezes stolen USDT as Ledger exploit losses near $90M
October 9, 2026
Tether freezes USDT as suspected thefts involving Ledger hardware wallets approach $90 million following a potential supply chain attack linked to an authorized reseller.Ethereum’s new safety measures may still allow flawed trades
October 9, 2026
Ethereum Foundation research explores how new transaction assertions could enforce outcome rules, though potential flaws remain if permissive minimum thresholds or uncompetitive quotes allow bad trades to execute.Abstract shutdown highlights gap between owning and moving assets
October 9, 2026
Ethereum layer-2 network Abstract announces plans to wind down operations on Dec. 15, 2026, highlighting the gap between self-custody asset ownership and the operational infrastructure required to process and move them.Europol urges immediate action on crypto quantum upgrade
October 8, 2026
Europol urges the cryptocurrency sector to begin a multi-year transition toward post-quantum cryptography, warning that future quantum computers could eventually threaten cryptographic keys and user funds.Vitalik Buterin counsels calm amid fresh AI fears for crypto security
October 8, 2026
Ethereum co-founder Vitalik Buterin has advised calm regarding AI-driven mathematical risks to crypto security, warning that panic wallet migrations present a greater immediate hazard than potential cryptographic compromises.Bitcoin Core patch fixes vulnerability that could reroute funds
October 4, 2026
Bitcoin Core introduced a patch to fix a vulnerability in partially signed Bitcoin transactions that could allow fund rerouting by altering transaction recipients under specific SIGHASH_SINGLE configurations.Electrum fixes Lightning bug, but old Bitcoin backups fail
October 2, 2026
Electrum released a security update to address a Lightning backup defect, though users with non-deterministic keys and anchor channels must generate new backup files to prevent fund loss after remote closures.Ethereum validator exits hit 9-month peak amid MetaMask alert
October 1, 2026
MetaMask pulls thousands of Ethereum validators following a security breach that hijacked reward payouts, causing Ethereum validator exits to surge to a nine-month peak and creating a network-wide staking backlog.Recent Bitcoin update patches secret key vulnerabilities quietly
October 1, 2026
A proposed Bitcoin improvement called BIP461 aims to simplify the detection of concealed pathways that leak wallet secrets by standardizing ECDSA signing methods without requiring consensus changes.