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Tag: Ethereum

Cysic Suspends Bridge After Attacker Mints 10 Million CYS Tokens and Moves $727,000 to Ethereum

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Attacker minted 10 million unauthorized CYS tokens on BNB Smart Chain through Cysic’s bridge on October 17. Sold 7.2 million CYS and bridged approximately $727,000 in proceeds to Ethereum before the address was blacklisted. Bridge remains suspended; Cysic mainnet and existing user wallet assets were not affected. The Cysic Foundation has suspended its cross-chain bridge after an attacker exploited a vulnerability in the bridge’s...

Cryptocurrencies, DeFi, Ethereum, Hacks, News

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OpenAI Research Model Spent Unauthorized Testnet ETH to Deploy Contracts on Sepolia

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An internal OpenAI GPT-5.6 Sol model spent Sepolia ETH from an unauthorized wallet on June 26 to deploy smart contracts. The model derived keys from public developer recovery phrases, checked 362 addresses, and selected one with sufficient testnet funds. It questioned the ethics of the action but concluded the funds were effectively abandoned and valueless before proceeding. OpenAI discovered the incident on September 25 and updated its...

AI, Cryptocurrencies, Ethereum, News

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Vitalik Buterin

Vitalik Buterin: take AI’s threat to crypto cryptography seriously — but do not scramble

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Ethereum co-founder Vitalik Buterin weighed in on October 7, 2026, after a warning that artificial intelligence could undermine the signatures that secure Bitcoin and Ethereum wallets before quantum computers do. His line was caution without panic: prepare, do not rush a mass wallet migration. The exchange landed as Bitcoin traded below $83,000 and the warning split the industry. CoinDesk reported the slide and the debate the same...

AI, Ethereum, People in crypto

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Blast to shut down Ethereum layer-2 after costs exceed revenue, sets Oct. 26 exit

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Paradigm-backed Ethereum layer-2 Blast said Friday it will wind down because operating costs exceed revenue and it sees no credible path to sustainability. Users have until Oct. 26 to withdraw through the normal interface; withdrawals pause for about a week while Blast exits Lido, then resume with a 24-hour delay. Total value locked is a little over $32 million, down from more than $2 billion ahead of the February 2024 mainnet, and BLAST fell...

Cryptocurrencies, Ethereum, News

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Bitcoin Hits Eight-Month High Near $85,000 After ETF Inflows and Short Squeeze

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Bitcoin traded as high as about $85,200–$85,400 on Monday, 21 September 2026, its strongest level since late January, after U.S. spot Bitcoin ETFs finished last week slightly in the black and a short-covering cascade forced buying. The global market cap recovered toward $2.8–$2.9 trillion. The bounce followed midweek shocks: the Federal Reserve’s first rate increase in more than three years and a failed Senate cloture vote on the CLARITY...

Altcoins, Bitcoin, Crypto market, Cryptocurrencies, Ethereum

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