Wallets
Coldcard now requires 65 key presses after seed exploit, while exposed funds still must move
Firmware 5.6.1 and 1.5.1Q harden new wallet creation but cannot repair a seed made on an affected release.
Liam 'Akiba' Wright 3 min read
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Explore blockchain technology news, protocol upgrades, infrastructure breakthroughs, developer tools, and engineering advances in Web3.
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Reaching instant 27ms validation on Bitcoin will take 17 GPU years of compute power
Hazync’s developer reports millisecond verification for blocks 1 through 1,789, while the full-chain proving campaign remains unfinished.
Technology
Ethereum researchers are racing to close a zkEVM security gap before December
The better.codes contest puts Ethereum’s abstract security target against live certificates, but its score covers only koalaIRS12.
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Hacks
MANTRA Chain stays offline after exploit as Aug. 21 restart hinges on patch test
Transactions, transfers and staking remain unavailable after MANTRA said an attacker exploited an upstream dependency.
Stablecoins
Trump-backed $4 billion USD1 stablecoin has wallet powers its own GitHub does not show
Justin Sun says USD1 can move funds from frozen wallets without holder consent as World Liberty seeks final bank approval.
Wallets
Attackers drove 63% of early use of Ethereum’s new smart wallet feature
Researchers tied 63% of Ethereum's historical authorization transactions to attacker-linked contracts and measured $2.36 million in losses.
Technology
Ethereum’s next upgrade turns a 2-second block bottleneck into a roughly 9-second window
Ethereum’s public test rehearses new block-building rules, validator coordination and transaction costs before mainnet.
Technology
Solana’s 50,000 SOL security contest did not cover a clock attack disclosed months earlier
Solana's legacy PoH and TowerBFT paths were out of scope, and no paper-specific implementation review is public.
Layer-2
A crypto network just voted to abandon its standalone blockchain and unlock 27% of its token supply
Gnosis Chain’s overhaul will retire its validator system and release about 350,000 staked GNO back into liquid markets.
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Digital Asset Treasuries
Down 50% on crypto and burning $8 million in cash, this Nasdaq firm just pivoted to event robots to survive
Technology
Solana is slashing per-block compute limits so its new 350ms speed boost doesn’t overload the network
Payments
Ripple just scored two major institutional wins but XRP traders are bracing for a bigger move
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