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Bitcoin mining difficulty drops 10% in second-largest negative adjustment of 2026
The cut hands surviving miners roughly 11% more bitcoin per unit of active hashrate, but all-in production economics …
Banks are buying Bitcoin vaults, but a quantum problem may be waiting inside
The banks are finally buying the vaults. In May, BNY, the world's largest custodian with $59.4 trillion in assets und…
Coinbase Quantum Report Warns Millions Of Bitcoin Could Face Future Security Risks
Coinbase’s Quantum Advisory Council published a report on post-quantum migration and abandoned coins.
Coinbase Council Warns 7 Million Bitcoin May Face Future Quantum Risk
Coinbase’s Quantum Advisory Council says crypto networks should begin planning for post-quantum migration before th…
Man who spent 1,500 BTC on graphics card now helps insure bitcoin holders
Bitsurance, insures clients' bitcoin against "physical attacks" like fire, water, robbery and the "$5 Wrench Attack."
Solana infrastructure firm Helius acquires Light Protocol to expand onchain privacy
The acquisition comes amid a moment of consolidation in the crypto industry and during a resurgent interest in onchai…
Raydium DEX says $1.34 million exploit hit retired AMM program, treasury to cover losses
The exploit drained roughly $1.34 million from five inactive Raydium liquidity pools, and impacted users will be comp…
Zcash finalizes Ironwood upgrade plan, targets July activation
The Ironwood upgrade would introduce a new shielded pool and ensure the circulating ZEC supply remains bounded.
Wallets linked to Humanity Protocol drained for over $32 million, token plunges 89%: onchain analyst
Out of the stolen amount, $23.7 million has been swapped for Ethereum, while around $7.9 million remains in H tokens.
MetaMask debuts Agent Wallet giving AI bots self-custody access to Ethereum
Consensys-backed MetaMask is rolling out a non-custodial wallet for AI agents for general availability this summer.
ZEC rebounds 42% as ZODL founder details two-step emergency upgrade
Josh Swihart, founder of ZODL, provided details on how the Zcash team resolved a critical vulnerability in the Orchar…
DeFi’s old hack vectors are fading – But the new risk can hit six chains at once
Decentralized finance has gotten a lot safer over the past six years, and a new review of protocol losses from 2020 t…
CLARITY Act Momentum Slows As Approval Odds Fall To 60%
A July 4 target date for advancing crypto market-structure legislation through the Senate is now looking less certain…
‘Please stop the FUD’: Zcash treasury company Cypherpunk remains committed to accumulating 5% of ZEC supply
Shares of Cypherpunk Technologies plunged more than 40% following the disclosure of a critical bug that was recently …
Zcash selloff extends past 50% amid bug disclosure as liquidations top $100 million
ZEC crashed over 50% to around $310 amid Zcash's Orchard bug disclosure and more than $116 million in 24-hour liquida…
Security researcher finds Zcash vulnerability allowing ‘unlimited’ counterfeit minting; ZEC drops 31%
The vulnerability was fixed within days, and findings suggest that actual exploitation of the bug is unlikely.
Ether.fi allocates $100 million to a Plume RWA vault, giving users access to yield
The allocation comes from a mix of ether.fi's liquidity provider base and managed capital from its existing liquid va…
Travala debuts agentic AI travel protocol with gasless USDC payments on Base
Travala launched an agentic AI travel protocol on Base supporting gasless USDC hotel bookings and AI-assisted payment…
Immunefi says DeFi is ‘getting safer’ as exploit losses fall 74% from 2022 peak amid AI-driven security arms race
DeFi exploit losses fell 74% from the 2022 peak to $680 million in 2025, according to Immunefi, amid structural secur…
Cosmos Labs acquires block explorer Mintscan, forms Korea subsidiary to expand ecosystem
Cosmos Labs has acquired Cosmos block explorer Mintscan and formed a new Korea-based subsidiary, Cosmos Labs Korea.
Coinbase, SpaceX, Meta join DOJ anti-scam operation that froze $3.8 million in crypto
Private-sector firms joined the DOJ's "Disruption Week," freezing $3.8 million in crypto and disrupting 1.4 million s…
EdgeX offers refunds and launches 200,000 USDC bounty after 71% token flash crash
EdgeX says that 174 addresses flooded a PancakeSwap pool with EDGE token sell orders during a period of low liquidity.
Ledger researchers find flaw in chip used by Trezor Safe 7; Trezor says user funds safe
Ledger's Donjon team found a laser-based hardware flaw in the TROPIC01 chip used in the Trezor Safe 7, but Trezor say…
Ethena taps Anchorage for secure offchain collateral in institutional lending push
Ethena began pivoting toward overcollateralized institutional lending in April as part of a major overhaul of USDe re…
Unable to recover from roughly $50 million hack, Radiant Capital is winding down
Radiant Capital said it hasn't been able to recover a meaningful amount of funds or raise new capital since the 2024 …
‘Gnosis will cover all user losses’ amid exploit related to Gnosis Pay, co-founder Koppelmann says
Gnosis co-founder Martin Koppelmann said all user losses will be covered as containment efforts continue following an…
Dev helps rescue $2 million locked in 2016 ICO contract for nine years with whitehat exploit
The developer told The Block that two of 48 eligible investors have already claimed 96.5 ETH that was unfrozen, worth…
Cosmos-based Gravity Bridge drained of $5.4 million in suspected key compromise, researchers say
The attacker took USDC, ether, tether and PAYG tokens before laundering a portion through ChangeNow and Binance.
Sui blockchain suffers more downtime following Thursday’s six-hour outage
Sui was offline for 5 hours and 55 minutes on Thursday due to a bug in the blockchain's latest "1.72 release."
Base launches Azul on mainnet, pushing Coinbase’s Ethereum L2 toward full decentralization
Base has deployed its Azul upgrade on mainnet, with multiproofs and a new client stack advancing decentralization.