Blockchain
Protocol upgrades, security research, and developments across Bitcoin, Ethereum, and the broader blockchain ecosystem.
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Ethereum’s Firm 2029 Deadline for Quantum Resistance
“Shipping post-quantum readiness early is the secure thing to do. It is the strategically responsible thing to do.” That line, buried in a Monday blog post from the Ethereum Foundation’s Protocol team, marks the moment Ethereum quantum resistance stopped being a research topic and became a deadline. The foundation now targets December 2029 for full…
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MultiversX’s Supernova Upgrade Cuts Block Times to 600 Milliseconds
Six seconds down to six tenths of one second, that is the block-time cut MultiversX built into its Supernova upgrade, and the improvement does not stop at block production. Cross-shard settlement, the step that moves value between the network’s separate shards, drops from roughly 18 seconds to about 2.4 seconds once the upgrade takes hold.…
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Chainlink Brings Cross-Border Bank Payments Onchain
Bottomline routes roughly $16 trillion a year for more than 600 banks. Its new Chainlink deal wires blockchain settlement into rails those banks already use, without forcing anyone to pick a single chain.
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Solana’s Alpenglow Upgrade Cuts Finality to 150 Milliseconds
The upgrade tears out two systems that have defined Solana since launch and replaces validator voting entirely, raising how much stake can go offline before the network stalls, from a third to 40 percent.
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Mina Mesa Upgrade Cuts Block Time in Half
Beyond faster blocks, Mesa quadruples how much data apps can store on-chain and adds a temporary fallback so zkApp developers aren’t forced to scramble and recompile verification keys overnight.
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Solana Transaction V1: Bigger Transactions Go Live Sept 9
The bigger transaction size comes with a tradeoff: Address Lookup Tables no longer work the same way, so some high-frequency, low-complexity apps may need to rework how they pack data before the upgrade lands.
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Catastrophe Bond Tokenization Could Drop the Buy-In to $5,000
Catastrophe bonds already move $65.6 billion a year, but a six-figure minimum has locked out everyday investors. Will Bermuda approve the structure that could finally let them in?
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Ethereum Account Abstraction Gets a Firm 2027 Date
The upgrade could let wallets cover gas fees and bundle multiple actions into one signature, while quietly setting up Ethereum’s defense against future quantum computing threats.
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London Stock Exchange Brings UK Stocks Onchain With Kraken
The xStocks framework already handles roughly $40 billion in trading volume, with $20 billion settled directly onchain. Now a 225-year-old exchange is willing to bet its reputation on the same rails.
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Cashlink Brings €1B in Institutional Securities to Avalanche
German development banks like KfW and NRW.BANK have already routed more than €1 billion through Cashlink’s regulated platform. Avalanche just became the third blockchain trusted with that institutional pipeline.