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The Sui Foundation is investing $30 million in DATA Network as the project prepares to move its operations onto the Sui blockchain. The partnership also brings decentralized storage platform Walrus into the picture, with a shared goal of making AI training data easier to verify, manage, and license. 1.Sui Foundation Commits $30 Million to DATA NetworkThe Sui Foundation announced a strategic investment in DATA Network, a project focused on managing data used to train artificial intelligence model

Key TakeawaysThe XRP Ledger's payment engine contained an integer overflow bug, dating back to code written in 2015, that could have let an attacker create XRP from nothing in a single transaction. Developers disclosed it on Friday, October 9, 2026.Researcher Cayden Liao and Veria AI reported the flaw through the XRPL bug bounty program on September 22. RippleX merged a fix the next day and shipped xrpld 3.4.1 on September 25, when more than 80% of default UNL validators were already running it.

Key TakeawaysLedger confirmed on Saturday, October 10, 2026, that "one of the impacted users' devices contained an unauthorized hardware implant," after buyers who purchased devices from Southeast Asian reseller CryptoBilis reported drained wallets.Onchain estimates of the losses range from more than $72 million to about $93 million. Blockchain analytics firm Bitquery counts more than 300 victim wallets, most on TRON and Bitcoin, drained within hours on October 9. Ledger has not confirme

Key TakeawaysSolana (SOL) cut its slot time to 200 milliseconds on mainnet on Friday, October 9, 2026, at epoch 1053, completing SIMD-0525, a four-step rollout that began at 350ms on August 21. Blocks now arrive five times per second, twice the original rate.Faster slots do not double throughput, because per-slot compute limits were cut to match. Epochs now last about a day instead of two, and blockhashes expire after about 30 seconds instead of about 60.The bigger change is Alpenglow, a new con

Bitcoin has fallen for four straight days, briefly touching $80,400, its lowest level since September 21, before rebounding toward $81,500. The daily decline was only 2% to 3%, but negative headlines have piled up: warnings that AI could undermine the cryptography securing crypto wallets, nearly $1.8 billion in Bitcoin moving from US government-linked addresses, Brent crude climbing above $100 a barrel, and US Treasury yields hitting their highest levels since 2002.Is this a deeper Bitcoin crisi

Over the past four days, Bitcoin and the broader crypto market have been caught in a sustained sell-off, with BTC sliding from around $86,000 to nearly $80,000. But the forces behind this decline extend far beyond crypto. A combination of macroeconomic pressures is weighing on financial markets as a whole.Oil prices have surged, the 10-year US Treasury yield has reached 5.36%, its highest level since 2002, and minutes from the latest Federal Reserve meeting indicate that most policymakers expect

Key TakeawaysIgloo Inc., the company behind Pudgy Penguins, announced on October 6, 2026 that it is winding down Abstract, its Ethereum Layer 2, with the network ceasing operations permanently on December 15, 2026 and any assets left on it after that date becoming inaccessible. CEO Luca Netz disclosed losses in the tens of millions across two years, stating that even after losing eight figures the company could have launched a token or run an ICO and decided against it, on the reasoning that a t

Key TakeawaysWinklevoss Asset Services filed a preliminary S-1 with the SEC for a spot Zcash ETF, proposed for Nasdaq under the ticker WINK, holding ZEC directly with Gemini Trust Company as custodian and charging a 0.25% annual sponsor fee. Grayscale's ZCSH, the only live US spot Zcash fund, charges 2.5%, making the Winklevoss filing a tenfold undercut of the incumbent. Winklevoss Capital Fund has indicated nonbinding interest in buying up to $100 million of shares, a standard registration disc

Key TakeawaysGlamsterdam, the next hard fork for Ethereum (ETH), activated on the Sepolia testnet on Tuesday, October 6, 2026 at 13:53:36 UTC. Dates for the Hoodi testnet and mainnet have not been decided, though mainnet is currently expected in the fourth quarter of 2026.Its two headline changes are enshrined proposer-builder separation (EIP-7732), which brings block building into the protocol, and block-level access lists (EIP-7928), which let nodes process transactions in parallel.In total, 1

Key TakeawaysThe CFTC proposed two rules on Monday, October 5, 2026: Regulation CTX, covering leveraged, margined or financed retail crypto transactions, and Regulation CAM, a new crypto asset market category for exchanges that list only crypto.The framework is voluntary. It offers exchanges a single federal pathway with proof of reserves, segregated customer funds, token listing safeguards and anti-manipulation rules, but it cannot force spot trading onto CFTC platforms or override state rules