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Mastercard Signs On as Sponsor of New York XRP Ledger Hackathon Ahead of Swell
Mastercard has been announced as a sponsor for the upcoming XRP Ledger Hackathon in New York, scheduled for October 24-25, 2026. The event, organized by XRPL Commons and the XRP Ledger Foundation, focuses on blockchain development with tracks in Protocol Innovation, Agentic Finance, and Lending/Borrowing, and includes a developer bootcamp. While not directly targeting gaming, advancements in autonomous transactions and lending protocols could impact future gaming economies.
“Migrate your funds”: Coinkite urges Coldcard holders to act as bitcoin thefts near $114M
Coinkite is urgently advising Coldcard hardware wallet users to migrate their Bitcoin funds due to an ongoing exploit that has already resulted in approximately $114 million in stolen funds. The vulnerability, present since 2021, stems from insufficient randomness in seed generation on specific devices and firmware versions. Users are instructed to upgrade their devices, generate new seeds, and carefully transfer their assets to mitigate the risk.
Sui Launches Hashi Testnet, Bringing Bitcoin-Backed Lending Closer to Mainnet
Sui has launched its Hashi testnet, enabling developers and institutions to trial Bitcoin-backed lending applications before the mainnet release. This system allows native Bitcoin to be used as collateral on the Sui network without leaving the Bitcoin blockchain, governed by smart contracts and secured by a new Guardian Layer for enhanced safety. Over 25 partners, including major custody and trading firms, are testing the infrastructure, with legal analysis suggesting deposits and redemptions may not be taxable events in the U.S.
