Altcoin News Mastercard Expands On-Chain Settlement with Regulated Stablecoins Mastercard is enhancing its payment infrastructure by integrating regulated stablecoins for round-the-clock on-chain settlement, aiming to modernize 03 Jun 2026·Nuri Soyturk
Crypto News Visa Launches Validator Node on Tempo Blockchain to Power Stablecoin Settlement Visa has launched a validator node on the Tempo blockchain, taking a direct role in transaction validation as it deepens its stablecoin infrastructure 14 Apr 2026·Ahmet Tarkan