Blockchain News: Payment Firms Pick Polygon as Competition Intensifies

In a recent Blockchain news update, Mastercard that it expanded its Crypto Credential identity service to self-custody wallets, selecting Polygon crypto as the first blockchain to support the rollout. The card network partnered with Mercuryo to introduce verified, username-based transfers. Users replace long wallet addresses with simple aliases while maintaining full control of their funds source: https://www.thecoinrepublic.com/2025/11/19/blockchain-news-payment-firms-pick-polygon-as-competition-intensifies/