Mastercard is taking a major step toward simplifying how everyday users interact with digital assets by leveraging the Ethereum and Polygon network.

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Through a new collaboration with Polygon Labs and payments infrastructure firm Mercuryo, the global payments giant is rolling out email-style wallet aliases designed to make crypto transfers feel as intuitive as sending a message online.

The upgrade expands Mastercard’s Crypto Credential program to self-custody wallets, replacing long, technical wallet addresses with human-readable IDs. For millions of users intimidated by complex hexadecimal strings, this shift could mark a turning point in mainstream crypto adoption.

A New Identity Layer for Self-C

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