Knowledge Center

How do gift cards work? In the past, a gift card was simply a card,

Shopping can have different purposes. Sometimes we shop to cover basic needs, sometimes we buy

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Cryptography is the process of using different types of codes to encrypt data. These codes

A digital signature is an encrypted electronic stamp used to authenticate digital data or information.

Encryption, decryption, and cryptography come from the same Greek root word, “kryptos,” which means “hidden.”