Contact Kraken support 1844-291-4941 ℂ𝕠𝕟𝕥𝕒𝕔𝕥 𝕂𝕣𝕒𝕜𝕖𝕟 𝕖𝕩𝕔𝕙𝕒𝕟𝕘𝕖Cryptocurrency, or crypto, is a digital or virtual currency that uses cryptography for security. A cryptocurrency is difficult to counterfeit because of this security feature. A defining feature of cryptocurrencies is that they are generally not issued by any central authority, rendering them theoretically immune to government interference or manipulation.