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Verification Code

A verification code is a security protection method that is used to avoid internet bots from abusing or even spamming various online services. What Is a Verification Code?A verification code is a security protection method that is used to avoid…

Simplified Payment Verification (SPV)

A lightweight client to verify blockchain transactions.What Is a Simplified Payment Verification (SPV)?Short for Simplified Payment Verification, SPV is a lightweight client to verify blockchain transactions, downloading only block headers and…