What Is a One-Time Pad?

A one-time pad is a type of encryption algorithm used in cryptography, where the key that encrypts and decrypts the message is used only one time. Obviously, a one-time pad, sometimes shortened to OTP, is not the most efficient use of resources. The one-time pad requires just as many resources to create it as a multiple-use key, but it must be destroyed after one use...What Is a One-Time Pad?

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