![]() ![]() In the simplest possible words, PGP is an encryption technology, or algorithm, which helps two parties verify each other’s authenticity and helps exchange encrypted data. It was invented by Philip Zimmerman, and the origin of it was guided more by the need of “ human rights to privacy” rather than “ hiding Billion dollar secrets” messages and things like that. Now, PGP is the abbreviation for- Pretty Good Privacy. But in a more advanced, secure and with slightly different encryption protocols than Caesar’s. So, he used to change every A with a C, every B with a D and so on, so the mail-men couldn’t understand the meaning of the letter, and only the confidants who knew this “ formula” could decipher the message. He had to send letters to his confidants, but he didn’t trust the mail-men who carried the letters. Julies Caesar was one of the earliest person who used a “ kind of” PGP encryption.
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