What Is Public Key Cryptography?

What Is Public Key Cryptography?

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On the other hand, secret key cryptography or symmetric cryptography uses a single secret key for both encryption and decryption. The public key cryptography has got two main branches. They are public key encryption and digital signatures. The public key encryption can be decrypted only by a user who has got the corresponding private key. On the other hand, digital signatures can be verified by anyone with access to user’s public key. Packet switching is used in the bandwidth optimization and to minimize the transmission latency.

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