The more individuals that need to exchange encrypted data,the greater the chance that the key will become known to an intruder.To overcome this problem,private key encryption was devised.

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Private key encryption (also known as symmetric encryption) involves using the same key for both encryption and decryption. This means that if the key is compromised, all data encrypted with it is at risk. Public key encryption was actually developed to address this issue by using a different key for encryption and decryption.

The More Individuals That Need to Exchange Encrypted Data,the Greater