advantage and disadvantage of encryption and decryption
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What are the advantages and disadvantages of classical cryptography?
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2 Answers

Paul Serdiuk, SOHO System Administrator (2015-present)
Answered December 11, 2017
In this day and age?
Advantages:
If you’re employing the one-time pad, it’s unbreakable.
It’s easy to do manually, no computer required.
It protects your plaintext from casual snooping.
Disadvantages:
If you’re employing the one-time pad, it’s cumbersome and requires a personal meetup to exchange the pads.
If not employing the OTP, anyone who is even remotely interested in knowing what you wrote and knows about cryptography will be able to break the encryption.
Explanation: