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The same key is used for encrypting and decrypting the message.

It is the conventional method wherein all users use a single key to decrypt the data. Here are two types of widely used encryption techniques: Symmetric Encryption Why should you practice File Encryption?.How to Password Protect a file/folder using 7-Zip App.How to Encrypt Files Using Microsoft Office.In this Encryption tutorial, you will learn: Algorithms are used for the process of converting plaintext data into ciphertext.Įncryption is used since time immemorial, wherein the ancient people conversed with each other in a secret language that was understandable to only the sender and the receiver of the message. Encryption means converting the plaintext data into some coded form, also known as ciphertext, so that only the recipient of the data can decode the information.