What is encryption?Encryption is a way to enhance the security of a message or file by scrambling the contents so that it can be read only by someone who has the appropriate encryption key to unscramble it. For example, if you purchase something on the Internet, the information for the transaction (such as your address, phone number, and credit card number) is usually encrypted to help keep it safe. Use encryption when you want a strong level of protection for your information. Encryption key __elbasuer__ Encryption key
A sequence of symbols or characters used to scramble or unscramble information that is being encrypted or decrypted.
File
A collection of information that is stored on a computer under a single name. A file can be a text document, a picture, a program, and so on. Files typically have a three-letter file name extension that helps to indicate the type (for example, picture files are often saved in JPEG format and have the file name extension .jpg).
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