COMPUTER FUNDAMENTALS

Detailed explanation-1: -Definition: The conversion of encrypted data into its original form is called Decryption. It is generally a reverse process of encryption. It decodes the encrypted information so that an authorized user can only decrypt the data because decryption requires a secret key or password.

Detailed explanation-2: -Data encryption converts data from a readable, plaintext format into an unreadable, encoded format: ciphertext. Users and processes can only read and process encrypted data after it is decrypted.

Detailed explanation-3: -A cache–pronounced CASH–is hardware or software that is used to store something, usually data, temporarily in a computing environment. It is a small amount of faster, more expensive memory used to improve the performance of recently or frequently accessed data.

Detailed explanation-4: -An Internet security protocol that ensures secure data communication by encrypting the information transmitted. The SSL protocol certifies that a Web site is genuine and ensures that the data provided to the site is not misused.

Detailed explanation-5: -Spyware is a type of program that is installed with or without your permission on your personal computers to collect information about users, their computer or browsing habits tracks each and everything that you do without your knowledge and send it to remote user.