Get leading antivirus, fast VPN, real-time safe browsing and instant ad blocking - all in one app. One part of the algorithm must have a variable called a key.This makes the algorithm’s output unique, thereby turning your data into unreadable code. To provide confidentiality, information is encrypted using formulas called encryption algorithms, or ciphers.
Integrity - proves the message’s contents haven’t been changed since sending.Authentication - verifies the message’s origin.Confidentiality - encodes and hides the message.But it also performs other functions to ensure you can trust encrypted and decrypted data. How encryption protects dataĪt its most basic level, encryption provides data confidentiality.
In contrast, asymmetric encryption requires two keys to encode and decode information. Symmetric encryption involves a single cryptographic key for both encryption and decryption. There are two main types of encryption: symmetric and asymmetric. Later, this original data can be deciphered by an authorized party using the key. This is achieved by turning original data into seemingly random data using a cryptographic key. To learn what encryption does and how it works, read the article in its entirety or select one of the following sections.Įncryption is the process of making data unreadable to an unauthorized party. Select a VPN location and start browsing privately.When combined with encryption, a VPN can offer an incredibly high level of digital privacy. To stay truly private online, use a VPN that can hide your internet protocol (IP) address.
Pro tip: Although encrypted data cannot be easily deciphered, your online identity and actions can be easily identified.
And if you are concerned about the protection of your digital identity, consider a simple privacy-boosting tip below. This article explains what encryption is and how it helps to maintain your privacy online. Whether you browse a webpage, make a purchase, or write an email while online, your digital security is guarded by an encryption algorithm.