Pro SQL Server 2022 Administration: A Guide for the Modern DBA

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023

P. A. CarterPro SQL Server 2022 Administrationhttps://doi.org/10.1007/978-1-4842-8864-1_12

12. Encryption

Peter A. Carter¹  

(1)

SOUTHAMPTON, UK

 

Encryption is a process of obfuscating data with an algorithm that uses keys and certificates so that if security is bypassed and data is accessed or stolen by unauthorized users, then it will be useless, unless the keys that were used to encrypt it are also obtained. This adds an additional layer of security over and above access control, but it does not replace the need for an access control implementation. Encrypting data also has the potential to considerably degrade performance, so you should use it on the basis ...