Real World SQL and PL/SQL: Advice from the Experts

CHAPTER14

Encryption and Hashing

What is the biggest threat to data security? It’s often believed to be hackers who break into the database using various forms of authentication hacks or man-in-the-middle attacks, stealing data by the shovelfuls. While these threats do occur, it’s not correct to say that this is the usual cause of database leaks. History has shown that the biggest threat to the database comes from insiders who have more privileges than they actually need to do their job, either because of lazy administrators or privilege escalations. You will learn how to reduce the possibility of privilege abuse in Chapter 15. The second-biggest ...