Stairway to SQL Server Security

Stairway to SQL Server Security Level 9: Transparent Data Encryption

Even an otherwise well-secured database is susceptible to attack if an attacker is able to get access to the disk files that comprise the database. Cell-level encryption can protect some of the data, but for complete protection against this kind of attack it is necessary to encrypt the files and not just the data. That is exactly what Transparent Data Encryption (TDE) does, and in this stairway level you'll learn what TDE does, how it works, and how to make use of it to protect your database files.

Blogs

2025 Wrapped for Steve

By

I’ve often done some analysis of my year in different ways. Last year I...

The Book of Redgate: Spread across the world

By

This was Redgate in 2010, spread across the globe. First the EU/US Here’s Asia...

Merry Christmas

By

Today is Christmas and while I do not expect anybody to actual be reading...

Read the latest Blogs

Forums

Database security permissions save script

By Srinivas Merugu

Comments posted to this topic are about the item Database security permissions save script

Database backup job steps

By Pete Bishop

I have a SQL Agent job for backing up a set of Analysis Services...

SQL Server 2025 Backup Compression Algorithm

By Johan Bijnens

Comments posted to this topic are about the item SQL Server 2025 Backup Compression...

Visit the forum

Question of the Day

The Large Encoded Value

I want to use the new BASE64_ENCODE() function in SQL Server 2025, but return a string that isn't large type. What is the longest varbinary string I can pass in and still get a varchar(8000) returned?

See possible answers