Encryption

External Article

Column-Level Encryption in SQL Server

  • Article

Beginning with SQL Server 2005, column-level encryption and decryption capabilities were made available within the database, providing a solution for situations where one-off types of data need to be secured beyond your existing authorization, authentication or firewall settings. This article provides an overview and example of securing a column using native SQL Server cryptography functions.

2011-02-18

4,894 reads

External Article

SQL Server Encryption Symmetric vs. Asymmetric Keys

  • Article

I need to encrypt my data within SQL Server and I plan on using the built-in encryption functionality in SQL Server 2005 and 2008. However, I'm looking at symmetric and asymmetric key algorithms and while I see information saying to use symmetric keys, I don't understand why. What's the difference between the two and why is a symmetric key algorithm preferred over the asymmetric key ones?

2009-12-02

3,414 reads

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Question of the Day

Strange String Splits

When I run this code, how many rows are returned?

DECLARE @meals NVARCHAR(1000) = N'夕食昼食朝食'
DECLARE @s NVARCHAR(1) = N'食'
SELECT value
FROM STRING_SPLIT(@meals, @s)
GO

See possible answers