如何在Sql Server 2005中进行加密和解密

Question

I want to encrypt and decrypt data with sql server using RSA or SHA algorithm rahter than doing it at UI.

Is it possible to do this.

Some Code Snippet will be a great help

Answer 1

You can use this article as start.

http://dotnetslackers.com/articles/sql/IntroductionToSQLServerEncryptionAndSymmetricKeyEncryptionTutorial.aspx

And this for understand Database Encryption in SQL Server 2008 Enterprise Edition

Answer 2

if u need to encrpt only a string (Can't Decrypt these are One way)

u may try

HashBytes ('<algorithm>', { @input | 'input' } )<algorithm>::= MD2 | MD4 | MD5 | SHA | SHA1

ref : http://technet.microsoft.com/en-us/library/ms174415.aspx