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  • "Cloning" Symmetric Keys

    It's well-known by now that SQL Server 2005 and 2008 include new encryption-related statements that allow you to create and administer encryption keys. You can use CREATE CERTIFICATE to create or import a certificate or DROP ASYMMETRIC KEY to remove an asymmetric key from the database, for instance.  One of the interesting ommissions ...
    Posted to Michael Coles: Sergeant SQL (Weblog) by Mike C on June 17, 2009
  • Protecting Your Data @ Rest Presentation (Tuesday)

    Tuesday night I'll be presenting on SQL Server encryption to the NJSQL user's group in Parsippany.  More information about this event and NJSQL can be found here: http://njsql.org/Default.aspx. UPDATE: Uploaded the encryption presentation, attached to this post.
    Posted to Michael Coles: Sergeant SQL (Weblog) by Mike C on May 16, 2009
  • Let's Hash a BLOB

    In my last post I talked about how to work around a couple of the limitations of SQL Server encryption by using SQL CLR and the .NET Framework to encrypt a BLOB value (up to 2.1 GB in size), using any supported algorithm you choose. In the example I used AES to encrypt data using a passphrase. SQL Server 2008 also allows you to generate ...
    Posted to Michael Coles: Sergeant SQL (Weblog) by Mike C on April 12, 2009
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