Laurentiu Cristofor's blog @microsoft.com

Decryption errors during the regeneration of a master key are highly unlikely. I've never seen one of these occurring naturally so far (we caused these errors manually for testing), so a discussion on their topic has a slim chance of being useful in practice...

The sp_helprevlogin procedure is described in KB article 246133 . This procedure generates a script that can be used to recreate the logins that exist on a server at a specific point in time. It can be useful for transferring logins from one server to...