Review my idea and free web app (for site monitoring)
stuntmouse: 1) 5th bullet point should read:
Notifications available via email and Twitter!2) Re: Sucuri Network-based Integrity Monitoring. 
This header should not end with a period.  Also, do you mean to say the following?  Sucuri: Network-based Integrity Monitoring3) Your explanation below the site field needs polishing.  I'd prefer to have it read:Sucuri notifies bloggers, administrators and web designers when critical information about their systems change.Don't want to see your site in a _defacement archive_ or in the _news_ because it was hacked?  Try NBIM now to be alerted as soon as a suspicious change occurs.