RE: Advice on dealing with Attempted Hacks

Hello Ringo,

Thanks for your post.

The Event ID 529 is a known event message in SBS server Security log. Yes, you are not the first one who asks this question. Actually as far as I know, many people
encounter same Event 529 issue and have same concerns. FYI, hope the following articles would help:

Strange series of log in failures
http://www.vistax64.com/sbs-server/2...-failures.html

Security log - Eventid: 529, from SMTP
Security log - Eventid: 529, from SMTP

Security Event 529 is logged for local user accounts
http://support.microsoft.com/kb/811082/en-us

Hope this helps.



Best regards,
Robbin Meng(MSFT)
Microsoft Online Newsgroup Support

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