Update on lockouts and SP1

My colleague Sean Daniel reminded me that in SBS SP1, we’ve enabled a new feature in Exchange SP1 to reduce the viability of performing a directory harvesting to get usernames on your SBS server. This feature (documented at http://support.microsoft.com/default.aspx?scid=KB;EN-US;842851) allows us to slow the response of the server for every e-mail address request made. This…

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More from the mailbag – user name lockouts

Dan asked (a long time ago, sorry Dan) that he was getting notifications of accounts being locked out due to invalid password attempts. Dan’s assuming this is because someone is trying to hack into an account and wanted to know how to stop SBS usernames from being “broadcast”. Unfortunately, the question makes a fundamental assumption,…

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