We use SpamTitan - we get about 4,000 messages a day. About 800 are clean, the rest are blocked. I can't remember the last time we had a false positive, and we get few false negatives - I personally had maybe 3 or 4 false negatives in the past year.
Ralph ________________________________ From: Steve Hart [mailto:sh...@wrightbg.com] Sent: Tuesday, December 15, 2009 12:57 PM To: MS-Exchange Admin Issues Subject: Spam blocking and false positives Would anyone be interested in sharing what anti-spam solution you're using and what the rate of false positives is? Confidentiality Notice: ---------------------------------- This communication, including any attachments, may contain confidential information and is intended only for the individual or entity to whom it is addressed. Any review, dissemination, or copying of this communication by anyone other than the intended recipient is strictly prohibited. If you are not the intended recipient, please contact the sender by reply email, delete and destroy all copies of the original message.