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Old 06-04-2007, 09:15 PM   #5 (permalink)
Thumbs Must Hurt
Join Date: Dec 2006
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I presume that you want to allow OWA for some users / from some external addresses but not others?

If so, then I guess that you could block HTTPS access from the servers that RIM uses for BIS email (I'm assuming that you don't have HTTP OTA enabled). From where I am (UK) a quick check of the last few days' logs shows only requests from

I don't see how accessing OWA via BIS is any less secure than any other random web browser, though...