IPS - Default blocking policy

I ran into the term "default blocking policy" on the list a couple of times, defining the signatures vendors are feeling at ease blocking.
Do you find it is a strong enough list of exploits or are things still missing?
Do they generate false alarms resulting in blocking users?

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Relevant Pages

  • Re: Glad I didnt go to WDW this weekend
    ... I find that I spend a few minutes every time I log on here just blocking ... these idiots! ... Hope you are feeling better, ... TDC Queen of Adventureland ...
    (rec.arts.disney.parks)
  • Re: Deb Phillipson - Why?
    ... I didn't mean to be rude. ... I had no idea you were feeling better as I ... been blocking those posts and therefore had no idea you were better.I hope ...
    (uk.rec.competitions)
  • Re: sygate personal firewall over cautious
    ... i have a feeling that the actual blocking of ntoskrnl and svchost has ...
    (comp.security.firewalls)