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- Search Engines
-- Search Engine Spider and User Agent Identification
---- Simple user agent checks
motorhaven - 6:09 pm on Jul 18, 2012 (gmt 0)Thread source:: http://www.webmasterworld.com/search_engine_spiders/4476571.htm
Another factor in white-listing's favor is properly implemented it tends to have much less overhead.
I whitelist and then have a very small blacklist for those which manage to pass through the whitelist ruleset.
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