Authenticating Users by IP Address
In some rare instances, you may wish to limit access to a certain page or pages to certain IP addresses. It may be because you have an internal network that has a publicly viewable Web site. You may wish to have certain pages be viewable only by certain machines on the internal network.
Or it may be that you have your own remote Web site, and you wish to restrict access to a certain page or pages so that only you, from a static IP address, can access those pages.
These methods work by determining the IP address of the user trying to view the page and checking it against a set value. If the IP address matches, then the page can be viewed.
Note that this method could be fooled by IP spoofing or other hacks, and ...
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