Do not use IP. Do not use IP. Do not use IP.

IP can change from one hit to the next (think "AOL"). IP can be the same for many different users (think "AOL" or every corporate or ISP proxy).

If the answer is "IP", you've asked the wrong question. {grin}

-- Randal L. Schwartz, Perl hacker

In reply to Do not use IP for any kind of web authentication!! by merlyn
in thread The sound of one cookie (not) authenticating by Hero Zzyzzx

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