Test your mail client's leakiness #
Since first being mentioned here in '04, email tracking services have beefed up their arsenal considerably. Thankfully, Mike Cardwell has put together Email Privacy Tester, a mail client leak test (remember the old firewall leak tests?). It checks for over 30 possible tracking methods, all of which seem to depend on HTML. The safest and easiest solution is still to enforce plain text email.
See also: HTML email considered harmful and Just say no to HTML email and proprietary attachments.
/misc | Jul 10, 2011
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