https://sourceforge.net/p/php-dkim/bugs/Recent changes to bugsenTue, 17 Mar 2009 20:22:11 -0000https://sourceforge.net/p/php-dkim/bugs/1/<div class="markdown_content"><p>The implementation example in dkim-test.php creates a duplicate To header.</p> <p>The To header is inserted in the $headers variable, but is also automatically added by PHP's mail() function, so when the mail goes out, the To header is listed twice.</p> <p>Some ISPs like Gmail ignore it. Some ISPs like Yahoo deliver it twice (and may fail DKIM validation)</p></div>Alain JacquotTue, 17 Mar 2009 20:22:11 -0000https://sourceforge.net8359d7fc7e64c6841ec6c45ef659d022e5654944