https://live.paloaltonetworks.com/t5/general-topics/custom-vulnerability-signature/m-p/64549#M38673 <P>I've been there, it's an annoying restriction.</P><P>&nbsp;</P><P>Try to add something that always appears in the header there. Or make up some 7 byte regex which always triggers.</P> Mon, 14 Sep 2015 07:17:34 GMT santonic 2015-09-14T07:17:34Z https://live.paloaltonetworks.com/t5/general-topics/custom-vulnerability-signature/m-p/64536#M38667 <P>Hi,</P><P>&nbsp;</P><P>I am trying to create a custom threat signature based on the HOST: header in the URL request and URI request field. The signarure is working as expected. Issue is when I tried to add a pattern which is less than 7 bytes in http-req-host-header field, the signature is not accepted by the device.&nbsp;</P><P>&nbsp;</P><P>Any help is appreciated.</P><P>&nbsp;</P><P>Regards</P><P>Thanzeer</P> Sun, 13 Sep 2015 11:44:57 GMT https://live.paloaltonetworks.com/t5/general-topics/custom-vulnerability-signature/m-p/64536#M38667 thanzeeer 2015-09-13T11:44:57Z https://live.paloaltonetworks.com/t5/general-topics/custom-vulnerability-signature/m-p/64549#M38673 <P>I've been there, it's an annoying restriction.</P><P>&nbsp;</P><P>Try to add something that always appears in the header there. Or make up some 7 byte regex which always triggers.</P> Mon, 14 Sep 2015 07:17:34 GMT https://live.paloaltonetworks.com/t5/general-topics/custom-vulnerability-signature/m-p/64549#M38673 santonic 2015-09-14T07:17:34Z