Fiddler Ideas

This is very reassuring the user to go ahead and do the update with confidence that it won't cause a Windows restart

If the user hits CTRL+ U to copy the URL when she/he has a CONNECT TUNNEL used for HTTPS traffic selected, we should probably look to see if it's targeted to port 443 or has the IsDecryptingTunnel bit set. If so, then change from http://www.exampl...

I use Windows 2016 / Windows 10 VMs on a MacBook Pro (with ESC key :-) with Retina Display. All Windows version run fine with HiDPI resolution. Only thing is that Fiddler4 shows its texts in a lower resolution, so all texts have the right size, bu...

Firefox added some new signature constants with missing definitions signature_algs Unknown[0x8]_Unknown[0x4], Unknown[0x8]_Unknown[0x5], Unknown[0x8]_Unknown[0x6],

A site might have an Access-Control-Allow-Origin response header with value (e.g. *.example.com ); this is illegal, as the only valid values are either * or a specific origin (e.g. https://www.example.com). Fiddler should test for this mistake in ...

https://groups.google.com/forum/#!topic/httpfiddler/f6sXv3Gfovk

We love the log requests history option in the composer and over time we build up several hundred items. It would be great if there was a simple text search of urls and content to find logged requests we want to tweak or rerun. Less important we w...

Chrome is going to start sending out random TLS extensions to blow up buggy servers. Fiddler should add the reserved values to the automatic classifier that runs on each HTTPS handshake. https://tools.ietf.org/html/draft-davidben-tls-grease-01

If the Server returns a Set-Cookie header with a cookie value > 4K in length, the linter (severity M) should warn the user that the browser is unlikely to accept the cookie. This should be a line or two of code using the existing lint architect...

If I am right, fiddler use a root certificate to directly issue certificates to websites. I earlier had a problem using Fiddler with an application. If I understood the problem correctly, the application was specifically checking if the server cer...