Fiddler Ideas

The free web debugging proxy for any browser, system or platform.

SECURITY: "Ignore server certificate errors" ticked unexpectedly

Tools > Fiddler Options > HTTPS.

Click Reset All Certificates.


Result: The "Ignore server certificate errors (unsafe)" box is automatically ticked.


This is a significant security vulnerability.


  • Eric Lawrence
  • Mar 14 2017
  • Shipped
  • Attach files