Logon options must be configured to prompt (Internet zone).

From Internet Explorer 9 Security Technical Implementation Guide

Part of DTBI046-User Authentication-Logon - Internet Zone

Associated with IA controls: ECSC-1

SV-40580r1_rule Logon options must be configured to prompt (Internet zone).

Vulnerability discussion

Users could submit credentials to servers operated by malicious people who could then attempt to connect to legitimate servers with those captured credentials. Care must be taken with user credentials, automatic logon performance, and how default Windows credentials are passed to web sites.

Check content

Fix text

Set the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Security Page -> Internet Zone -> "Logon options" to “Enabled” and select "Prompt for user name and password" from the drop-down box.

Pro Tips

Lavender hyperlinks in small type off to the right (of CSS class id, if you view the page source) point to globally unique URIs for each document and item. Copy the link location and paste anywhere you need to talk unambiguously about these things.

You can obtain data about documents and items in other formats. Simply provide an HTTP header Accept: text/turtle or Accept: application/rdf+xml.