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Check for signatures on downloaded programs is not enabled.


Overview

Finding ID Version Rule ID IA Controls Severity
V-15503 DTBI370 SV-16350r1_rule ECSC-1 Medium
Description
This policy setting allows you to manage whether Internet Explorer checks for digital signatures (which identifies the publisher of signed software and verifies it hasn't been modified or tampered with) on user computers before downloading executable programs. If you enable this policy setting, Internet Explorer will check the digital signatures of executable programs and display their identities before downloading them to user computers. If you disable this policy setting, Internet Explorer will not check the digital signatures of executable programs or display their identities before downloading them to user computers. If you do not configure this policy, Internet Explorer will not check the digital signatures of executable programs or display their identities before downloading them to user computers.
STIG Date
Microsoft IE Version 7 2015-12-17

Details

Check Text ( C-14526r1_chk )
The policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Advanced Page -> "Check for signatures on downloaded programs" will be set to “Enabled”.

Procedure: Use the Windows Registry Editor to navigate to the following key:

HKLM\Software\Policies\Microsoft\Internet Explorer\Download

Criteria: If the value CheckExeSignatures is REG_SZ = yes, this is not a finding.
Fix Text (F-15135r1_fix)
The policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Advanced Page -> "Check for signatures on downloaded programs" will be set to “Enabled”.

Procedure: Use the Windows Registry Editor to navigate to the following key:

HKLM\Software\Policies\Microsoft\Internet Explorer\Download

Criteria: Set the value CheckExeSignatures to REG_SZ = yes.