Available article translations:

How to change Security Options of the published Internet Explorer

  • Parallels Remote Application Server


  • How to change Security Options of the published Internet Explorer
  • Unable to authenticate on web sites using published Internet Explorer.


  • Windows by default sets Internet Explorer restrictions for the users that have never logged in to Terminal server directly.
  • Internet Explorer cookies are not enabled in RDP session for the users that have never logged in to the Terminal Server directly.


Log in to the Terminal Server with user credentials locally or via RDP (Desktop mode). If there is no possibility to log in to Terminal Server or many different users need to be logged, you may follow the article below to deploy Internet Explorer options via GPO:

How to configure Group Policy Preference settings for Internet Explorer 11 in Windows 8.1 or Windows Server 2012 R2

Alternatively Resolution

  1. Identify what exact security option prevents Internet Explorer from working correctly.

  2. Determine what is the Internet Explorer zone user is in (you can publish Internet Explorer > open it via RAS RDP Client > go to Settings > Internet Options > Security).

  3. Use the following Microsoft article to deploy required registry settings for the user.

For example, to make cookies work in Internet Explorer session you may deploy GPO:

User Configuration > Preferences > Windows Settings > Registry 

with the following keys:

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\PrivacyAdvanced = 1

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\1A02 = 0

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\1A03 = 0

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\1A05 = 0

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\1A06 = 0


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