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Your Internet browser works on a system in which it requires certificate authentication. First it valid the certificates from ePO and then allows you to use it. If you don’t have that McAfee certificate or your certificate is too old, then it shows McAfee certificate error.

How to Check the McAfee Certificate Error?

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When you start an ePolicy orchestrator console, you will see an error message on the top of your browser ribbon. Click on that error message and select to view the certificate. Check the certificate whether it’s an updated certificate or not.

McAfee ePO Certificate Error

The ePO (known as ePolicy orchestrator) is a centralized platform for all browser security system. ePolicy orchestrator easily integrates itself with your systems’ Windows defender. It simplifies and enhances your internet security issues along keeping your workflows in streamline. McAfee certificates validate under ePolicy Orchestrator.

In the default condition, ePO uses his own approved certificates for log on to the browser. It stores that certificate in the folder name as server.keystore.

Server.xml file Stores Two Things:

  • keystore file location (Keystorefile=”Keystore / filename”) and 
  • keystore password (Keystorepass=” xxxxxx”)

If the above-mentioned file data is manipulated or modified by new data. The server points to servers file and then to Keystore file and when you use your browser, the browser automatically uploads the wrong certification. It will show a McAfee Certificate error and restrict the browser from connecting.

The main role of McAfee ePO Certificate error are:

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  • Due to a custom change in server.xml files. (In this, the server.xml files got updated. Due to which default key name and key password get override with new data and we encounter a McAfee Certificate error message.)
  • Due to updating your server certificates or using an old certificate. (You have to update and restart the server files related to ePO. Such as ePO server files, application files, and event parser files.)
  • Due to the website’s security certification.

In this case, if you use an ePO from a remote location, you encounter a McAfee Certificate error message in which it asks for the user’s permission to continue the website and also suggests (not recommended) along with it. It shows the error message because it will be an untrusted link between the ePO server and the ePO console. You need to import server certificates through the Microsoft  management console.

How to Fix the Mcafee Certificate Error?

Solutions 1

McAfee Certificate error due to a custom change in server.xml files.

  • You have to download default self-approved certificates for browser authentication or any default certificate, but you have to save it with name- server.keystore.
  • Create a new copy of the file and Locate McAfee folder and then click on ePO (ePolicy Orchestrator) and open the server.xml file.
  • Now you have to edit server.xml and turn it into default condition. ( i.e, server name changes to “server/server.keystore” & server password changes to “ Snowcap”.)
  • Save the changes and restart the ePolicy Orchestrator(ePO) console.

Solution 2

McAfee Certificate error due to updated server certificates or using an old certificate.

  • Go for the search programs and files and Use Run.
  • Search for services MSc and press enter.
  • A service window will open up.Search for the following file names.
  1. McAfee ePO application server file,
  2. McAfee ePO server file, and 
  3. McAfee ePO event parser file.

You have to select the above-mentioned files and click on the restart services button provided under the menu bar.

  • After restarting the services files, you can exit from the service window.

Solution 3

McAfee Certificate error due to the website’s security certification

  • Use Run, type MMC on it and hit Enter.
  • The system will open with a Console Root window.
  • Press Ctrl+M, which will open add or remove the snaps-in window.
  • You have to select certificates from available snaps-in and add them selected snap-in.
  • It will open a certificate snaps-in window, select the computer option. Tap on Next.
  • The Local disk will be already selected as default. Keep it selected & then click on Finish.

Now you have added these certifications, now you should know how to install these certification into your system.

Method 1: Using Certificate Import Wizard

  • Click on the certificate folder and select a file with XXSA.p7b filename.
  • It will open a wizard window in your system screen. Go to Next.
  • Select all Certificates and paste them into the following folder.
  • Go to browse. Search into trusted root certificates
  • Select Ok, Next and then Finish.

Method 2: Using Internet Options

  • Open your default Windows internet browser.
  • Go into Tools options and select the internet options from it.
  • Click the Content Tab and Select the Certificates.
  •  When you click on the certificate. A certificate window will open. Search and click on Trusted Certificate authorities.
  • Click on Import to have all Certificates from Trusted Certificate authorities.
  • Open Wizard in the background and Go for Next and then click on the browse tab.
  • Place all the certifications in the following folder.
  • Click on next again and then on to finish to end the process.
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Your all trusted certificates will be added to the ePO console. Now you are free from McAfee Certificate error message. You can use log on to your ePO console without any hesitation. If you are still having difficulty. You can contact us at www.mcafeecomactivates.org for further help.

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