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Problems with the visualization of blocking in web filtering

Good morning:

I am configuring my utm-9 web protection. The fact is that I am working the blockages with the guidelines that I have been finding through the forum.

The problem I have is that in firefox it shows me that the content is being blocked from the firewall, as you can see in the following photo:

But with the rest of the browsers I get the certificate error, and it shows nothing ....


How can I see it from any browser?
I tried installing the certificate ca and nothing



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  • In firefox works fine, http or https....

     

    The problem is with any page that is blocked, the screen does not appear. It doesn't matter if it's http or https ....

    The certificate that is imported is the same in firefox as in chrome ... The error that comes out in chrome is this:

    mail.google.com normally uses encryption to protect your information. When Google Chrome tried to connect to mail.google.com, the website returned unusual and incorrect credentials. This can happen if an attacker tries to impersonate the identity of mail.google.com or if a Wi-Fi login screen interrupts the connection. Your information is still protected, as Google Chrome stopped the connection before data was exchanged.

    You cannot access mail.google.com at this time because the website uses HSTS. Attacks and network errors are usually temporary, so this page is likely to work later.

  • Firefox uses its own repository for certificates by default. Chrome/IE/Edge use the windows repository.

    Can you check inside MMC -> Certificates (Snap-in) -> Trusted Root Certification Authorities -> Certificates  and visually see the CA is there?

  • Ok!! problem solved....

     

    I dont install the certificate CA in the trusted root repo....  Reinstaled and works...

     

     

     

    Thanks!