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MS Exchange 2010 Outook Web App "Untrusted Connection" error in Firefox. No issue with IE or Chrome

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  • Last reply by cor-el

damitha_anuradha
damitha_anuradha
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I installed Microsoft Root CA Certificate on my Computer. (For Exchange 2010 Outlook Web Access) But Firefox appear "This Connection is Untrusted" error ((Error code: sec_error_unknown_issuer)). IE and Chrome works fine. My firefox version is 18.0.1.

I want to fix this issue without adding a exception. Please help.

I installed Microsoft Root CA Certificate on my Computer. (For Exchange 2010 Outlook Web Access) But Firefox appear "This Connection is Untrusted" error ((Error code: sec_error_unknown_issuer)). IE and Chrome works fine. My firefox version is 18.0.1. I want to fix this issue without adding a exception. Please help.

All Replies (1)

cor-el
cor-el
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Try to export those certificates in IE and import the certificates in Firefox.

  • Tools > Options > Advanced : Encryption: Certificates - View Certificates

If this is to be a root certificate then you need to set the applicable trust bits.