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antrimbc

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Outlook encrypt emails and exchange 2010

I'm wondering how I can encrypt emails sent from outlook 2007/2010 using the tick box provided on the outlook client? This isn't required for all emails just certain emails that may have some sensitive information.

If I tick the box in outlook and try and send the email I get the follow error "Microsoft Outlook cannot encrypt this message because your certificate isn't valid" This just has to be for emails to an external organisation.

Is this a case of adding a certificate of sorts to my exchange 2010 server for the encryption in outlook to work? I already have OWA secured properly with a certificate.
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Dhanukadam

Chekc Tools | Trust Center | E-mail Security and make sure that "Encrypt Contents and attachments" isn't checked.

When you start a new e-mail message and go to the Options tab of the Ribbon do you see either the Encrypt or Sign options checked?  If you click the Permission gallery is it set for No Restrictions?

or try below -

Open Outlook and click on Tools > Trust Center > Email Security > ensure both the following options are unchecked:
·         Encrypt content and attachments for outgoing messages
·         Add digital signatures to outgoing messages
Click on Tools > Trust Center > Trusted Publisher > delete the digital signature(s) if it is available in the list
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ASKER

If you read my question you will see I'm trying to get encryption working, not turn it off.
ASKER CERTIFIED SOLUTION
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Bruno PACI
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