April 2006
Beginner
1114 pages
98h 16m
English
Content preview from Programming Excel with VBA and .NET
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Distribute Certificates
If you set macro security settings to Very High, Excel will not prompt the user to install certificates from new publishers. The only way the user can run those macros is to lower the security, reload the document, and select “Always trust macros from this publisher.” If you are using the Very High security setting, you probably don’t want users lowering it, installing certificates, then (maybe) raising it again.
To avoid this problem, you can distribute the certificates from trusted publishers beforehand using the Certificate Manager (CertMgr.exe). The Certificate Manager is available for download from Microsoft (see "Resources" at the end of this chapter) and comes with other certificate-related tools such as SignCode.exe.
To use the Certificate Manager to distribute certificates from trusted publishers:
Set up a computer with the certificates you want to distribute.
Run the Certificate Manager (Figure 26-23) and export the desired certificates without their private keys. The Certificate Manager provides a wizard to walk you through the export process.
Use the resulting certificate files (.cer or .p7b) with the command-line interface of the Certificate Manager to install those certificates on client machines.
Figure 26-23. Use the Certificate Manager to export and import certificates from trusted publishers
Alternately, you can manage certificates using the Microsoft ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.