Q: Is it possible to have a signature valid even after the certificate expires? I sign Excel 2007 Macros (and other Office documents) and would like to obtain a timestamp so that the digital signature remains valid even after the certificate expires.
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The ORK article, Digital signing of documents in the 2007 Office system , has been updated. This article provides information about digital signatures and certificates and how to use them. It includes the following articles: What is a digital signature?
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In February, we posted a download that contains a Systems Management Server (SMS) package definition (.sms) file for Office 2007, along with security certificate (.cer) files used for publishing to users’ Trusted Publishers so Office 2007 will automatically
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