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Q: Should I Delete My Old or Expired Personal Certificate?


If you use S/MIME to sign or encrypt email messages, you should not delete your personal certificate, even after it expires. Doing so would cause you to permanently lose access to those messages.

However, most users at MIT do not use S/MIME, and can safely delete their old or expired certificates.

If you are not sure, you may want to:

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Documentation and information provided by IS&T staff members

Last Modified:

July 13, 2016

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