ATEN KN8100V Series User Manual page 213

A self-signed certificate based on the information you just provided is now
stored on the KVM over IP switch.
4. Click Get CSR, and save the certificate file (csr.cer) to a convenient
location on your computer
This is the file that you give to the third party CA to apply for their signed
SSL certificate.
5. After the CA sends you the certificate, save it to a convenient location on
your computer. Click Browse to locate the file; then click Upload to store
it on the KVM over IP switch.
Note: When you upload the file, the KVM over IP switch checks the file
to make sure the specified information still matches. If it does, the
file is accepted; if not, it is rejected.
If you want to remove the certificate (to replace it with a new one because of a
domain name change, for example), simply click Remove CSR.
Chapter 8. Device Management
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