Skip to main content
Skip table of contents

How to decode and check the valid to date of a x509 certificate?

The client should provide you with a zip file (that includes IMOS-Raw.cer file, IMOS-Base64.cer ,IMOSFederationMetadata.xml file) or IMOS-Base64.cer file only.

Open the file with Notepad++

The certificate should automatically open.

To check the Valid To date of the certificate, use the following tool:

Copy and Paste the certificate in the Tool and click on Decode.

Check the Valid To date.

JavaScript errors detected

Please note, these errors can depend on your browser setup.

If this problem persists, please contact our support.