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Ensuring your online security - use the latest software

If you installed your digital certificate prior to 7 November 2007, you must upgrade to the latest version of Common-use Signing Interface (CSI version 3.1) now.

Go to csi.business.gov.au to upgrade.

It is important to keep your digital certificate up-to-date with the latest software.

Last Modified: Friday, 14 December 2007

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