AD- Procedures Reference

https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-2000-server/bb727062(v=technet.10)

Installing a Two Tier PKI Hierarchy in Windows Server 2012 Wrap Up

https://docs.microsoft.com/en-us/archive/blogs/xdot509/installing-a-two-tier-pki-hierarchy-in-windows-server-2012-wrap-up

Transitioning Your PKI to SHA2

https://docs.microsoft.com/en-us/archive/blogs/xdot509/transitioning-your-pki-to-sha2

Authoritative Restore

https://docs.microsoft.com/en-us/archive/blogs/xdot509/pki-disaster-recovery-backing-up-and-restoring-ad-objects