We were trying to hunt for a diagram that showed a combined, generic consolidated overview of Identity, Security, and Access Management that was slightly biased towards Micro Focus. After a few hours on Google, we gave up and created our own.
Both the Visio I&AM Diagram and the below PNG are available.
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Disclaimer: As with everything else at NetIQ Cool Solutions, this content is definitely not supported by NetIQ, so Customer Support will not be able to help you if it has any adverse effect on your environment. It just worked for at least one person, and perhaps it will be useful for you too. Be sure to test in a non-production environment.