olemus
ISO 31073:
mitme riski ühendamine koguriski täielikumaks mõistmiseks
= combination of a number of risks into one risk to develop a more complete understanding of the overall risk

ülevaateid
https://en.wikipedia.org/wiki/Risk_aggregation

https://www.ior-institute.org/wp-content/uploads/2018/05/20180323-Best-Practices-on-Risk-Aggregation.pdf

http://www.guycarp.com/content/dam/guycarp/en/documents/dynamic-content/Measuring%20Cyber%20Aggregation%20Risk.pdf