The image shows how security resources are organized within EU Sovereign Cloud. It sows a realm containing a home region and four additional regions. Three regions exist within a tenancy. The home region in the tenancy is contains an Identity Master, while the other two contain Identity Copies,

The Home region contains three availability domains (AD), AD1, AD2, and AD3. Each AD contains three fault domains (FD). FD1 in AD1 and AD 2 contain a single compartment. FD1 in AD3 contains two compartments.

The first Identity Copy region within the tenancy contains a single AD (AD1), which contains three FDs (FD1, FD2, and FD3). FD1 and FD2 contain two compartments, FD3 contains a single compartment.

The second Identity Copy region contains three availability domains (AD), AD1, AD2, and AD3. Each AD contains three fault domains (FD). FD2 in AD1 contains a compartment while FD1 and FD2 in AD 2 each contain a compartment and FD1 in AD3 contains a compartment.

The two regions external to the tenancy each contain a single AD, that themselves contain three FDs.