Segregation of duties is going to PREVENT users from having the ability to potentially manipulate processes within the business by splitting duties amongst others. Somewhat of a "checks and balances" kind of system.

A load-balanced architecture distributes incoming application traffic across multiple servers, potentially in different geographic locations, to optimize resource use, improve response times, and provide redundancy if any single server fails.

Zero-day vulnerabilities are unknown flaws in software, making them harder to patch, especially when using open-source libraries without dedicated support teams.

Data sovereignty concerns the legal and regulatory requirements governing data where it physically resides. Storing data at rest outside a country's borders subjects it to the foreign jurisdiction's laws, making this the key data sovereignty issue.