ACE Inc. has 50 VPCs in AWS with applications that need access to SaaS services on the internet using pre-defined.
FQDNs. Current deployment has AWS NAT instances deployed that allow full internet access.
ACE Inc.'s security team has mandated that these applications should only be allowed access to pre-approved FQDNs.
You have been tasked to solve this problem considering the following three goals.
1. Solution must be easy to implement
2. Same URLs definitions can be used for multiple applications
3. Keep the cost down