AWS re:Invent 2018: How Vanguard and Bloomberg Use AWS PrivateLink (NET323)

Vanguard and Bloomberg's use of AWS PrivateLink as they moved from a small number of large accounts to a large number of small accounts reduced blast radius at the management plane but introduced significant complexity at the network layer. In this session, we introduce the type of network segmentation that is required to implement a zero-trust network for a highly regulated financial investment company like Vanguard—one that adds additional complexity.

[GoonCity]

This could NOT have been explained any better!