Attack surface

Attack surfaceΒΆ

The more public interfaces the system has, the larger attack surface becomes, and the more it is exposed to external attacks. Minimize the attack surface to save efforts on protecting it against external attacks. To do that, place your API endpoints behind a trust boundary such as Firewall or DMZ.

See also

Threat Modeling: Designing for Security, Adam Shostack, Wiley, 2014.