Medium Lambda Regional

VPC Lambda functions should operate in multiple Availability Zones

NIST

Description

Verifies that Lambda functions connected to a VPC are associated with subnets in more than one Availability Zone.


Remediation

To ensure high availability, configure your function to connect to subnets in multiple AZs.

Steps

  1. Review the VPC configuration of your Lambda functions.
  2. Update the functions to connect to subnets in multiple AZs.

Compliance

NIST