AWS Security Blog

Category: Amazon VPC

How to update CRLs without public access using AWS Private CA

Certificates and the hierarchy of trust they create are the backbone of a secure infrastructure. AWS Private Certificate Authority is a highly available certificate authority (CA) that you can use to create private CA hierarchies, secure your applications and devices with private certificates, and manage certificate lifecycles. A certificate revocation list (CRL) is a file […]

Use AWS Firewall Manager and VPC security groups to protect your applications hosted on EC2 instances

June 21, 2024: This blog was updated to reflect new service features and console changes, and to add additional resources. You can use AWS Firewall Manager to centrally configure and manage Amazon Virtual Private Cloud (Amazon VPC) security groups across all your AWS accounts. This post will take you through the step-by-step instructions to apply common security group rules, […]