Networking & Content Delivery

Category: Technical How-to

Authenticate AWS Client VPN users with SAML

Introduction Authenticating users to applications and services on the web and at scale can be challenging. Having a separate set of credentials for each application is not an efficient approach. It is difficult to manage for IT departments and doesn’t provide a good experience for users. A common way to solve this challenge is to use […]

Serving SSE-KMS encrypted content from S3 using CloudFront

Update: We’ve updated this blog and the AWS Lambda function code to work with both “custom” and “s3” style origins in Amazon CloudFront. Previously, only “custom” types were covered. In August 2022, CloudFront launched OAC (Origin Access Control), providing native support for customers to use CloudFront to access S3 bucket encrypted with SSE-KMS. Depending on […]

Using VPC Flow Logs to capture and query EKS network communications

Introduction Capturing and querying Amazon EKS and Kubernetes (K8s) cluster traffic is an important skill to possess. It is especially useful during incident-response and when troubleshooting networking issues surrounding nodes, pods, or services in your cluster. Amazon makes it easier to perform capture and query tasks with Amazon VPC Flow Logs and Amazon Athena. Administrators can use Amazon VPC Flow Logs to […]

Using Microsoft Active Directory MFA with AWS Client VPN

You can now enable multi-factor authentication (MFA) for users connecting to an AWS Client VPN endpoint. This solution is ideal for organizations that want additional security when remote users are accessing AWS or on-premises resources. MFA improves the authentication process by requiring more than a user name, password, and certificate (the first factor). MFA requires […]