Networking & Content Delivery
Category: Learning Levels
Automate prefix lists with Amazon VPC IP Address Manager (IPAM)
In this post, we examine the ability for Amazon VPC IP Address Manager (IPAM) to automate prefix lists updates with prefix list resolver. This new feature uses the IPAM database to generate groups of IP addresses based on connectivity requirements and automates connectivity configurations by propagating IP addresses to Amazon Web Services (AWS) resources, such […]
Implementing consistent DNS Query Logging with Amazon Route 53 Profiles
Managing DNS query logging across multiple Amazon Virtual Private Clouds (VPCs) has long been a significant challenge for enterprise teams. The traditional approach required manual configuration of DNS query logging for each VPC individually, creating a cascade of operational problems. This fragmented process led to inconsistent implementation across different environments, compliance gaps due to missed […]
Implementing ingress geo-restriction with AWS to reduce attack surface
Geo-restriction is a critical security control for blocking traffic from high-risk regions. Learn how to implement geographic filtering using Amazon CloudFront, Route 53, AWS WAF, and AWS Network Firewall—and discover when to use each service for your specific architecture needs.
Enhancing Pinterest’s organizational security with a DNS firewall: Part 2
This post was authored by Ali Yousefi, Senior Security Software Engineer on the Infrastructure Security Team at Pinterest Introduction In part 1 one of this two-part blog series, we demonstrated how Pinterest gained visibility into DNS traffic originating from its VPCs by enabling Amazon Route 53 Resolver query logs across its Amazon Web Services (AWS) […]
Enhancing Pinterest’s organizational security with a DNS firewall: Part 1
This post was authored by Ali Yousefi, Senior Security Software Engineer on the Infrastructure Security Team at Pinterest Introduction Network security has become an increasingly important focus area in cloud security as more organizations shift to the cloud. Organizations can take an active approach in protecting themselves and their data from various threats by strengthening […]
Securing hybrid workloads using Amazon Route 53 Resolver DNS Firewall
Since its launch in 2021, Amazon Route 53 Resolver DNS Firewall has enabled Amazon Web Services (AWS) users to monitor and control outbound DNS queries originating from their Amazon Virtual Private Cloud (Amazon VPC) resources. Configuring domain filtering rules in Route 53 Resolver DNS Firewall helps you mitigate security threats such as data exfiltration through […]
AWS Direct Connect Layer 1 Explained: From Data Centers to Cloud Connectivity
In today’s cloud-first world, resilient connectivity between your on-premises infrastructure and AWS, along with a deep understanding of its implementation, is critical for your business success. For many organizations, AWS Direct Connect serves as their primary connectivity solution. Starting at the physical layer (Layer 1), it operates across the first three layers of the Open […]
Amazon VPC Lattice support for RDS Multi-AZ
In this post we review how Amazon VPC Lattice can provide simple and secure access to an Amazon RDS Multi-AZ deployment using Amazon Resource Names (ARNs). Prerequisites We assume you are familiar with Amazon Virtual Private Cloud (VPC), and VPC Lattice concepts and capabilities. If you are unfamiliar with VPC Lattice please review Amazon VPC […]
Scaling your hybrid DNS setup with Amazon Route 53 Resolver endpoint metrics
This post demonstrates how to use a new Amazon CloudWatch metric for Amazon Route 53 Resolver endpoints to make informed scaling decisions. We show you how to monitor Resolver Networking Interface (RNI) capacity and implement a scalable architecture that makes sure of reliable DNS resolution across your hybrid infrastructure. As organizations expand their hybrid cloud […]
Enabling out-of-band management for third-party appliances in AWS Cloud WAN
Introduction AWS Cloud WAN enables organizations to build and manage a global network across multiple AWS Regions. Through AWS Cloud WAN service insertion, you can integrate security appliances, either AWS-managed (such as AWS Network Firewall) or third-party solutions, to inspect and control traffic between network segments or outbound to the internet. Although AWS Cloud WAN […]









