Networking & Content Delivery

Tag: Application Load Balancer

Securing ingress using security solutions and AWS Transit Gateway

Introduction Internet-facing applications, by their nature, have a larger attack surface and are exposed to categories of threats most other types of applications will never have to face. Having the necessary protection from attacks on these types of applications, and minimizing the impact of attacks, are a core part of any security strategy. Traditional AWS […]

Read More

Configuring an Application Load Balancer on AWS Outposts

Introduction AWS Outposts bring AWS infrastructure and services to virtually any datacenter, co-location space, or on-premises facility, in the form of a physical rack connected to the AWS global network. AWS services run locally on the Outpost, and you can access the full range of AWS services available in your Region—including Application Load Balancer (ALB). […]

Read More

Accessing private Application Load Balancers and EC2 instances through AWS Global Accelerator

Many Content Distribution Networks (CDNs) offer a feature to obfuscate the source origin through functionality commonly referred to as origin cloaking. Using AWS Global Accelerator with Client IP Address Preservation capability, similar functionally can be facilitated. Private Application Load Balancers (ALBs) and private EC2 instances can be accessed through Global Accelerator in a secure and simplified manner. AWS […]

Read More

Lambda functions as targets for Application Load Balancers

As of today, Application Load Balancers (ALBs) now support AWS Lambda functions as targets. Build websites and web applications as serverless code, using AWS Lambda to manage and run your functions, and then configure an ALB to provide a simple HTTP/S frontend for requests coming from web browsers and clients. Triggering a Lambda Function from […]

Read More

How to securely publish Internet applications at scale using Application Load Balancer and AWS PrivateLink

If you have applications spread across multiple Virtual Private Clouds (VPCs) and want to expose those applications to the Internet, you can choose from different approaches. One option is to give each VPC its own dedicated connectivity to the Internet through an attached Internet gateway. Another approach is to centralize access from the Internet through […]

Read More

Identifying unhealthy targets of Elastic Load Balancer

Introduction The Elastic Load Balancing (ELB) service provides you with Amazon CloudWatch metrics (HealthyHostCount and UnhealthyHostCount) to monitor the targets behind your load balancers. Although the unhealthy host count metric gives the aggregate number of failed hosts, there is a common pain point when you create an alarm for unhealthy hosts based on these metrics. […]

Read More