Category: Intermediate (200)

Global companies have historically dedicated considerable financial and engineering resources to building wide-area-networks (WANs) so people in different geographies could stay connected and operate as a single entity. Those WANs are typically implemented using Carrier Ethernet (CE) services delivered by leading telecommunications providers, commonly referred to as MPLS services. In recent years, the IT “center […]

AWS Direct Connect (DX) recently launched support for virtual interface (VIF) metrics in Amazon CloudWatch. With this new enhancement, CloudWatch can now track metrics at the DX VIF level and provide greater insight into utilization. You can set up alarms based on metrics and trigger actions to remediate problems. I’ve heard from many customers that […]

Traditional on-premises VPN services are fixed in capacity and difficult to scale up, or down, in a rapid and on-demand fashion. Hardware constraints, licensing, and bandwidth can all be factors that prevent traditional client VPN services from scaling to meet the needs of a rapidly growing mobile workforce. Fortunately, the elasticity of cloud and pay-as-you-go […]

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 […]

Update October 11, 2020 – While the implementations described in this post remain valid, it was written before Gateway Load Balancer became available. Gateway Load Balancer is designed specifically for adding firewalls and other virtual network appliances to your AWS network. If you would like to learn more, Introducing AWS Gateway Load Balancer: supported architecture […]

Direct Connect Senior Product Managers Madhura Kale and Erik Klavon contributed to this post. AWS Direct Connect (DX) has been a popular method for businesses to connect to AWS services, giving users a secure and reliable connection to an AWS Region. There are more than 100 DX locations available globally across major cities. However, you […]

AWS for WordPress WordPress is a technological marvel in the number of internet sites it powers and the momentum with which developers actively contribute to the community. Recent estimates put WordPress at powering more than 34% of internet sites, and more than 50,000 plugins are available through WordPress.org covering everything from security enhancements to SEO […]

Amazon Virtual Private Cloud (Amazon VPC) provides you with the ability to create as many virtual networks as you need. It also provides different options for connecting these networks to each other and to non-AWS infrastructure, such as on-premises data centers, remote headquarters, or other offices. Most of you start this journey with a few […]

Last year, a colleague of mine wrote a blog post about new security measures that Amazon CloudFront was implementing to enhance the security of how domains are used on CloudFront distributions. This included mitigations to prevent the abusive use of domain fronting practices by not allowing SSL handshake requests and subsequent requests over the secured […]