AWS Security Blog

Mark Ryland

Author: Mark Ryland

Mark is the director of the Office of the CISO for AWS. He has over 30 years of experience in the technology industry and has served in leadership roles in cybersecurity, software engineering, distributed systems, technology standardization and public policy. Previously, he served as the Director of Solutions Architecture and Professional Services for the AWS World Public Sector team.

How AWS threat intelligence deters threat actors

Every day across the Amazon Web Services (AWS) cloud infrastructure, we detect and successfully thwart hundreds of cyberattacks that might otherwise be disruptive and costly. These important but mostly unseen victories are achieved with a global network of sensors and an associated set of disruption tools. Using these capabilities, we make it more difficult and […]

Removing header remapping from Amazon API Gateway, and notes about our work with security researchers

At Amazon Web Services (AWS), our APIs and service functionality are a promise to our customers, so we very rarely make breaking changes or remove functionality from production services. Customers use the AWS Cloud to build solutions for their customers, and when disruptive changes are made or functionality is removed, the downstream impacts can be […]

whitehouse

Our commitment to shared cybersecurity goals

The United States Government recently launched its National Cybersecurity Strategy. The Strategy outlines the administration’s ambitious vision for building a more resilient future, both in the United States and around the world, and it affirms the key role cloud computing plays in realizing this vision. Amazon Web Services (AWS) is broadly committed to working with […]

Announcing an update to IAM role trust policy behavior

April 16, 2024: Updated with information on AWS CloudTrail logging for roles that are still using the implicit trust behavior, and additional sample queries to find these roles. June 15, 2023: Enforcement has changed from a fixed date to an automated process starting June 30, 2023 that removed roles based on observed role assumption behavior. […]

Zero Trust architectures: An AWS perspective

Our mission at Amazon Web Services (AWS) is to innovate on behalf of our customers so they have less and less work to do when building, deploying, and rapidly iterating on secure systems. From a security perspective, our customers seek answers to the ongoing question What are the optimal patterns to ensure the right level […]