Tag: Security

Amazon’s threat intelligence team has identified and disrupted a watering hole campaign conducted by APT29 (also known as Midnight Blizzard), a threat actor associated with Russia’s Foreign Intelligence Service (SVR). Our investigation uncovered an opportunistic watering hole campaign using compromised websites to redirect visitors to malicious infrastructure designed to trick users into authorizing attacker-controlled devices […]

As introduced in Part 1 of this series, implementing secure file sharing solutions in AWS requires a comprehensive understanding of your organization’s needs and constraints. Before selecting a specific solution, organizations must evaluate five fundamental areas: access patterns and scale, technical requirements, security and compliance, operational requirements, and business constraints. These areas cover everything from […]

Securely share sensitive data with time-limited, nonce-enhanced presigned URLs that prevent replay attacks, minimizing exposure risks through granular access controls and rigorous monitoring.

August 1, 2024: This post was republished to remove incorrect references to AWS WAF and Shield. Organizations face mounting challenges in building and maintaining effective security incident response programs. Studies from IBM and Morning Consult show security teams face two major challenges: over 50 percent of security alerts go unaddressed because of resource constraints and alert […]

The AWS Security Reference Architecture (AWS SRA) provides prescriptive guidance for deploying AWS security services in a multi-account environment. However, validating that your implementation aligns with these best practices can be challenging and time-consuming. Today, we’re announcing the open source release of SRA Verify, a security assessment tool that helps you assess your organization’s alignment […]

June 23, 2025: We updated @verifiedpermissions/authorization-clients to @verifiedpermissions/authorization-clients-js to correctly reflect the name of the package on npm. Today, Amazon Verified Permissions announced the release of @verifiedpermissions/authorization-clients-js, an open source package that developers can use to implement external fine-grained authorization for Express.js web application APIs in minutes when using Verified Permissions. Express is a minimal […]

Today, customers use AWS Network Firewall to safeguard their workloads against common security threats. However, they often have to rely on third-party threat feeds and scanners that have limited visibility in AWS workloads to protect against active threats. A self-managed approach to cloud security through traditional threat intelligence feeds and custom rules can result in […]

At AWS, security is the top priority, and today we’re excited to share work we’ve been doing towards our goal to make AWS the safest place to run any workload. In earlier posts on this blog, we shared details of our internal active defense systems, like MadPot (global honeypots), Mithra (domain graph neural network), and Sonaris […]

June 13, 2025: This post was updated to fix an incorrect link. Greetings from the AWS Customer Incident Response Team (AWS CIRT). AWS CIRT is a 24/7, specialized global Amazon Web Services (AWS) team that provides support to customers during active security events on the customer side of the AWS Shared Responsibility Model. We’re excited […]

Triaging and quickly responding to security events is important to minimize impact within an AWS environment. Acting in a standardized manner is equally important when it comes to capturing forensic evidence and quarantining resources. By implementing automated solutions, you can respond to security events quickly and in a repeatable manner. Before implementing automated security solutions, […]