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ICYMI: May 2026 @AWS Security
Read all about the latest AWS security features, compliance updates, and hands-on resources in our new, monthly digest posts. You’ll find expert blog posts, new service capabilities, code samples, and workshops.
AWS Security Blog posts
This month’s AWS Security Blog posts covered AI security, network protection, identity management, compliance frameworks, and supply chain security. Read on for practical guidance on securing agentic AI workflows, filtering network traffic by category, defending against supply chain attacks, and more.
AI Security
Security posture improvement in the AI era
Author: Celeste Bishop | Published: May 1, 2026
Learn to use the Security Health Improvement Program (SHIP) to strengthen security fundamentals across 10 core use cases for confident AI adoption.
Enabling AI sovereignty on AWS
Author: Stéphane Israël | Published: May 12, 2026
Learn how AWS delivers control and choice across the AI stack to help customers meet digital and AI sovereignty requirements.
The AWS AI Security Framework: Securing AI with the right controls, at the right layers, at the right phases
Authors: Riggs Goodman III, Christopher Rae | May 15, 2026
A structured framework that helps security leaders align the right security controls to the right AI use case, at the right layer, at the right deployment phase.
Why Policy in Amazon Bedrock AgentCore chose Cedar for securing agentic workflows
Authors: Liana Hadarean, Jean-Baptiste Tristan | May 20, 2026
Learn how Cedar’s deterministic authorization, automated reasoning, and formal verification capabilities secure agentic AI tool invocations through Amazon Bedrock AgentCore Gateway.
Infrastructure security
Securing open proxies in your AWS environment
Author: Dodd Mitchell | Published: May 4, 2026
Learn to identify and secure open proxies in your AWS environment to prevent abuse, protect your IP reputation, and control costs.
Introducing AI traffic analysis dashboards for AWS WAF
Authors: Christopher Jen, Eitav Arditti, Kaustubh Phatak | Published: May 5, 2026
A new dashboard providing visibility into AI bot and agent activity including bot identification, intent classification, and access pattern analysis.
Simplifying policy management with URL and Domain Category filtering on AWS Network Firewall
Authors: Lawton Pittenger, Sofía Aluma-Santos, Eric Fortenbery, Mostafa Elkhouly | May 28, 2026
Learn to use AWS Network Firewall’s URL and domain category filtering to control access to website categories like AI services, manage exceptions for approved domains, and monitor traffic patterns with Amazon CloudWatch Logs Insights.
Authors: Frank Phillis, Lawton Pittenger | May 28, 2026
Learn to migrate your centralized AWS Network Firewall deployment to a AWS Transit Gateway-attached model, eliminating the inspection Amazon VPC and enabling flexible cost allocation.
Identity
Regional routing for AWS access portals: Implementing custom vanity domains for IAM Identity Center
Authors: Georgi Baghdasaryan, Laura Reith, Sowjanya Rajavaram | May 14, 2026
Learn to build a custom vanity domain with latency-based routing and automated failover for IAM Identity Center multi-Region access portals.
Automating identity lifecycle and security with AWS Directory Service APIs
Authors: Ali Alzand, Kevin Sookhan | May 21, 2026
Learn to use the new AWS Directory Service Data APIs with Amazon GuardDuty and AWS Step Functions to automate identity lifecycle management and respond to security threats.
Governance and compliance
Announcing the ISO 31000:2018 Risk Management on AWS compliance guide
Authors: Jesse McMahan, Akanksha Chaturvedi, Mayur Jadhav, Juan Rodriguez, Sana Rahman | Published: May 1, 2026
A compliance guide providing practical guidance for establishing a risk management program using ISO 31000:2018 principles in AWS environments.
New compliance guide available: ISO/IEC 42001:2023 on AWS
Authors: Abdul Javid, Amber Welch, Muhammad Sharief, Jonathan Jenkyn, Satish Uppalapati | Published: May 6, 2026
A compliance guide providing practical guidance for designing and operating an Artificial Intelligence Management System (AIMS) using AWS services.
Introducing the updated AWS User Guide to Governance, Risk, and Compliance for Responsible AI Adoption
Authors: Krish De, Stephen James Martin, Brenda Fong, Kelvin Leung | May 13, 2026
An updated guide providing FSI customers practical considerations for responsible AI adoption across governance, risk management, compliance, data management, and AI agent management.
Governing infrastructure as code using pattern-based policy as code
Authors: Guptaji Teegela, Paul Keastead | May 19, 2026
Learn to use Open Policy Agent (OPA) in CI/CD pipelines to validate AWS infrastructure changes before deployment using recurring control patterns.
Import historical data from AWS CloudTrail Lake to Amazon CloudWatch
Authors: Isaiah Salinas, Erik Weber|Published: May 6, 2026
Learn to import historical data from AWS CloudTrail Lake into Amazon CloudWatch for centralized log analysis.
Data protection
Automating post-quantum cryptography readiness using AWS Config
Author: Pravin Nair | May 14, 2026
Learn to use the PQC Readiness Scanner to inventory your ALB, NLB, and Amazon API Gateway endpoints and continuously monitor their TLS configurations for post-quantum cryptography readiness.
Threat detection and response
Detecting and preventing crypto mining in your AWS environment
Authors: Jason Palmer, Nadia Mahmood | May 13, 2026
Learn to use Amazon GuardDuty to identify and mitigate cryptocurrency mining threats in your AWS environment with a multi-layered defense strategy.
Well-architected best practices for software supply chain security
Authors: Trevor Schiavone, Desiree Brunner | May 26, 2026
Learn to apply AWS Well-Architected Framework security best practices to defend against software supply chain attacks like Shai-Hulud using temporary credentials, centralized dependency management, artifact signing, and continuous scanning.
AWS Security Hub Extended: Why enterprise security products should sell themselves
Author: Michael Fuller | May 20, 2026
A thought leadership piece on how AWS Security Hub Extended enables frictionless, pay-as-you-go adoption of curated partner security solutions alongside AWS-native services.
Application Security
Five ways to use Kiro and Amazon Q to strengthen your security posture
Author: Roger Nem | Published: May 5, 2026
Learn to use Kiro and Amazon Q Developer for security finding triage, infrastructure remediation, security reviews, and service control policies (SCP) development.
AWS Security Agent full repository code scanning feature now available in preview
Authors: Ayush Singh, Daniele Bonadiman | May 12, 2026
Learn to use AWS Security Agent’s full repository code review to perform deep, context-aware security analysis of your entire code base.
Training and enablement
Complimentary virtual training: Get hands-on with AWS Security services
Author: Ashley Nelson | Published: May 11, 2026
Security Activation Days are free 3–6 hour virtual workshops providing hands-on practice with AWS security services guided by specialists.
May Security Bulletins
Investigations of reported security vulnerabilities affecting Amazon and AWS services, software, and products.
- Ongoing updates on Copy.fail and variants
- CVE-2026-7791 – Local Privilege Escalation via TOCTOU Race Condition in Amazon WorkSpaces Skylight Agent
- CVE-2026-8178 – Remote Code Execution via Unsafe Class Loading in Amazon Redshift JDBC Driver
- CVE-2026-8596 & CVE-2026-8597: Issue with Amazon SageMaker Python SDK – Model artifact integrity verification issues
- CVE-2026-8686 – Heap out-of-bounds read in coreMQTT MQTT5 property parsing
- CVE-2026-8838 – Remote Code Execution in amazon-redshift-python-driver
- CVE-2026-9133 – Arbitrary file read in rabbitmq-aws plugin
- CVE-2026-9255 – Tool Execution Without Authorization via Piped Stdin in Kiro CLI
- CVE-2026-9291 – Insecure Deserialization in Amazon Braket SDK Job Results Processing
- CVE-2026-10591 – Kiro IDE Insufficient File Write Restrictions to Execution-Sensitive Paths
- CVE-2026-10584 – HTTPS Fallback to HTTP in Graph Explorer
AWS Samples
This month brings 8 new AWS samples spanning application security, data protection, infrastructure security, governance, and AI security. From AI-powered security agents on Amazon Bedrock AgentCore to centralized AWS Config monitoring at scale, these repositories help you implement security best practices across your AWS environment.
Application Security
Schedule AWS Security Agent penetration test
Learn to deploy a AWS CloudFormation template that uses Amazon EventBridge and AWS Step Functions to schedule recurring AWS Security Agent penetration tests with Amazon Simple Notification Service
(SNS) notifications on completion.
Security review assistant
Learn to deploy a multi-agent system on Amazon Bedrock AgentCore that automates Deliverable Security Reviews by combining architecture analysis, IaC code review, ASH vulnerability scanning, and compliance assessment into a single pipeline.
AWS Security Agent Recorder
Learn to use a cross-browser extension that records the unique domains your web app contacts and auto-fills them into the AWS Security Agent penetration test configuration.
Data Protection
KMS access audit
Learn to resolve and report who can use your AWS Key Management Service (KMS) keys across IAM policies, key policies, and grants, with IAM Identity Center resolution to identify the humans behind SSO roles.
Infrastructure security
Building a conversational AI agent for AWS WAF analysis with AgentCore
Learn to deploy an AI-powered agent using Amazon Bedrock AgentCore and Strands SDK that investigates AWS WAF security incidents, detects bypasses, and generates security reports through natural language.
Governance
Centralized AWS Config CI monitoring with Amazon CloudWatch
Learn to centrally monitor AWS Config Configuration Item recording across all accounts in an AWS Organization using CloudWatch Cross-Account Observability, with dashboards showing top resource types, per-account volume, and conformance pack compliance.
CloudFormation Guard security analyzer
Learn to deploy an AI agent powered by Amazon Bedrock AgentCore that scans CloudFormation resource documentation, identifies security-critical properties with risk levels, and generates ready-to-use cfn-guard 3.x rules for your CI/CD pipeline.
AI Security
Guarded user-controlled attested runtime deployment (Guardian Platform)
Learn to deploy LLM models securely in consumer AWS accounts while protecting model weights using AWS Nitro TPM attestation, KMS envelope encryption, and Zero Operator Access with immutable AMIs.
AWS Labs
This month brings 1 new AWS Labs repository focused on governance, helping research institutions deploy secure, tagged infrastructure with self-service access and multi-account controls.
ResearchStack on AWS
Learn to deploy research computing infrastructure on AWS in minutes — Amazon EC2, S3, EFS, Amazon SageMaker AI, and ParallelCluster — with built-in security, cost tracking, and governance using CloudFormation templates and optional AWS Service Catalog.
Conclusion
May 2026 shows AI security maturing from model-level controls to full-stack protection of agentic workflows. The posts and samples provide patterns for policy-based authorization with Cedar, network traffic filtering by category, and cross-account compliance monitoring. The security bulletins address vulnerabilities in SDKs, drivers, and developer tooling. Each resource includes deployment steps or runnable code so you can validate in your own environment before adopting. Subscribe to the AWS Security Blog RSS feed to receive updates as they publish, and revisit this digest monthly for a consolidated view of what changed and what to act on.
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