🔶 Introducing account regional namespaces for Amazon S3 general purpose bucket

AWS launches a new feature of Amazon S3 that lets you create general purpose buckets in your own account regional namespace simplifying bucket creation and management as your data storage needs grow in size and scope.

https://aws.amazon.com/ru/blogs/aws/introducing-account-regional-namespaces-for-amazon-s3-general-purpose-buckets

#aws

🤖 When an AI agent came knocking: Catching malicious contributions in Datadog’s open source repos

How Datadog discovered malicious issues and PRs in two of their public repositories as the result of attacks by hackerbot-claw, an AI agent designed to target GitHub Actions and LLM-powered workflows.

https://www.datadoghq.com/blog/engineering/stopping-hackerbot-claw-with-bewaire

#AI

⚙ trajan

A multi-platform CI/CD vulnerability detection and attack automation tool for identifying security weaknesses in pipeline configurations. You can also check out the companion blog post.

https://github.com/praetorian-inc/trajan

#cicd

🔶 Pentesting a pentest agent - Here's what I've found in AWS Security Agent

A researcher pentested AWS Security Agent, finding 4 issues: DNS confusion enabling unauthorized domain pentesting, a full reverse shell/container escape chain to host root + AWS credentials via prompt injection, unnecessary destructive actions (e.g., DROP TABLE probes, exploit-based cleanup deleting /etc/crontab), and unredacted secrets in pentest reports.

https://blog.richardfan.xyz/2026/03/14/pentesting-a-pentest-agent-heres-what-ive-found-in-aws-security-agent.html

#aws

🔶 Pwning AI Code Interpreters in AWS Bedrock AgentCore

Phantom Labs discovered that AWS Bedrock AgentCore Code Interpreter's sandbox mode allows DNS queries, enabling bypass of network isolation through DNS-based command-and-control. This research details the discovery, proof-of-concept exploit, disclosure timeline, and defensive guidance for organizations using Code Interpreter workloads.

https://www.beyondtrust.com/blog/entry/pwning-aws-agentcore-code-interpreter

#aws

🔶 Cracks in the Bedrock: Bypassing SCP Enforcement with Long-Lived API Keys

Sonrai Security researcher discovered that AWS "bedrock-mantle" IAM permissions could bypass SCP enforcement when using long-lived Service Specific Credential API keys. IAM policy denials worked correctly, but SCP denials were bypassed. AWS patched this between Jan–Feb 2026; no customer action required.

https://sonraisecurity.com/blog/cracks-in-the-bedrock

#aws

🔶 Simulating Ransomware with AWS KMS

Post that demonstrates how attackers can abuse AWS KMS by importing malicious key material to encrypt RDS/EBS resources, then deleting the material to make data inaccessible without ransom payment.

https://heilancoos.github.io/research/2025/09/02/aws-kms-ransomware.html

#aws

🔶 Locking down AWS principal tags with RCPs and SCPs

A post explaining how to use SCPs to restrict sensitive IAM actions to tagged principals, RCPs to block unauthorized "scp-*" session tags from external/non-tagger principals, and SCPs to protect the "tagger" role itself via CloudFormation StackSets.

https://awsteele.com/blog/2026/02/21/locking-down-aws-principal-tags-with-rcps-and-scps.html

#aws