Showing only posts by Oscar Diaz. Show all posts.

Incident response guide for AWS CloudTrail investigations – Part 2

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In Part 1 of this guide, we examined two common incident scenarios: cross-account Amazon Simple Storage Service (Amazon S3) data deletion with ransomware implications, and cryptocurrency mining deployed through AWS CloudFormation using exposed AWS Management Console credentials. We also introduced key incident response terminology and investigative frameworks for analyzing …

Incident response guide for AWS CloudTrail investigations – Part 1

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AWS CloudTrail logs contain the evidence you need when investigating suspicious activity in your AWS environment, but knowing which fields matter and how to interpret them can mean the difference between surface-level analysis and uncovering the full scope of an incident. This guide walks you through real-world scenarios, showing …

Monitoring and optimizing the cost of the unused access analyzer in IAM Access Analyzer

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AWS Identity and Access Management (IAM) Access Analyzer is a feature that you can use to identify resources in your AWS organization and accounts that are shared with external entities and to identify unused access. In this post, we explore how the unused access analyzer in IAM Access Analyzer …