cloudtrail-quickscan
A small CLI that reads CloudTrail JSON and reports suspicious events such as failed logins, root activity, IAM changes, security group changes, and uncommon regions.
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cfn-lint contribution
A focused upstream fix for a false positive in the legacy Elasticsearch domain instance type enum.
Open case study ↗Sentinel-IOC-Toolkit
A lightweight tool for extracting IOCs from logs and preparing them for security analysis workflows.
Open case study ↗tzheng.dev
This personal site: a compact portfolio for education, projects, articles, and security-focused engineering work.
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