Application Security · AI Security · DevSecOps

Practical AI Security & DevSecOps, from someone in the trenches.

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I'm Raghu — with 20 years in cybersecurity, I write breach analyses, AI Security, and DevSecOps tutorials, and teach thousands of engineers Application Security, AI Security, and DevSecOps on YouTube, Udemy, and other platforms.

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Free Code on GitHub

DevSecOps pipelines, vulnerable apps, and IaC templates — all open source

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HCL · Terraform ★ 490

Terraform + Jenkins + AWS K8s

Full IaC setup: EC2, Jenkins, and Kubernetes on AWS — ready to fork and run.

Java · GitLab CI ★ 346

DevSecOps GitLab Vulnerable App

Intentionally vulnerable Java app for practicing SAST, DAST, and SCA in GitLab.

Java · GitHub Actions ★ 263

DevSecOps GitHub Actions — All Scans

SAST, SCA, DAST, and container scanning wired into a single pipeline.

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About Raghu

20 years in cybersecurity — from hands-on incident response to building AI security and DevSecOps training used by 87,000+ students worldwide. ASecurityGuru is where I write real breach analyses, practical AI security skills, and DevSecOps guides for engineers who want depth, not clickbait.