Rewanth Tammana's Blog

Rewanth Tammana's Blog

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Rewanth Tammana

Rewanth Tammana

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Rewanth Tammana is a security ninja, open-source contributor, and Senior Security Architect. He is passionate about DevSecOps, Application, and Container Security.

Kubernetes CRD validation with CEL and kubebuilder marker comments

Operator require CRDs. In Kubernetes 1.25, CEL validation is in beta! Peek into the process of developing validations for CRDs with & without CEL ·...

Kubernetes CRD validation with CEL and kubebuilder marker comments

Trivy: Enhanced with AWS scan integration

Trivy now supports scanning AWS resources for security misconfigurations · Trivy is one of the most reliable open-source tools for image scanning....

Trivy: Enhanced with AWS scan integration

Gatekeeper Rules Helm Library

An armor to the traditional gatekeeper rules library with helm templatization to ease the operational & maintenance overhead · With the deprecation of...

Gatekeeper Rules Helm Library

Gitleaks For Enterprises

Aims to solve the predicament of Gitleaks integration. New design & workflow that changes the course of integration & usability across enterprises. · The...

Gitleaks For Enterprises

Hardening Kaniko build process with Linux capabilities

Build images inside Kubernetes/containers? Wide privileges in default configuration? How to secure Kaniko? Can we take things a notch higher? ·...

Hardening Kaniko build process with Linux capabilities

CoSign with Kubernetes: Ensure integrity of images before deployment

Notary vs CoSign? Is CoSign a good alternative? Can we automate keys & signature rotation? · During the post-exploitation phase, attackers try to...

CoSign with Kubernetes: Ensure integrity of images before deployment