Rewanth Tammana's Blog

Rewanth Tammana's Blog

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.

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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 depreciation 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