Is it compatible with service meshes like Istio?

Absolutely, it provides patterns for PeerAuthentication (mTLS) and AuthorizationPolicies to secure inter-service communication within the mesh.

Can I use this for multi-tenant cluster isolation?

Yes, it includes specific configurations for default-deny NetworkPolicies and namespace-scoped Pod Security Standards to ensure strict tenant isolation.

How does this skill help with Kubernetes compliance?

It provides templates and patterns that align with the CIS Kubernetes Benchmark and NIST frameworks, including RBAC auditing and network segmentation.

Does it support admission controllers like OPA Gatekeeper?

Yes, the skill includes ConstraintTemplates and Constraints for OPA Gatekeeper to enforce custom security policies at the admission control level.

Kubernetes Security Policies

Name: Kubernetes Security Policies
Author: pur3v4d3r

bypur3v4d3r

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セキュリティとテスト

Implements defense-in-depth security for Kubernetes clusters through network isolation, RBAC, and pod security standards.

This skill provides a comprehensive toolkit for securing Kubernetes clusters by automating the creation of NetworkPolicies, Role-Based Access Control (RBAC) configurations, and Pod Security Standards. It enables users to implement granular network segmentation, configure least-privilege access, and enforce runtime security constraints using OPA Gatekeeper and Istio. Designed for production-grade environments, it simplifies the complex task of aligning clusters with CIS benchmarks and NIST frameworks while ensuring secure multi-tenant isolation and automated policy enforcement.

主な機能

01Namespace-level enforcement of Pod Security Standards (Privileged, Baseline, Restricted)

02Automated generation of default-deny and application-specific NetworkPolicies

03Service mesh security configuration including mTLS and AuthorizationPolicies

04Integration with OPA Gatekeeper for custom policy admission control

05Least-privilege RBAC configuration for users and service accounts

061 GitHub stars

ユースケース

01Implementing zero-trust architecture within a service mesh using Istio policies

02Securing multi-tenant clusters through network isolation and namespace-level restrictions

03Hardening production workloads to meet CIS Kubernetes Benchmark requirements

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add pur3v4d3r/pur3-pkb-codebase k8s-security-policies

For use in Claude.ai and ChatGPT

Download Skill