---
title: "Discussion on \"06. Security in linux\" | Hashnode"
description: "Discussion on \"06. Security in linux\". Access Controls: This method make use of user and password-based authentication to determine who can access the systems.\nPAM (Pluggable Authentication Model): Another way to managing authentication in Linux. It is normally used to authenticate users ..."
url: "https://hashnode.com/posts/06-security-in-linux/67d708baf9e593553b103e01"
---

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# [06\. Security in linux](https://linuxfromscratch.hashnode.dev/06-security-in-linux?utm_source=hashnode&utm_medium=feed)

Access Controls: This method make use of user and password-based authentication to determine who can access the systems. PAM (Pluggable Authentication Model): Another way to managing authentication in Linux. It is normally used to authenticate users ...

Mar 16, 2025 · 11 min read · linuxfromscratch.hashnode.dev  
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-   [#security](https://hashnode.com/tag/security)
-   [#file-permission](https://hashnode.com/tag/file-permission)
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-   [#scp](https://hashnode.com/tag/scp)
-   [#iptables](https://hashnode.com/tag/iptables)
-   [#cronjob](https://hashnode.com/tag/cronjob)

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[Arindam Baidya](https://hashnode.com/@ArindamB)

@ArindamB · Kolkata, India

  
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🚀 Aspiring DevOps & Cloud Engineer | Passionate about Automation, CI/CD, Containers, and Cloud Infrastructure ☁️ I work with Docker, Kubernetes, Jenkins, Terraform, AWS (IAM & S3), Linux, Shell Scripting, and Git to build efficient, scalable, and secure systems. Currently contributing to DevOps-driven projects at Assurex e-Consultant while continuously expanding my skills through hands-on cloud and automation projects. Sharing my learning journey, projects, and tutorials on DevOps, AWS, and cloud technologies to help others grow in their tech careers. 💡 Let’s learn, build, and innovate together!

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