Hi, I’m Gabriel.

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This is DEV On Command, a blog where I share content about programming, Linux, self-hosting, and best development practices.
I’m a Computer Engineering student from São Paulo, Brazil, passionate about technology and programming.

Linux Security Hardening: Best Practices

Essential tips for hardening Linux security, including user management, firewall setup, and SSH protection.

February 8, 2025 Â· 17 min Â· Dev On Command