Best Linux Security Software

Cross-platform backup tool with lock-free deduplication and client-side encryption.

Unlimited-device VPN built for streaming, torrenting, and Fire TV/Android TV setups

A lightweight KDE web browser built for privacy, security and deep customization

A fast, secure, and feature-rich web browser with built-in AI tools.

A fast, private, and secure web browser that blocks trackers by default.

A privacy-focused web browser built on the source code of Firefox.

A highly customizable and feature-rich web browser built for power users.

Interactive, scriptable man‑in‑the‑middle proxy for HTTP, HTTPS and WebSocket traffic

Secure password manager with zero‑knowledge encryption for individuals and teams

The latest Kali Linux release with updated tools for penetration testing and security research.

Unified XDR and SIEM protection for endpoints and cloud workloads

Secure, zero-knowledge cloud backup and file sharing for peace of mind.

Defend yourself against tracking, surveillance, and censorship online.

Run data science on remote data without moving it.

Cross-platform cloud backup for personal files, servers, and MSP client environments.

A sleek, privacy‑focused Linux desktop built for simplicity and elegance

Automate OSINT for threat intelligence and attack surface mapping

Fast, simple, and modern VPN for secure networking

Integrated IT and OT security gateway platform for business and industrial networks.

A free, secure notes app with audited end-to-end encryption and cross-platform sync.

Next-generation firewall appliances with AI-powered threat protection and zero trust access.

Secure, private, and anonymous internet browsing without personal info

Fast and secure backup and versioning for files and directories

End-to-end encrypted, ad-free email with quantum-safe cryptography.