Best Linux Security Software

A secure password manager and digital vault.

Open-source password manager with a generous free tier.

Fast, easy-to-use VPN with a large server network.

Privacy-focused VPN from the makers of Proton Mail.

A fast, secure VPN with a large global server network.

Fast, cloud-based messaging with big groups and channels.

Private, end-to-end encrypted messaging.

Budget-friendly VPN with unlimited devices.

A note-taking app with a focus on security and simplicity

Free backup software to store encrypted backups online

A simple, fast, and secure note-taking app

A secure password manager for teams

Deduplicating backup solution

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

Fast, secure, efficient backup program

Network-wide ad blocking DNS server for homes and small businesses

Fast and secure backup and versioning for files and directories

Network-wide ads & trackers blocking DNS server

Easy, secure WireGuard networking with 2FA

Secure, fast file transfers from the command line

Lightweight Intranet Penetration Proxy Server

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

Cross-platform password manager compatible with Keepass 2.x

Fast, reliable, and secure file synchronization powered by BitTorrent technology.