Best Linux Free Security Software

The world’s foremost network protocol analyzer for deep packet inspection

Secure dotenv for developers

Cross-platform password manager compatible with Keepass 2.x

Lightweight Intranet Penetration Proxy Server

General purpose TLS and crypto library

High-performance reverse proxy for NAT traversal

Generate Software Bill of Materials from container images and filesystems

Free backup software to store encrypted backups online

Advanced offline password cracker supporting hundreds of hash types

A secure password manager for teams

A modern, secure password manager

Interactive application firewall for GNU/Linux

Patch-level verification for Bundler

Automate OSINT for threat intelligence and attack surface mapping

Simple vaultless password manager in Go

Deduplicating backup solution