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Category: Security

ruri – calculates the CRC-32 of a file

December 31, 2025 Steve Emms CLI, Security

ruri calculates the CRC-32 of a file and checks it against the filename.

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Network

snitch – friendlier ss / netstat tool

December 29, 2025 Steve Emms CLI, Security, TUI

snitch is a friendlier ss / netstat for humans. It lets you inspect network connections with a clean TUI or styled tables.

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Network Analyzers

Kyanos – networking analysis tool using eBPF

December 28, 2025 Steve Emms Security

Kyanos is an eBPF-based network issue analysis tool that enables you to capture network requests, such as HTTP, Redis, and MySQL requests.

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Security

why2 – easy to use encryption system

December 28, 2025 Steve Emms Security

why2 is billed as a lightweight, fast, secure, and easy to use encryption system.

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Security

letmein – authenticated port/firewall knocking

December 28, 2025 Steve Emms Security

Letmein is a port knocker with a simple and secure authentication mechanism. It can be used to harden against pre-authentication attacks.

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Security

8 Useful Free and Open Source Linux Forensics Memory Tools

December 21, 2025 Steve Emms Roundup, Security

This roundup focuses on memory tools that help with forensics. Only free and open source software is eligible for inclusion here.

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Security

AutoTimeliner – extract forensic timeline from volatile memory dump

December 21, 2025 Steve Emms CLI, Security

AutoTimeliner lets you automagically extract forensic timeline from volatile memory dumps

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Server

5 Best Free and Open Source Linux Network Authentication Tools

December 15, 2025 Steve Emms Internet, Roundup, Security, System Software

Remote Authentication Dial In User Service (RADIUS) is a networking protocol that offers centralized connection authentication, authorization, and accounting management for various types of network access.

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Security

Best Free and Open Source Secrets Management Software

December 12, 2025 Steve Emms Roundup, Security

Secrets management tools let you securely store, manage, and monitor sensitive information like passwords, API keys, and certificates.

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Security

yarp – yet another registry parser

December 10, 2025 Steve Emms CLI, Security

yarp is yet another registry parser written in the Python programming language.

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Security

Volshell – CLI tool for working with memory

December 8, 2025 Steve Emms CLI, Security

Volshell is a utility to access the volatility framework interactively with a specific memory image.

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Security

fnox – encrypted/remote secret manager

December 8, 2025 Steve Emms Security

fnox lets you manage secrets with encryption or cloud providers—or both.

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Security

pypykatz – Python implementation of Mimikatz

December 7, 2025 Steve Emms CLI, Security

pypykatz is a cross-platform implementation of Mimikatz written in Python.

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Security

EVTXtract – recovers and reconstructs fragments of EVTX log files

December 5, 2025 Steve Emms CLI, Security

EVTXtract recovers and reconstructs fragments of EVTX log files from raw binary data, including unallocated space and memory images.

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Security

Useful Free and Open Source Security Testing Software

December 5, 2025 Steve Emms Roundup, Security

Here’s some useful software for performing security testing. Only free and open source software is eligible for inclusion here.

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Security

AVML – Acquire Volatile Memory for Linux

December 5, 2025 Steve Emms CLI, Security

AVML is an X86_64 userland volatile memory acquisition tool written in Rust, intended to be deployed as a static binary.

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Vulnerability Detection

Trivy – comprehensive and versatile security scanner

December 4, 2025 Steve Emms Security

Trivy is a comprehensive and versatile security scanner. It looks for security issues, and targets where it can find those issues.

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Network Analyzers

Network Monitor – real-time network connection monitoring tool

December 4, 2025 Steve Emms GUI, Internet, Security

Network Monitor is real-time network connection monitoring tool displaying active connections with live I/O statistics

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Cybersecurity

passless – software FIDO2 authenticator

November 30, 2025 Steve Emms Security

passless is a software FIDO2 authenticator that emulates a hardware security key. It’s built with soft-fido2

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Anti-Malware Tools

14 Best Free and Open Source Anti-Malware Tools

November 5, 2025 Steve Emms Roundup, Security

Security is paramount. Security involves defence in depth. Approaching security one step at a time, with consistency and rigour, you can mitigate threats, and keep intruders at bay.

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