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Category: Security

Security

AegisBPF – eBPF runtime security and policy enforcement agent

October 17, 2026 Steve Emms CLI, Security

AegisBPF enforces Linux file and network policies using eBPF LSM hooks, with audit logging, Prometheus metrics and Kubernetes support.

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Anti-Malware Tools

15 Best Free and Open Source Anti-Malware Tools

October 16, 2026 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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Security

8 Useful Free and Open Source Security Testing Software

October 13, 2026 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

jwt_tool – JSON Web Token security testing toolkit

October 13, 2026 Steve Emms CLI, Security

jwt_tool audits JSON Web Tokens, tests signature weaknesses, fuzzes token claims and checks authentication flaws in web applications.

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Network Security

Argon2 GUI – graphical password hashing and verification

October 12, 2026 Steve Emms GUI, Security

Argon2 GUI generates and verifies password hashes using Argon2id, Argon2i or Argon2d with configurable security parameters.

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Encrypted Files

15 Best Free and Open Source Linux GUI File Encryption Tools

October 12, 2026 Steve Emms Roundup, Security

This roundup looks at the finest GUI-based file encryption tools. Only free and open source software is included.

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Anti-Malware Tools

Atomdrift Scan – malware and software supply chain scanner

October 11, 2026 Steve Emms CLI, Security

Atomdrift Scan detects malware in files, packages and archives using static analysis, rules, hashes and machine learning.

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Anti-Malware Tools

Decloaker – reveal objects hidden by malware

October 10, 2026 Steve Emms CLI, Security

Decloaker reveals files, processes, sockets and kernel modules hidden by malware and rootkits.

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Anti-Malware Tools

Paranoya – IOC and YARA malware scanner

October 10, 2026 Steve Emms Security

Paranoya is an IOC and YARA scanner that checks files and directories for suspicious and malicious content.

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Content Control Software

Parental Controls – local parental controls for supervised accounts

October 4, 2026 Steve Emms GUI, Security

BigLinux Parental Controls is a GTK4 suite for supervised accounts, app restrictions, web filtering and screen-time limits.

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Encryption

11 Best Free and Open Source Linux Disk Encryption Tools

October 4, 2026 Steve Emms Internet, Roundup, Security, System Software

Keep your data safe. There are many different useful tools that offer disk encryption. We recommend the best free and open source solutions.

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Network Analyzers

4 Best Free and Open Source PKI and Certificate Authority Tools

October 3, 2026 Steve Emms Roundup, Security

Explore free and open source PKI and Certificate Authority tools for managing certificates, digital identities, signing and trust.

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Content Control Software

Pardus Parental Control – manage application, website and session restrictions

October 3, 2026 Steve Emms GUI, Security

Pardus Parental Control is a GTK4 parental control tool for restricting applications, websites and session time on Linux.

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Encrypted Files

20 Best Free and Open Source Linux CLI File Encryption Tools

October 3, 2026 Steve Emms CLI, Roundup, Security

This roundup explores the finest CLI-based file encryption tools.

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6 Best Free and Open Source Application Sandboxing Tools

October 1, 2026 Steve Emms Roundup, Security

Explore Linux application sandboxing tools for isolating software and restricting access to system resources.

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Security

18 Useful Free and Open Source Binary Analysis Tools

September 29, 2026 Steve Emms Roundup, Security

We have compiled a comprehensive list of useful tools for performing binary analysis.

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Security

gittuf – security layer for Git repositories

September 28, 2026 Steve Emms Security

gittuf is a platform-agnostic security layer for Git repositories that lets developers independently verify repository security policies.

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Security

19 Best Free and Open Source Linux Digital Forensics Tools

September 28, 2026 Steve Emms Roundup, Security, System Software

Digital forensics is a specialist art. It allows investigations to be undertaken without modifying the media.

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Hakoniwa – process isolation using Linux security facilities

September 27, 2026 Steve Emms CLI, Security

Hakoniwa provides Linux process isolation with namespaces, cgroups, resource limits, Landlock, seccomp and configurable filesystem access.

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isolate – secure execution environment for untrusted programs

September 27, 2026 Steve Emms CLI, Security

isolate securely runs untrusted Linux programs in restricted environments with namespaces, cgroups, resource limits and syscall filtering.

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