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Category: Security

Security

Plaso – Python-based digital forensics framework

April 23, 2026 Steve Emms CLI, Security

Plaso is a Python-based digital forensics framework that builds timelines from timestamped events.

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Security

7 Best Free and Open Source Linux Graphical Port Scanners

April 23, 2026 Steve Emms Roundup, Security

Here’s our verdict on the best graphical port scanners.

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Security

Timesketch – collaborative forensic timeline analysis

April 23, 2026 Steve Emms GUI, Security

Timesketch is a collaborative forensic timeline analysis platform that helps investigators work with event data.

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Encrypted Files

SOPS – editor of encrypted files

April 23, 2026 Steve Emms CLI, Security

SOPS is a command-line utility for managing secrets inside configuration files and other documents.

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Encryption

enc – command-line encryption tool

April 22, 2026 Steve Emms CLI, Security

enc is a command-line encryption tool designed as a modern, approachable alternative to GnuPG.

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Encrypted Files

Sequoia – comprehensive OpenPGP implementation

April 22, 2026 Steve Emms CLI, Security

Sequoia is a comprehensive OpenPGP implementation written in Rust.

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Network Security

9 Best Free and Open Source Graphical Data Hashing Tools

April 21, 2026 Steve Emms Roundup, Security

Hashing is the process of passing data through a formula to produce a condensed fixed-value representation, called a hash value.

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Network Security

Checksum Checker – simple GUI application

April 19, 2026 Steve Emms GUI, Security

Checksum Checker helps users verify file checksums against expected values and generate new checksums for local files.

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Network Security

HashVerifier – checksum generation and verification utility

April 19, 2026 Steve Emms GUI, Security

HashVerifier is a cross-platform checksum generation and verification utility for Linux and Windows.

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Network Security

Rust Hash Sum – calculate and verify file checksums

April 19, 2026 Steve Emms GUI, Security

rhashsum is a desktop utility for generating and checking file integrity hashes through a graphical interface.

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Network Security

19 Best Free and Open Source CLI Data Hashing Tools

April 17, 2026 Steve Emms CLI, Roundup, Security

Hashing is the process of passing data through a formula that produces a condensed fixed-value representation, called a hash value.

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Technology

Ermis – steganographic application

April 15, 2026 Steve Emms GUI, Security

Ermis is a cross-platform steganography application for hiding and extracting secret data inside digital media files on Linux.

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Wifi

11 Best Free and Open Source Wireless Security Tools

April 11, 2026 Steve Emms Internet, Roundup, Security

Wireless security is the prevention of unauthorized access or damage to computers or data using wireless networks, which include Wi-Fi networks.

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Passive OS Fingerprinting

Enroll – fingerprint management

March 30, 2026 Steve Emms GUI, Security

Enroll offers fingerprint management for single and multi-user systems. Allows you to register, verify and delete prints.

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Bioinformatics

minimap2 – versatile sequence alignment program

March 18, 2026 Steve Emms Security

minimap2 is a versatile sequence alignment program for genomic and spliced nucleotide sequences.

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Security

tirith – URL security analysis for shell environments

March 16, 2026 Steve Emms CLI, Security

Tirith guards the gate and intercepts suspicious URLs, ANSI injection, and pipe-to-shell attacks before they execute.

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Security

PicoForge – configure and manage Pico FIDO security keys

March 13, 2026 Steve Emms GUI, Security

PicoForge is a modern desktop application for configuring and managing Pico FIDO security keys. Written in Rust and built with GPUI

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Security

9 Best Open Source Firewall Distributions

March 13, 2026 Steve Emms Distro, Roundup, Security, System Software

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

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Security

Bao – verified streaming tool

March 11, 2026 Steve Emms CLI, Security

Bao is an implementation of BLAKE3 verified streaming, as described in Section 6.4 of the BLAKE3 spec.

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DNA

Cryfa – encryption tool for genomic data

March 11, 2026 Steve Emms CLI, Scientific, Security

Cryfa is an encryption tool specifically designed for genomic data.

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