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Category: Security

Security

Exosphere – aggregated patch and security update reporting

February 24, 2026 Steve Emms CLI, Security, TUI

Exosphere is a CLI and Text UI driven application that offers aggregated patch and security update reporting.

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Security

cariddi – scanning tool

February 23, 2026 Steve Emms CLI, Security

Take a list of domains, crawl urls and scan for endpoints, secrets, api keys, file extensions, tokens and more.

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Anti-Malware Tools

YARA-X – re-incarnation of YARA

February 21, 2026 Steve Emms CLI, Security

YARA-X is a re-incarnation of YARA, a pattern matching tool designed with malware researchers in mind.

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Security

Kanha – web-app pentesting suite

February 21, 2026 Steve Emms CLI, Security

With kanha you can do Fuzzing, Reverse dns lookup, common http response, subdomain takeover detection and many more.

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Security

PRS – web security scanner

February 20, 2026 Steve Emms CLI, Security

PRS is a CLI-based scanner focused on safe assessment of web targets.

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Encrypted Files

rsecure – AES-GCM file encryption and decryption tool

February 19, 2026 Steve Emms CLI, Security

rsecure is a command-line tool for AES-GCM file encryption and decryption. Aimed at protecting sensitive files, backups, and personal data.

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Technology

14 Best Free and Open Source Steganography Tools

February 18, 2026 Steve Emms Roundup, Security

Conceal messages in other messages.

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Security

Envy – manage secrets

February 12, 2026 Steve Emms CLI, Security, TUI

Envy is a single binary that gives you both a slick TUI for browsing secrets and a CLI for automation.

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Security

Chamber – secrets manager

February 11, 2026 Steve Emms Security, TUI

Chamber is a secure, local-first secrets manager, featuring encrypted storage, intuitive terminal UI, and import/export capabilities.

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Technology

Rooks – steganographic tool

February 8, 2026 Steve Emms CLI, Security

Rook Stego is a steganographic tool that implements some of the most advanced hiding methods.

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Intrusion Detection

9 Best Free and Open Source Host-Based Intrusion Detection Systems

February 6, 2026 Steve Emms Roundup, Security

An intrusion detection system is a device or software application that monitors a network or systems for malicious activity or policy violations.

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Security

6 Best Free and Open Source Web Application Firewalls

January 30, 2026 Steve Emms Roundup, Security, System Software

A web application firewall (WAF) is a type of application firewall that lets you see and analyze HTTP traffic to and from a web application. We recommend our favourite WAFs.

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Passive OS Fingerprinting

5 Best Free and Open Source Passive OS Fingerprinting Tools

January 28, 2026 Steve Emms Roundup, Security

Passive OS Fingerprinting Tools rely on sniffing techniques to analyze the information sent in normal network traffic.

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Intrusion Prevention - SSH

ConfigServer Security & Firewall – front-end to iptables or nftables

January 23, 2026 Steve Emms Internet, Security

ConfigServer Security & Firewall (CSF) is a Stateful Packet Inspection (SPI) firewall and Login/Intrusion Detection and Security application.

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Security

sif – pentesting (recon/exploitation) suite

January 14, 2026 Steve Emms CLI, Security

sif is designed to be fast, concurrent, and extensible. Run multiple scan types against targets with a single command.

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Security

KeyStore Explorer – GUI replacement for keytool and jarsigner

January 13, 2026 Steve Emms GUI, Security

KeyStore Explorer is an open source GUI replacement for the Java command-line utilities keytool and jarsigner.

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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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