
spamassassin
Open-source email filtering framework that detects spam and phishing using content analysis, header checks, Bayesian scoring, and DNS blocklists.
Short editorial updates from published cybersecurity tools.

Open-source email filtering framework that detects spam and phishing using content analysis, header checks, Bayesian scoring, and DNS blocklists.

A Python package and CLI for parsing aggregate and forensic DMARC reports

Spam filtering and email processing framework with regex rules, statistical analysis, custom Lua plugins, and external blocklists for MTA integration.

Collection of Google Cloud solution examples and operational utilities for audit log monitoring, DLP de-identification, encryption key management,…

Set of tools to assess and improve LLM security.

Inspect, debug, and visually test Model Context Protocol (MCP) servers from a web UI, CLI, or TUI, with tool/resource exploration, request logging,…

Automates browser privacy testing and renders human-readable results across fingerprinting, tracking, and data-leak vectors.

Programmable guardrails for LLM chat apps: enforce input/output rails, block jailbreaks and prompt injections, detect hallucination, and mask…

Practical study notes and walkthroughs for PortSwigger Academy labs, covering web vulnerabilities, payloads, enumeration, and BSCP exam strategies.

Open-source GPS tracking system supporting 200+ protocols and 2000+ device models. Provides real-time tracking, geofencing, driver monitoring, and…

Streaming machine learning library for incremental learning on data streams, providing online estimators, drift and anomaly detection, pipelines,…

The cryptography-based networking stack for building unstoppable networks with LoRa, Packet Radio, WiFi and everything in between.