The Proxmark III is a device developed by Jonathan Westhues that enables sniffing, reading and cloning of RFID (Radio Frequency Identification) tags. The Proxmark III is the defacto RFID research tool, capable of reading, writing, and emulating many RFID tags. It has a strong community support and is essential for serious RFID system research.
FEATURES
ALTERNATIVES
An open source network penetration testing framework with automatic recon and scanning capabilities.
A list of useful payloads and bypasses for Web Application Security.
Tool for randomizing Cobalt Strike Malleable C2 profiles to evade static, signature-based detection controls.
Collection of Windows oneliners for executing arbitrary code and downloading remote payloads.
A free online wargame for practicing hacking skills and learning security concepts.
Full-featured C2 framework for stealthy communication and control on web servers.
PINNED

InfoSecHired
An AI-powered career platform that automates the creation of cybersecurity job application materials and provides company-specific insights for job seekers.

Mandos Brief Newsletter
A weekly newsletter providing cybersecurity leadership insights, industry updates, and strategic guidance for security professionals advancing to management positions.

CTIChef.com Detection Feeds
A tiered cyber threat intelligence service providing detection rules from public repositories with varying levels of analysis, processing, and guidance for security teams.

OSINTLeak
OSINTLeak is a tool for discovering and analyzing leaked sensitive information across various online sources to identify potential security risks.

ImmuniWeb® Discovery
ImmuniWeb Discovery is an attack surface management platform that continuously monitors an organization's external digital assets for security vulnerabilities, misconfigurations, and threats across domains, applications, cloud resources, and the dark web.

Checkmarx SCA
A software composition analysis tool that identifies vulnerabilities, malicious code, and license risks in open source dependencies throughout the software development lifecycle.

Orca Security
A cloud-native application protection platform that provides agentless security monitoring, vulnerability management, and compliance capabilities across multi-cloud environments.

DryRun
A GitHub application that performs automated security code reviews by analyzing contextual security aspects of code changes during pull requests.