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A collection of security vulnerabilities in regular expressions used in WAFs with a focus on bypass examples and high severity issues.
A comprehensive guide to reverse engineering by Dennis Yurichev, available for free download in multiple languages and formats, with praise from cybersecurity experts.
A newsletter providing summarized cyber defense technical content for blue and purple teams to stay informed and protect their estates.
Comprehensive endpoint protection platform providing unified visibility and security for cloud workloads, endpoints, and containers.
Collection of cybersecurity conference videos recorded by Cooper (@Ministraitor)
Deliberately vulnerable CI/CD environment with 11 challenges to practice security.
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Mandos Brief Newsletter
A weekly newsletter providing cybersecurity leadership insights, industry updates, and strategic guidance for security professionals advancing to management positions.

PTJunior
An AI-powered penetration testing platform that autonomously discovers, exploits, and documents vulnerabilities while generating NIST-compliant reports.

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.