pngcheck
pngcheck verifies the integrity of PNG, JNG, and MNG files by checking the internal 32-bit CRCs and decompressing the image data. It can dump chunk-level information in human-readable form, print basic image statistics, list color and transparency info, and extract embedded text annotations. This command-line program has batch capabilities.
FEATURES
ALTERNATIVES
Real-time capture the flag (CTF) scoring engine for computer wargames with a fun game-like environment for learning cybersecurity skills.
A collection of writeups of CTF challenges I solved, including explanations of the challenges and how I solved them.
A security oriented, feedback-driven, evolutionary, easy-to-use fuzzer with interesting analysis options.
AI-powered assistance feature in Windows for enhanced productivity.
Framework for creating jeopardy CTF challenges with configurable structure and efficient integration.
Utilize the kernel's CSPRNG for generating crypto keys instead of userspace CSPRNGs to avoid randomness failures.
Docker file for building Androguard dependencies with an optional interactive shell environment.
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.
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.