Forums & Blogs

One of the oldest and most respected security forums covering a wide range of topics from malware removal to enterprise security.

Technical information security content and discussion focused on network and application security.

Large community focused on computer security, programming, and technology discussions.

Open Web Application Security Project community forums for web security discussions.

Forum dedicated to malware analysis, reverse engineering, and threat intelligence.

Discussion around exploits, vulnerabilities, and penetration testing techniques.

Community for digital forensics professionals to discuss techniques and tools.

Q&A site for information security professionals, with high-quality technical discussions.

Q&A for professional and enthusiast programmers covering security topics.

Platform for learning cybersecurity through hands-on virtual labs and challenges.

Cybersecurity training platform offering courses and skill development paths.

Central platform for Capture The Flag events, teams, and writeups.

Free online web security training from the creators of Burp Suite.

Wargame challenges focused on teaching security concepts in a hands-on manner.

Platform offering blue team and defensive security challenges and training.

Online platform for learning web penetration testing through hands-on exercises.

Hands-on blue team training platform focusing on defensive security skills.

Training platform for Security Operations Center (SOC) analysts.

Collection of hacking challenges focusing on web security and cryptography.

Beginner-friendly CTF competition and learning platform for cybersecurity skills.

Online platform with hacking challenges and missions to test security skills.

Platform offering numerous cybersecurity challenges across various domains.

Community and platform focused on offensive security and red teaming exercises.

Online learning platform offering cybersecurity courses and training paths.

Cybersecurity skill development platform from EC-Council.

Free online cybersecurity courses and resources from SANS Institute.

Online platform offering hacking challenges and security articles.

Platform offering cybersecurity challenges and puzzles.

Capture The Flag platform from HackerOne focused on web security.

Training labs for Offensive Security certifications like OSCP.

Free resource for learning Linux fundamentals relevant to cybersecurity.

Introductory course path covering cybersecurity fundamentals on Codecademy.

Framework and knowledge base of adversary tactics and techniques.

Microsoft's learning path covering security concepts and Azure security.

Official CompTIA resources for Security+ certification preparation.

Online cybersecurity program offered by Stanford University.

Cybersecurity specialization course series offered through Coursera.

Collection of cybersecurity courses offered through the edX platform.

Collection of security-focused videos and tutorials.

Free, open-source computer security training materials.

Cybersecurity training courses focused on practical skills.

Free classes for web security and bug bounty hunting.

Resources and information related to vulnerability research and zero-day exploits.

Free cybersecurity articles and magazines from Hakin9.

Ethical hacking tutorials and guides.

Cybersecurity training and certification preparation platform.

OWASP Top 10 project and related web security resources.

Resources and training for Digital Forensics and Incident Response professionals.

Website focused on practical networking concepts and tutorials.

Collection of resources focused on blue team and defensive security.

Training platform focused on developing blue team skills.

GitHub repository listing tools and resources for red teaming.

List of the top 125 network security tools as voted by the community.

Hardware and software projects related to cybersecurity on Hackaday.io.

Source for security news, vulnerability information, and discussion.

Investigative journalism on cybercrime and security by Brian Krebs, a former Washington Post reporter.

Security commentary from renowned cryptographer and security expert Bruce Schneier.

Web security insights from the creator of Have I Been Pwned, focusing on data breaches and web security.

Technical blog from Google's security research team, focusing on zero-day vulnerabilities.

Cybersecurity news portal covering the latest threats, breaches, and security research.

Comprehensive news site for cybersecurity professionals covering industry trends and threats.

Security news, opinion, advice, and research from Sophos, written in an accessible style.

Daily security news and analysis from the SANS Internet Storm Center.

Independent news site focused on IT security, covering vulnerabilities, malware, and data breaches.