Courses from 1000+ universities
$7.2 billion in combined revenue since 2020. $8 billion in lost market value. This merger marks the end of an era in online education.
600 Free Google Certifications
Computer Science
Psychology
Microsoft Excel
Lean Production
Viruses & How to Beat Them: Cells, Immunity, Vaccines
Learn Like a Pro: Science-Based Tools to Become Better at Anything
Organize and share your learning with Class Central Lists.
View our Lists Showcase
Uncover the largest credential harvesting campaign: its discovery, impact, and ongoing response. Gain insights into cybersecurity threats and investigative techniques.
Explore sandboxing and isolation as effective alternatives to rapid patching in cybersecurity. Learn strategies to enhance defense without solely relying on immediate updates.
Explore ransomware's evolution from floppy disks to modern cyber threats, uncovering its strange history and valuable lessons for today's cybersecurity landscape.
Explore innovative techniques for enhancing password security and user experience on Pinterest, addressing common password-related challenges in social media platforms.
Learn to deploy cloud-native security controls at scale, using declarative configuration for an automated, self-healing security baseline across multiple cloud environments.
Explore GitHub's bug bounty program, from initial submission to resolution. Learn about the roles of Bug Bounty and PSIRT teams, and gain insights into the incident response process.
Explore the application of NLP in security analysis, focusing on embeddings for insider threat detection and the impact of large language models on the field.
Learn to detect and disrupt malicious network traffic using egress proxies. Discover techniques to ensure trusted outbound connections and protect against external threats and data exfiltration.
Explore the evolving landscape of cybersecurity policy, its impact on the industry, and opportunities for hackers to influence regulations. Learn about global trends, case studies, and tools for effective policy engagement.
Learn to prevent accidental secret commits using Git hooks, enhancing code security and safeguarding sensitive information before it reaches remote repositories.
Insights on reducing bias in security hiring and maximizing interviews for various roles, drawing from a decade of global experience across major tech companies and startups.
Beginner-friendly introduction to Cross-Site Scripting (XSS) in web application security, including an overview and walkthrough of a basic XSS challenge from BSidesSF CTF.
Discover how gamification of security best practices can enhance engineering culture and improve security observability, based on Chime's successful implementation strategy.
Explore Pinterest's innovative approach to secure authentication using mTLS, device health attestation, and a custom identity provider for password-less access and enhanced security.
Discover how to protect local organizations from cyber threats through volunteer efforts and become a community cyber hero.
Get personalized course recommendations, track subjects and courses with reminders, and more.