Popular Free Courses
Status: Free TrialSkills you'll gain: API Gateway, Application Programming Interface (API), Cloud API, API Design, Continuous Deployment, CI/CD, Restful API, Continuous Integration, Middleware, JSON, Software Versioning, Proxy Servers, Scalability, Extensible Markup Language (XML)
Status: Free TrialNew York University
Skills you'll gain: Network Security, Firewall, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Attacks, Enterprise Security, Infrastructure Security, Network Protocols, Proxy Servers

Skills you'll gain: OSI Models, Network Security, Security Controls, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Distributed Denial-Of-Service (DDoS) Attacks, Network Infrastructure, Intrusion Detection and Prevention, Remote Access Systems, Authentications
Status: Free TrialUniversity of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Malware Protection, Threat Modeling, Security Engineering, Network Security, Firewall, Digital Forensics, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things, Servers
Status: Free TrialUniversity of Colorado Boulder
Skills you'll gain: Strategic Communication, Target Audience, Public Relations, Marketing Communications, Advertising Campaigns, Media Strategy, Communication Strategies, Campaign Management, Integrated Marketing Communications, Branding, Earned Media, Brand Management, Paid media, Owned Media, Business Strategy, Shared Media, Employee Engagement
Status: Free TrialUniversity of Colorado System
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Information Systems Security, Cybersecurity, Encryption, Proxy Servers, Information Privacy, Servers, Web Servers, Network Routing, Cloud Hosting
Status: Free TrialSkills you'll gain: Routing Protocols, TCP/IP, Network Switches, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Routing, Network Troubleshooting, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Border Gateway Protocol, Firewall, Proxy Servers, Encryption, Authentications
Status: FreeSkills you'll gain: Exploitation techniques, Penetration Testing, Open Web Application Security Project (OWASP), Proxy Servers, Security Testing, Vulnerability Assessments, Web Servers
Status: PreviewSkills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Authentications, Identity and Access Management, User Provisioning, Microsoft Azure, Multi-Factor Authentication, Authorization (Computing), Single Sign-On (SSO), User Accounts, Security Controls, Proxy Servers
Status: Free TrialUniversity of Colorado Boulder
Skills you'll gain: Campaign Management, Advertising Campaigns, Communication Planning, Paid media, Promotions and Campaigns, Social Media Campaigns, Program Evaluation, Content Performance Analysis, Strategic Communication, Media Planning, Marketing Communications, Earned Media, Program Implementation, Marketing Effectiveness, Integrated Marketing Communications, Communication Strategies, Owned Media, Marketing, Public Relations, Business Communication
Status: Free TrialUniversity of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers

Skills you'll gain: Blogs, Search Engine Optimization, Brand Marketing, Content Marketing, Keyword Research, Content Creation, Web Analytics, Customer Engagement, Thought Leadership, Customer Relationship Building, Content Management Systems, Business Marketing
In summary, here are 10 of our most popular free courses
- API Development on Google Cloud's Apigee API Platform: Google Cloud
- Real-Time Cyber Threat Detection and Mitigation: New York University
- Network and Communications Security : ISC2
- DDoS Attacks and Defenses: University of Colorado System
- Integrated and Strategic Communication Campaigns: University of Colorado Boulder
- Security and Privacy in TOR Network: University of Colorado System
- TCP/IP, Routing, and Wireless Networking: Packt
- Burp Suite للمبتدئين: مقدمة في اختبار الاختراق: Coursera
- Getting Started with Microsoft Entra: Whizlabs
- How to Implement and Evaluate Communication Campaigns: University of Colorado Boulder