Popular Free Courses
Status: Free TrialUniversity of Colorado Boulder
Skills you'll gain: Strategic Communication, Target Audience, Campaign Management, Advertising, Marketing Communications, Advertising Campaigns, Resource Allocation, Communication Planning, Media Strategy, Brand Management, Public Relations, Paid media, Communication Strategies, Social Media Campaigns, Marketing, Earned Media, Business Strategy, Communication, Business Communication, Business Process
Status: Free TrialMicrosoft
Skills you'll gain: Content Development and Management, Proofreading, Public Relations, Content Creation, Writing and Editing, Content Management, Web Content, Marketing and Public Relations, Content Management Systems, Press Releases, Content Strategy, Content Marketing, Social Media Content, Promotions and Campaigns, AI Product Strategy, Blogs, Media and Communications, Earned Media, Generative AI Agents, Workflow Management

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Scanning, Proxy Servers, Security Testing, Penetration Testing, Vulnerability Assessments, Web Scraping, Web Applications
Status: Free TrialSkills you'll gain: Application Programming Interface (API), Cloud API, API Design, Continuous Deployment, CI/CD, Restful API, Application Deployment, Google Cloud Platform, Continuous Integration, Middleware, Application Performance Management, JSON, Software Versioning, Proxy Servers, Scalability, Extensible Markup Language (XML)
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: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Malware Protection, Security Engineering, Network Security, Threat Detection, Firewall, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things

Skills you'll gain: OSI Models, Network Security, Security Controls, General Networking, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Network Infrastructure, Intrusion Detection and Prevention, Remote Access Systems
Status: Free TrialUniversity of Colorado System
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Information Systems Security, Cybersecurity, Encryption, Proxy Servers, Information Privacy, Servers, Web Servers, Cloud Hosting
Status: Free TrialSkills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Kubernetes, Google Cloud Platform, Hybrid Cloud Computing, Application Performance Management, Capacity Management, Scalability, Application Security, Cloud-Native Computing, Security Controls, System Monitoring, Application Deployment, Patch Management, Proxy Servers, Restful API, Data Security, Network Troubleshooting, Configuration Management

Skills you'll gain: Exploit development, Test Tools, Cyber Security Assessment, Vulnerability Scanning, Vulnerability Assessments, Web Development Tools, Application Security, Web Servers, Network Protocols, Web Applications, Proxy Servers, Automation
Status: Free TrialGoogle Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Network Monitoring, Firewall, Google Cloud Platform, Cloud Security, Intrusion Detection and Prevention, Identity and Access Management, Proxy Servers, Threat Detection
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
In summary, here are 10 of our most popular free courses
- Strategic Communication Campaigns:Â University of Colorado Boulder
- Content Development and Management:Â Microsoft
- Web Application Security Testing with OWASP ZAP:Â Coursera
- API Development on Google Cloud's Apigee API Platform:Â Google Cloud
- Integrated and Strategic Communication Campaigns:Â University of Colorado Boulder
- DDoS Attacks and Defenses:Â University of Colorado System
- Network and Communications Security :Â ISC2
- Security and Privacy in TOR Network:Â University of Colorado System
- Managing Google Cloud's Apigee API Platform for Hybrid Cloud:Â Google Cloud
- Burp Suite Unfiltered - Go from a Beginner to Advanced:Â Packt