Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Google Cloud
Skills you'll gain: Identity and Access Management, Role-Based Access Control (RBAC), Firewall, Nginx, Virtual Networking, Network Administration, Network Security, Servers, Web Servers, Security Controls
Intermediate · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, iOS Development, Core Data (Software), Mobile Development, Secure Coding, User Interface (UI), Application Deployment, Scalability, User Interface (UI) Design, UI Components, Debugging, Data Persistence, Data Management, Model View Controller, Performance Tuning, Programming Principles, Application Programming Interface (API), Application Security
Beginner · Specialization · 1 - 3 Months

University of Washington
Skills you'll gain: Social Justice, Community Organizing, Social Sciences, Cultural Diversity, Public Policies, World History, Political Sciences, Advocacy, Governance, Media and Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Cucumber (Software), Behavior-Driven Development, JSON, Restful API, Application Programming Interface (API), Test Tools, Test Case, JUnit, Security Testing, Test Script Development, Test Data, Test Automation, Apache Maven, Authentications, Development Environment, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Web Content Accessibility Guidelines, Web Design, Usability, HTML and CSS, User Interface (UI), Semantic Web
Intermediate · Course · 1 - 4 Weeks

Salesforce
Skills you'll gain: Interviewing Skills, Technical Sales, Sales Development, Storytelling, Sales, Empathy, Presentations, Branding, LinkedIn, Technology Strategies, Portfolio Management, Professional Networking, Verbal Communication Skills, Adaptability
Beginner · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Automation, Email Security, Productivity Software, Organizational Skills, Document Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Amazon Web Services, Amazon S3, Cloud Hosting, Cloud Storage, Infrastructure As A Service (IaaS), Public Cloud
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Social Media Marketing, Social Media, Facebook, Social Media Content, Online Advertising, Marketing, Digital Advertising, Graphic Design, Content Creation, Team Oriented, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cryptography, Encryption, Secure Coding, Brute-force attacks, Cyber Security Assessment, Python Programming, Programming Principles, File I/O, Algorithms, Debugging, Scripting, Data Structures, User Interface (UI), Statistical Programming, UI Components, Application Development, File Management
Beginner · Specialization · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Digital Transformation, Market Dynamics, E-Commerce, Economics, Economic Development, Payment Processing, FinTech, digital literacy, Business Modeling, Data Strategy, Policty Analysis, Research, and Development, Policy Analysis, Innovation, Governance, Emerging Technologies, Cybersecurity, Critical Thinking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Electrical Safety, Electrical Equipment, Maintenance, Repair, and Facility Services, Safety Standards, Hardware Troubleshooting, Test Equipment, Electrical Systems, Basic Electrical Systems, Sustainable Technologies, Transportation Operations, Environmental Regulations, Emerging Technologies
Beginner · Course · 1 - 4 Weeks