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.

Skills you'll gain: Simulation and Simulation Software, Simulations, Engineering Design Process, Finite Element Methods, Engineering Analysis, Cloud Engineering, Hydraulics, Verification And Validation
★ 4.6 (294) · Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Microsoft Azure, Infrastructure As A Service (IaaS), Network Administration, Network Infrastructure, Cloud Deployment, Cloud Computing, Data Storage, Cloud Management, Network Planning And Design, Dashboard Creation, Cloud Platforms
★ 4.4 (512) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, Model Based Systems Engineering, Systems Design, Theoretical Computer Science, Verification And Validation, System Requirements, Systems Architecture, Automation Engineering, Functional Specification, Agentic systems, Control Systems, Mechanics, Requirements Analysis, Systems Analysis, Safety Assurance, Linear Algebra, Mathematical Theory & Analysis, Differential Equations, Algorithms
★ 3.5 (39) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: ServiceNow, Service Level, Systems Administration, User Accounts, Service Management, User Provisioning, Database Application, Security Controls, Business Process Automation, Enterprise Application Management, Email Automation, Role-Based Access Control (RBAC), System Configuration, Identity and Access Management, Information Management, Data Security, Automation, Content Management, Scripting
★ 4.1 (32) · Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Search Engine Optimization, Web Analytics and SEO, Digital Marketing, Online Advertising, Return On Investment, Media Planning, Consumer Behaviour, Cross-Channel Marketing, Digital Media Strategy, Digital Advertising, Digital Marketing Tools, Digital Marketing Campaigns, Marketing Channel, Social Media Marketing, Marketing Strategies, Marketing Effectiveness, Paid media, Digital Transformation, Business Analysis
★ 4.7 (19) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Google Cloud Platform, Kubernetes, Cloud Infrastructure, Cloud Development, Cloud Applications, Application Deployment, Cloud-Native Computing, Cloud Services, Google App Engine, Prompt Engineering Tools, Containerization, Cloud Platforms, Generative AI, Service Level, Microservices, Infrastructure As A Service (IaaS), Cloud Computing, Cloud Storage, Cloud Computing Architecture
★ 4.8 (917) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Audit Planning, Auditing, Information Assurance, Project Management, Compliance Auditing, Internal Auditing, Generally Accepted Auditing Standards, Security Controls, Internal Controls, Risk Analysis, Risk Management
★ 4.1 (13) · Intermediate · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Journalism, Media and Communications, International Relations, Ethical Standards And Conduct, Decision Making, Media Relations, Storytelling, Safety and Security, Content Creation, Digital Publishing, Accountability
★ 4.7 (382) · Beginner · Course · 1 - 3 Months

Nanjing University
Skills you'll gain: Debugging, Computer Systems, Computer Architecture, Microarchitecture, System Programming, System Software, Computational Logic, Programming Principles, Hardware Architecture, Data Storage, Operating Systems, Secure Coding, Data Structures, Application Security, Memory Management, Exploit development
★ 4.7 (59) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, AI Security, Threat Modeling, MLOps (Machine Learning Operations), Budget Management, Security Testing, Data Ethics, Data Governance, Experimentation, Prompt Engineering, Application Security, CI/CD, Automation, Financial Forecasting, Compliance Management, Governance, Technical Documentation, Vulnerability Assessments, Risk Management, Stakeholder Communications
★ 3.1 (8) · Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Vibe coding, Strategic Partnership, Brand Strategy, Email Automation, Branding, Generative AI Agents, Contract Negotiation, Product Knowledge, Closing (Sales), Entrepreneurship, AI Workflows, Negotiation, Order Management, Selling Techniques, E-Commerce, Blogs, Content Creation, Order Fulfillment, Agentic systems, Logistics Management
★ 4.3 (30) · Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), Software Development Tools, Exploit development, C (Programming Language), Security Software, Debugging, Security Engineering, Security Testing, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Programming Principles
★ 2.7 (36) · Intermediate · Specialization · 3 - 6 Months