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.

University of California San Diego
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Social Justice, Social Impact, Community Organizing, Climate Change Adaptation, Environmental Issue, Social Determinants Of Health, International Relations, Sustainable Development, Health Disparities, Pollution Prevention, Social Sciences, Sustainable Technologies, Consumer Behaviour, Environment, Environmental Policy, Media and Communications, Environmental Engineering, Natural Resource Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Closing (Sales), Sustainable Business, Sales, Professional Development, Customer Relationship Building, Sales Strategy, Professionalism, Persuasive Communication, Emotional Intelligence, Influencing, Adaptability, Data Centers, Customer Insights, Interviewing Skills, Public Speaking, Negotiation, Account Management, Customer Relationship Management, Lead Generation, Digital Content
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Facebook, Target Audience, Customer Insights, Online Advertising, Advertising Campaigns, Digital Advertising, Customer Analysis, Advertising, Market Opportunities, Business Metrics, Content Performance Analysis, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Order Management, Object-Relational Mapping, Application Deployment, User Accounts, Database Management, Data Access, Full-Stack Web Development, Web Development, Authentications, Web Applications, User Interface and User Experience (UI/UX) Design, User Interface (UI), Authorization (Computing), Role-Based Access Control (RBAC), Software Architecture, Microsoft Azure, OAuth
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Windows PowerShell, Scripting, Test Script Development, IT Automation, Network Monitoring, Scripting Languages, Event Monitoring, Network Administration, Software Documentation
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: SQL, Database Management, Database Design, Databases, Relational Databases, Web Scraping, Data Modeling, Data Visualization Software, Object Oriented Programming (OOP), Data Processing, Object Oriented Design, Python Programming, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Authentications, Hardening, Key Management, Data Security, Cloud Security, Security Management, Security Controls, Encryption, Authorization (Computing), Identity and Access Management, Data Management, Server Administration, System Configuration, Servers, Configuration Management, Database Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Databases, Infrastructure as Code (IaC), Amazon S3, Amazon DynamoDB, Cloud Infrastructure, CI/CD, Public Cloud, Cloud Computing, Containerization, Serverless Computing, Cloud Storage, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storage, Video Editing, File Management, Cloud Storage, Data Management, Post-Production, Content Creation, Instagram
Mixed · Course · 1 - 4 Weeks
Cisco Learning and Certifications
Skills you'll gain: Network Performance Management, Wireless Networks, Wide Area Networks, TCP/IP, Network Routing, Network Infrastructure, Performance Tuning, Network Monitoring, Network Troubleshooting, Routing Protocols, Network Planning And Design, Network Switches, Virtual Networking, Network Administration, Local Area Networks, Software-Defined Networking, Network Protocols, Network Analysis, IT Infrastructure, Configuration Management
Beginner · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: Authentications, Application Frameworks, Web Applications, Web Development, Test Script Development, Maintainability, Network Routing, Test Case, Unit Testing, Authorization (Computing), Identity and Access Management, Functional Testing, Integration Testing, Application Security, Configuration Management
Advanced · Course · 1 - 3 Months
Coursera
Skills you'll gain: API Testing, Test Script Development, Scenario Testing, Software Testing, Integration Testing, Test Case, Test Automation, Acceptance Testing, Test Tools, Regression Testing, Test Execution Engine, Maintainability, User Interface (UI), Security Testing, Test Data, Scalability, Debugging, Authentications, Compliance Reporting, Automation
Intermediate · Course · 1 - 4 Weeks