Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: WordPress, Development Environment, Content Management Systems, Content Management, Secure Coding, Data Management, Web Development, PHP (Scripting Language), Data Security, Application Security, Data Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Enterprise Application Management, Secure Coding, Software Design, System Monitoring, Security Controls, Software Architecture, Application Security, Application Frameworks, Web Applications, OS Process Management, Memory Management, Data Sharing
★ 3.9 (14) · Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Data Pipelines, Rust (Programming Language), Restful API, Cloud-Based Integration, Amazon Web Services, Data Structures, Secure Coding, Data Processing, Application Programming Interface (API), Data Manipulation, System Programming, Cryptography, Python Programming, Command-Line Interface, Software Testing
★ 3.5 (67) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Target Audience, Microsoft Outlook, Email Marketing, Email Automation, Campaign Management, Campaign Planning, Compliance Auditing, Customer Relationship Management (CRM) Software, Process Optimization, Process Improvement, Google Workspace, Marketing Planning, Data Mapping, Marketing Effectiveness, Marketing Automation, Regulatory Compliance, Gmail, Project Planning, Copywriting, Brand Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Surveys, Market Research, Customer Insights, Data-Driven Marketing, Marketing, Customer Analysis, User Research, Research Methodologies, Market Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, AI Security, Information Privacy, Generative AI, Data Ethics, Google Cloud Platform, Artificial Intelligence, AI literacy, Data Security, Cloud Security, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Safety and Security, Machine Learning, Model Evaluation, Ethical Standards And Conduct, Data Quality, Data Validation
★ 4.4 (32) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, Electronics Engineering, Engineering Analysis, Electrical Systems, Simulation and Simulation Software, Matlab, Technical Design, Network Analysis, Scripting
★ 4.7 (31) · Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, AI Security, Artificial Intelligence, Ethical Standards And Conduct, Information Privacy, Personally Identifiable Information, Data Governance, Data Security, Governance, Diversity Awareness, Continuous Monitoring, Algorithms, Complex Problem Solving, Critical Thinking
★ 4.4 (24) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Sales Pipelines, Overcoming Objections, Sales Management, Sales Process, Team Motivation, Sales Development, Performance Analysis, Regional Sales, Selling Techniques, Team Performance Management, Prospecting and Qualification, Sales Enablement, Sales Training, Sales, Performance Measurement, Dashboard, Management Training And Development, Customer Relationship Management (CRM) Software, Business Ethics, Customer Relationship Management
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Microservices, Systems Architecture, Application Deployment, Software Architecture, Scalability, Service Oriented Architecture, Java Programming, Distributed Computing, Software Design, Software Design Patterns, Dependency Analysis, Service Management
★ 4.2 (37) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Meta Ads Manager, Facebook, Advertising Campaigns, Social Media Campaigns, Online Advertising, Account Management, Social Media Management, Digital Advertising, User Accounts, Social Media, Web Presence, Social Media Marketing
★ 4.5 (91) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cyber Threat Intelligence, Threat Management, Threat Detection, Cybersecurity, Data Preprocessing, Data Management, Data Quality, Technical Communication, Automation, Requirements Analysis
★ 4.7 (34) · Beginner · Course · 1 - 3 Months