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: Audit Planning, Auditing, Information Assurance, Compliance Auditing, Security Controls, Risk Management Framework, Data Validation
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Web Analytics and SEO, Marketing, Email Marketing, Marketing Analytics, Digital Marketing, Performance marketing, Marketing Psychology, Customer Relationship Management, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, UI/UX Strategy, Social Media Marketing, Digital Advertising
Beginner · Specialization · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Recurrent Neural Networks (RNNs), Natural Language Processing, Artificial Neural Networks, Tensorflow, Python Programming, Embeddings, Applied Machine Learning, Classification Algorithms, Deep Learning
Intermediate · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Climate Change Adaptation, Water Resources, Hydrology, Risk Management, Water Quality, Natural Resource Management, Environment, Climate Change Mitigation, Sustainable Development, Social Network Analysis, Governance, Health Disparities, Environmental Science
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Business Process Automation, Automation, Business Process, IT Automation, Workflow Management, Robotic Process Automation, Business Workflow Analysis, Business Technologies, Operational Efficiency, Compliance Management, Security Controls, Continuous Improvement Process, Return On Investment, Change Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Encryption, Public Key Infrastructure, Cryptography, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Cybersecurity, Network Security, Blockchain, Authentications, Data Integrity, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Microsoft Copilot, Microsoft 365, Microsoft Teams, Productivity Software, Microsoft Power Platform, Workflow Management, Team Building, Generative AI Agents, Document Management, Generative AI, Ethical Standards And Conduct, Language Interpretation, Translation, and Studies, Microsoft Excel, Business Correspondence, Presentations, Prioritization, Business Writing, Productivity, Microsoft PowerPoint, Business Communication
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Process Capability, Sampling (Statistics), R (Software), Correlation Analysis, Statistical Inference, Probability Distribution, Statistical Visualization, R Programming, Statistical Process Controls, Statistical Hypothesis Testing, Statistical Methods, Data Science, Statistics, Data Analysis, Statistical Analysis, Data Analysis Software, Probability, Descriptive Statistics, Quality Improvement, Process Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Open Web Application Security Project (OWASP), Exploit development, Exploitation techniques, Internet Of Things, Cyber Security Assessment, Vulnerability Scanning, Vulnerability Assessments, Test Tools, USB, Embedded Systems, Network Security, Test Equipment, General Networking, Serial Peripheral Interface
Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Network Analysis, Social Network Analysis, Data Visualization, Scientific Visualization, Graph Theory, Exploratory Data Analysis, Environmental Science, Data Analysis, R Programming, Data Science, Mathematical Modeling
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Data Storytelling, Dashboard, Power BI, Data Visualization, Interactive Data Visualization, Data Analysis, Data Modeling, Data Visualization Software, Data Analysis Expressions (DAX), Star Schema, Data Cleansing, Data Transformation, Data Import/Export, Data Security
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Quality Assurance, White-Box Testing, API Testing, Test Script Development, Debugging, Software Development Methodologies, User Acceptance Testing (UAT), JUnit, Maintainability, Development Testing, Selenium (Software), Scalability, Automation, Software Technical Review, DevOps, Regression Testing, Test Execution Engine, Security Testing
Beginner · Specialization · 3 - 6 Months