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.

University of Maryland, College Park
Skills you'll gain: Cryptography, Encryption, Cryptographic Protocols, Key Management, Communication Systems, Digital Communications, Authentications, Data Integrity, Algorithms
★ 4.6 (1.3K) · Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Infrastructure as Code (IaC), Serverless Computing, CI/CD, Data Infrastructure, Amazon Web Services, Continuous Integration, Data Architecture, AWS Identity and Access Management (IAM), Devops Tools, AWS CloudFormation, Security Controls, Cloud Applications, Amazon CloudWatch, Terraform, Authentications
★ 4.6 (291) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Record Keeping, Document Management, Accounting Records, Records Management, File Management, Compliance Management, Regulatory Compliance, Document Control, Regulatory Requirements, Regulation and Legal Compliance, Auditing, Financial Regulations, Data Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Qualitative Research, Market Research, Quantitative Research, Data-Driven Decision-Making, Benchmarking, Data Presentation, Descriptive Statistics, Competitive Analysis, Analytical Skills, Brand Awareness, Research Design, Market Dynamics, Data Collection, Data Literacy, Data Analysis, ChatGPT, Data Analysis Software, Microsoft Excel, R Programming
★ 4.5 (261) · Intermediate · Professional Certificate · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Windows PowerShell, Linux, Endpoint Security, Operating System Administration, Linux Administration, File Systems, Command-Line Interface, Linux Commands, Microsoft Windows, Operating Systems, Event Monitoring, Windows Servers, Continuous Monitoring, Remote Access Systems, System Monitoring, Computer Security Incident Management, Active Directory, Microsoft Servers, OS Process Management, General Networking
★ 4.8 (68) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Model Optimization, Transfer Learning, Convolutional Neural Networks, Artificial Neural Networks, Deep Learning, Model Training, Logistic Regression, Image Analysis, Applied Machine Learning, Model Evaluation, Computer Vision, Classification Algorithms, Supervised Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Statistical Methods
★ 4.6 (103) · Intermediate · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Market Analysis, Entrepreneurship, Market Opportunities, Market Research, User Feedback, Business Modeling, User Research, New Product Development, Marketing, Product Development, Business Planning, Digital Marketing, New Business Development, Innovation, Business Development, Business Strategies, Ideation, Scalability, Entrepreneurial Finance, Business Strategy
★ 4.8 (614) · Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Theoretical Computer Science, Data Structures, Computer Science, Computer Architecture, Computer Systems, Algorithms, Computer Programming, Computational Logic, Java Programming, Computer Hardware, Scalability
★ 4.7 (786) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Cyber Security Strategy, Cyber Threat Intelligence, Cybersecurity, Spatial Analysis, Interactive Data Visualization, Geospatial Information and Technology, Web Scraping, Digital Forensics, IT Automation, Data Security, Security Awareness, Vulnerability Scanning, Personally Identifiable Information, Scripting, Network Analysis, Open Source Technology, Information Privacy
★ 4.3 (12) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Verification And Validation, Health Systems, Systems Engineering, Healthcare Industry Knowledge, Health Care, Systems Integration, System Requirements, Requirements Analysis, Enterprise Architecture, Solution Design, Application Deployment
★ 4.7 (307) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Dashboard Creation, Data Ethics, Predictive Modeling, No-Code Development, Model Deployment, Data Visualization, Data Presentation, Responsible AI, Data-Driven Decision-Making, Interactive Data Visualization, Advanced Analytics, Product Improvement, Business Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, AI Enablement, Data Cleansing, Business Metrics, Predictive Analytics, Data Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Data Structures, Java Programming, Development Testing, Algorithms, Program Development, Software Testing, Java, Test Automation, Test Case, Software Development, Scalability
★ 4 (64) · Beginner · Course · 1 - 4 Weeks