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.

Institut Mines-Télécom
Skills you'll gain: Wireless Networks, Network Architecture, Software-Defined Networking, Network Planning And Design, Virtual Networking, Network Security, Service Oriented Architecture, Emerging Technologies, Network Protocols, Telecommunications, Mobile Security, Interoperability, Digital Communications, Authentications, Encryption, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Network Analysis, Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Data Cleansing, Social Sciences, Data Ethics, Databases, Artificial Intelligence, Research, Social Media Analytics, Simulations, Data Processing, Text Mining, Big Data, Applied Machine Learning, Systems Thinking, Data Science, Agentic systems
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Marketing Automation, Customer Analysis, Email Marketing, Data-Driven Marketing, Customer Insights, Cross-Channel Marketing, Promotional Strategies, Marketing Effectiveness, Campaign Management, Promotions and Campaigns, Email Automation, Marketing Strategies, Personalized Campaigns, Product Lifecycle Management, Performance Measurement, Customer Retention, A/B Testing, E-Commerce, Sales, B2B Sales
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Incident Response, Cybersecurity, Threat Management, Data Security, Cyber Attacks, Incident Management, Security Controls, Network Security, Firewall, Security Software
Beginner · Course · 1 - 3 Months

Unilever
Skills you'll gain: Data Governance, Descriptive Analytics, Data Storytelling, Supply Chain, Data Presentation, Supply Chain Management, Demand Planning, Data Literacy, Presentations, Supply Chain Systems, Supply Chain Planning, Process Improvement, Data Management, Process Improvement and Optimization, Data Lakes, Supply Management, Predictive Analytics, Data Analysis, Data Visualization, Problem Solving
Beginner · Professional Certificate · 3 - 6 Months

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Endpoint Detection and Response, Cyber Operations, Cybersecurity, Cyber Security Policies, Security Management, Digital Forensics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Digital Design, Design Elements And Principles, Product Design, Design Software, Graphic and Visual Design, Graphic and Visual Design Software, Creative Design, Layout Design, Color Theory, Graphic Design, Intellectual Property, Product Promotion, Digital Marketing Tools, E-Commerce, Direct Selling, Color Matching, Digital Publishing, Digital Content, Marketing
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL Server Integration Services (SSIS), Azure Synapse Analytics, Data Mapping, Data Warehousing, Extract, Transform, Load, Data Validation, Power BI, Data Architecture, Workflow Management, Data Transformation, Data Visualization Software, Data Management, Data Integration, Business Intelligence, Warehousing, Apache Spark, SQL, Analytics, Data Pipelines, Apache
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Financial Market, Securities (Finance), Credit Risk, Investment Management, Capital Markets, Investments, Portfolio Risk, Portfolio Management, Market Liquidity, Derivatives, Risk Modeling, Financial Modeling, Finance, Financial Analysis, Financial Services, Risk Analysis, Corporate Finance, General Finance, Income Statement, Entrepreneurial Finance
Mixed · Course · 1 - 3 Months
Duke University
Skills you'll gain: Pandas (Python Package), Bash (Scripting Language), Version Control, Jupyter, Linux Commands, Git (Version Control System), Shell Script, Linux, Web Scraping, Linux Administration, Data Manipulation, MySQL, Microservices, AWS SageMaker, SQL, JSON, Command-Line Interface, Python Programming, Big Data, Data Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Docker (Software), Linux Administration, Devops Tools, Containerization, DevOps, System Monitoring, Information Technology Operations, System Configuration, Performance Tuning, Configuration Management, Context Management, Network Troubleshooting, Debugging, Proxy Servers, Data Storage, Service Management, Software Installation, Command-Line Interface, Performance Measurement, Resource Management
Advanced · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Machine Learning Algorithms, Internet Of Things, Artificial Intelligence, Unsupervised Learning, Python Programming, Embedded Software, Computer Vision, Peripheral Devices, Integrated Development Environments, Deep Learning, Applied Machine Learning, Image Analysis, Machine Learning, Embedded Systems, Civil Engineering, Classification Algorithms, Security Controls, Wireless Networks, Automation, Digital Transformation
Intermediate · Specialization · 3 - 6 Months