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 London
Skills you'll gain: Cryptography, Cryptographic Protocols, Application Security, Cybersecurity, Data Security, Encryption, Vulnerability Assessments, Information Systems Security, Key Management, Public Key Infrastructure, Mobile Security, Data Integrity
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Social Studies, Economics, Policy, and Social Studies, Political Sciences, Social Sciences, International Relations, Socioeconomics, Economics, Public Policies, Sociology, World History, Public Safety and National Security, Policy Analysis, Economic Development, Systems Thinking, Organizational Structure
Beginner · Course · 1 - 4 Weeks

Sage Publications
Skills you'll gain: Retail Sales, Conflict Management, Retail Store Operations, Cross-Channel Marketing, Market Dynamics, Sales Strategy, E-Commerce, Coordinating, Market Analysis, Business-To-Consumer, Supplier Performance Management, Customer Analysis, Vendor Management, Performance Measurement, Strategic Partnership, Performance Management, Systems Analysis, Performance Analysis, Performance Improvement, Model Evaluation
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Text Mining, Natural Language Processing, Data Mining, Unstructured Data, Big Data, Applied Machine Learning, Data Engineering, Web Scraping, AI Personalization, Model Evaluation, Machine Learning Algorithms, Web Analytics and SEO, Machine Learning, Model Optimization, Network Analysis, Statistical Methods, Statistical Modeling, Probability & Statistics
Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Storytelling, Dashboard Creation, Data Presentation, Dashboard, Data Visualization, Interactive Data Visualization, Stakeholder Analysis, Tableau Software, Data Visualization Software, Requirements Analysis, Stakeholder Management, Data Cleansing, Stakeholder Engagement, Storyboarding, Data Quality, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Security Controls, Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Vulnerability Management, Cybersecurity, Hardening, Network Security, Stakeholder Communications, Relational Databases, Security Information and Event Management (SIEM), TCP/IP, Cyber Attacks, Bash (Scripting Language), Incident Management, Threat Management, Data Security, Security Management, Debugging
Beginner · Professional Certificate · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Wireless Networks, Virtual Local Area Network (VLAN), Network Performance Management, Local Area Networks, Network Infrastructure, Network Administration, Network Architecture, Network Support, Network Monitoring, Network Planning And Design, System Configuration, TCP/IP, Command-Line Interface, Performance Tuning, Configuration Management, Package and Software Management, Scalability
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

Coursera
Skills you'll gain: Data-Driven Marketing, Customer Retention, Email Automation, Marketing Automation, HubSpot CRM, Marketing Strategies, Customer Analysis, Marketing Analytics, Customer Relationship Management (CRM) Software, Target Audience, Email Marketing, Data-Driven Decision-Making, Brand Loyalty, Customer Insights, B2B Sales, Marketing Effectiveness, Data Cleansing, Lead Generation, Growth Strategies, E-Commerce
Intermediate · Specialization · 3 - 6 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

Pearson
Skills you'll gain: Banking Services, Financial Systems, Supply And Demand, Banking, Financial Policy, Loans, Market Liquidity, Deposit Accounts, Finance, Economics, Market Dynamics, General Lending, Economics, Policy, and Social Studies, Consumer Behaviour
Beginner · 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