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.

Coursera
Skills you'll gain: Prompt Engineering, AI Product Strategy, Generative AI, Prompt Engineering Tools, Responsible AI, Business Writing, AI literacy, Business Correspondence, Business Communication, Google Gemini, ChatGPT, Decision Intelligence, Strategic Thinking, Business Strategy, Report Writing, Key Performance Indicators (KPIs), LLM Application, Data Ethics, Writing, AI Security
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Securities (Finance), Investment Banking, Financial Services, Mortgage Loans, Capital Markets, Market Liquidity, Cash Flows, Financial Market, Credit Risk, Banking, Cash Management, Investment Management, Asset Management, Finance, Financial Management, Financial Analysis, Risk Management, Risk Analysis, Analysis, Return On Investment
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, Object Oriented Design, Software Design Patterns, Software Architecture, Web Design, Web Design and Development, Web Applications, Front-End Web Development, Web Development, Program Development
★ 4.2 (32) · Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Payment Systems, Payment Processing, Financial Inclusion, FinTech, Mobile Banking, Credit/Debit Card Processing, Emerging Technologies, Transaction Processing, Security Controls, Value Propositions
★ 4.7 (1.8K) · Beginner · Course · 1 - 4 Weeks

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
★ 4.5 (965) · Mixed · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Internet Of Things, Operating Systems, Application Development, Wireless Networks, Communication Systems, Hardware Architecture, OS Process Management, Network Protocols, C (Programming Language), Simulations, Network Performance Management, Memory Management
★ 4.1 (629) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Systems, Database Design, Database Theory, Database Development, Relational Databases, Database Management Systems, Database Management, MySQL, Databases, Database Architecture and Administration, Database Software, SQL, PostgreSQL, NoSQL, Scalability, Data Integrity, Stored Procedure, Query Languages, Distributed Computing, Transaction Processing
Intermediate · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Prompt Engineering, Prompt Patterns, Multimodal Prompts, ChatGPT, Prompt Engineering Tools, Responsible AI, Generative AI, Data Ethics, Business Intelligence, Organizational Leadership, Business Analytics, Large Language Modeling, Culture Transformation, AI Security, AI literacy, Artificial Intelligence, Business, Data Science, Emerging Technologies, Innovation
★ 4.9 (1.1K) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Facebook, Meta Ads Manager, Driving engagement, Social Media Content, Online Advertising, Advertising, Social Media Marketing, Advertising Campaigns, Social Media Campaigns, Marketing, Customer Engagement, Social Media Management, Business Marketing, Target Audience, Web Presence
★ 4.6 (1.3K) · Beginner · Guided Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: World History, International Relations, Social Studies, Diplomacy, European History, Political Sciences, Social Sciences, Socioeconomics, Economics, Policy, and Social Studies, Economics, Public Safety and National Security, Governance
★ 4.8 (1.7K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Sales Development, Sales Strategy, Sales Presentation, Sales Enablement, Sales Training, Sales Pipelines, Sales Management, Personalized Campaigns, Generative AI, Lead Generation, Sales Prospecting, LinkedIn, B2B Sales, AI Personalization, ChatGPT, Email Marketing, Artificial Intelligence, Marketing Collateral, Proposal Writing, Forecasting
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Surveys, Survey Creation, Data Synthesis, Research Methodologies, Statistical Analysis, Data Analysis Software, Data Collection, Statistical Software, Interviewing Skills, Research Design, STATA (Software), R (Software), Data Integration, Data Validation, Data Ethics, Data Analysis, Statistical Programming, R Programming
★ 4.4 (1.5K) · Beginner · Specialization · 3 - 6 Months