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: Target Audience, Microsoft Outlook, Email Marketing, Email Automation, Campaign Management, Campaign Planning, Compliance Auditing, Customer Relationship Management (CRM) Software, Process Optimization, Process Improvement, Google Workspace, Marketing Planning, Data Mapping, Branding, Marketing Automation, Regulatory Compliance, Gmail, Project Planning, Copywriting, Brand Management
Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Cloud Applications, Cloud Development, Cloud Computing, Cloud Infrastructure, Distributed Computing, Network Architecture, Systems Integration
★ 4 (42) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization Software, Statistical Visualization, Heat Maps, R Programming, Graphing, Data Wrangling, Graphics Software, Graphic and Visual Design
★ 4.9 (133) · Intermediate · Course · 1 - 4 Weeks

University of Manchester
Skills you'll gain: Health Equity, Health Disparities, Public Health and Disease Prevention, Public Health, World History, Healthcare Ethics, Emergency Response, Health Care, Health Systems, Crisis Intervention, Social and Human Services, Safety and Security, Human Services, Ethical Standards And Conduct, International Relations, Infectious Diseases, Social Studies, Mitigation, Policy Analysis, Advocacy
★ 4.7 (289) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Digital Assets, Financial Inclusion, Transportation, Supply Chain, and Logistics, Plan Execution, Supply Chain, Governance, Supply Chain Management, Business Transformation, FinTech, Supply Chain Systems, Business Analysis, Market Opportunities, Competitive Analysis, Interoperability, Business Leadership, Strategic Partnership, Emerging Technologies, Strategic Leadership, Stakeholder Analysis
★ 4.7 (72) · Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Machine Learning Methods, Data Ethics, Microsoft Excel, Generative AI, Excel Formulas, Responsible AI, Data Transformation, Linear Algebra, Feature Engineering, Digital Signal Processing
★ 4.5 (44) · Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Digital Transformation, Cybersecurity, Data Management, Big Data, Talent Management, Human Capital, Infrastructure Security, Interoperability, Technology Strategies, Analytics, Economics, Policy, and Social Studies, Data Security, Administration, Project Design, Public Policies, Data Governance, digital literacy, Policy Development, Process Improvement, Project Management
★ 4.8 (148) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Reconciliation, QuickBooks (Accounting Software), Ledgers (Accounting), Accounting Records, General Ledger, Auditing, Standard Accounting Practices, Accounts Payable, Workflow Management, Accounting Software, Document Management, Data Integrity, Accounting Systems, Record Keeping, Accounts Payable and Receivable, Accounts Receivable, Transaction Processing, Billing & Invoicing
Beginner · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Security, Email Automation, Productivity Software, Collaborative Software, Organizational Skills, Business Communication
★ 4.8 (399) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Content Optimization, Driving engagement, Content Creation, Video Production, Data Storytelling, Performance Analysis, Social Media Management, Social Media Content, Content Development and Management, Content Marketing, Digital Publishing, Video Editing, Performance Measurement, Post-Production, Branding, Performance Improvement, Key Performance Indicators (KPIs), Workflow Management
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Policy, Financial Systems, Banking, Financial Market, Bank Regulations, Financial Regulation, Capital Markets, Market Liquidity, Economics, Loans, Economics, Policy, and Social Studies, Credit Risk, General Lending, Crisis Management, Crisis Intervention
★ 4.7 (125) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Health Care Procedure and Regulation, Security Controls
Beginner · Course · 1 - 4 Weeks