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: Excel Formulas, Data Validation, Spreadsheet Software, Microsoft Excel, Accounting, Data Integrity, Financial Reporting, Vocabulary, Automation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Underwriting, Lending and Underwriting, Regulatory Compliance, Mortgage Loans, Law, Regulation, and Compliance, Financial Regulation, Compliance Management, Credit Risk, Risk Management, Case Studies, Risk Analysis, Quality Control, AI Integrations, AI Enablement, Analysis, Predictive Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Conversion Funnel Analysis, Marketing Effectiveness, Smart Goals, Web Analytics and SEO, Data-Driven Marketing, Google Ads, Web Analytics, Digital Analysis, Marketing Analytics, Search Engine Optimization, Marketing Strategies, Customer Insights, Campaign Management, Performance Reporting, Target Audience, Business Reporting, Key Performance Indicators (KPIs), Performance Analysis, Data-Driven Decision-Making
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Tools, Java
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Meta Ads Manager, A/B Testing, Data-Driven Marketing, Marketing Analytics, Advertising Campaigns, Campaign Management, Data Presentation, Presentations, Online Advertising, Marketing Effectiveness, Content Performance Analysis, Paid media, Social Media Campaigns, Advertising, Marketing Strategies, Conversion Funnel Analysis, Social Media Marketing, Facebook, Data-Driven Decision-Making, Data Analysis
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Computer Security Awareness Training, Operating Systems, Computer Literacy, digital literacy, File Management, Data Security, Information Technology, Computer Hardware, Safety and Security, Computer Systems
Beginner · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Telehealth, Patient Safety, Health Technology, Medical Equipment and Technology, Help Desk Support, Medical Support, Technical Support, Health Informatics, Information Technology Operations, Health Care, Issue Tracking, Change Control, Medical Devices, Network Troubleshooting, Change Requests, Disaster Recovery, Technical Documentation, General Networking
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Test Data, Test Script Development, Test Automation, Software Testing
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Graph Theory, Algorithms, Computational Thinking, Data Analysis, Data Structures, Theoretical Computer Science, Network Analysis, Analysis, Programming Principles, Python Programming, Program Development
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Web Services, Extensible Markup Language (XML), Java Platform Enterprise Edition (J2EE), Java, Web Applications, Program Development
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Pipelines, Prospecting and Qualification, Sales Development, Sales Process, Persuasive Communication, Communication, Value Propositions, B2B Sales, Technical Sales, Sales Prospecting, Overcoming Objections, Communication Strategies, Customer Relationship Management (CRM) Software, Product Demonstration, Sales, Sales Strategy, Lead Generation, Market Analysis, Market Dynamics, Market Research
Beginner · Course · 1 - 4 Weeks