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.

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, R Programming, Medical Privacy, Clinical Research Ethics, Google Cloud Platform, Data Ethics, Data Science, Health Informatics, Statistical Programming, Data Wrangling, Data Processing, Electronic Medical Record, Data Manipulation, SQL, Data Access, Query Languages
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Investment Management, Wealth Management, Asset Management, Investments, FinTech, Financial Trading, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Big Data, Artificial Neural Networks, Machine Learning
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, Test Tools, Secure Coding, Android Development, Application Security, Software Design, Mobile Security
Mixed · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Data-Driven Marketing, Marketing Analytics, Customer Analysis, Business Marketing, Advanced Analytics, Marketing Strategies, Business Analytics, Statistical Programming, Customer Insights, R Programming, R (Software), Customer Data Management, Data-Driven Decision-Making, Data Analysis Software, Target Market, Predictive Analytics, Statistical Analysis, Statistical Modeling, Predictive Modeling, Statistical Methods
Mixed · Course · 1 - 3 Months

Skills you'll gain: Consultative Selling, Verbal Communication Skills, Communication, Consumer Behaviour, Selling Techniques, Trustworthiness, Marketing Psychology, Communication Strategies, Customer Analysis, Persuasive Communication, Sales, General Sales Practices, Sales Strategy, Needs Assessment, Customer Relationship Building, Motivational Skills, Rapport Building, Customer Insights, Relationship Building, Empathy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, Selenium (Software), Code Reusability
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

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: Virtual Networking, Open Shortest Path First (OSPF), Computer Networking, Network Engineering, Network Planning And Design, TCP/IP, General Networking, OSI Models, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Security Controls, Network Switches, Event Monitoring, Local Area Networks, Cloud Infrastructure, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data
Intermediate · Specialization · 1 - 3 Months

EC-Council
Skills you'll gain: Penetration Testing, Cybersecurity, Threat Management, Cloud Security, Mobile Security, Vulnerability Assessments, Network Security, Cyber Security Assessment, Application Security, Threat Detection, Security Testing, Cyber Attacks, Brute-force attacks, MITRE ATT&CK Framework, Encryption, Vulnerability Scanning, Cloud Computing, Exploitation techniques, Web Applications, Wireless Networks
Beginner · Course · 1 - 3 Months
Illinois Tech
Skills you'll gain: Linux, Cloud-Native Computing, Network Security, Linux Administration, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Network Troubleshooting, Operating System Administration, Cloud Platforms, Cloud Storage, Linux Commands, Cloud Technologies, Software-Defined Networking, User Accounts, Network Engineering, Network Monitoring, Cloud Services, Data Infrastructure
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Instagram, Content Scheduling, Social Media Content, Social Media, Social Media Management, Social Media Marketing, Social Media Strategy, Content Creation, Storytelling, Photo Editing
Beginner · Guided Project · Less Than 2 Hours