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 Boulder
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Tree Maps, Network Analysis, Computational Thinking, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Platform, Microsoft Power Automate/Flow, Power BI, Dashboard, No-Code Development, Data Visualization, Power Apps Component Framework, Business Intelligence, Business Process Automation, Application Development, Data Integration, Performance Analysis, Application Design, Automation, Data Security, Business Process, Computing Platforms, Microsoft Teams, Data Analysis Software, Data Modeling
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cyber Governance, Security Management, Incident Management, Cyber Security Strategy, Business Continuity, Disaster Recovery, IT Management, Cybersecurity, Information Systems Security, Governance, Cyber Risk, Cyber Security Policies, Security Controls, Asset Management, Security Requirements Analysis, Information Assurance, Key Performance Indicators (KPIs), Leadership and Management, Leadership, Technical Communication
Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Relational Databases, Database Management, SQL, Databases, Database Design, Database Management Systems, Database Architecture and Administration, Information Systems, MySQL, Query Languages, Data Modeling, Transaction Processing, Information Systems Security, Performance Tuning, Conceptual Design
Intermediate · Course · 1 - 3 Months

Google - Spectrum Sharing
Skills you'll gain: Public Key Infrastructure, Wireless Networks, Technical Communication, Communication Systems, Network Infrastructure, Global Positioning Systems, System Configuration, Record Keeping, Verification And Validation, Technical Services, Data Entry, Data Validation
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Database Design, Software Design Patterns, OpenAI API, Application Design, Database Management, AI Enablement, Software Architecture, System Design and Implementation, Software Development, Query Languages, Secure Coding, Application Programming Interface (API), Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: C (Programming Language), C++ (Programming Language), Object Oriented Programming (OOP), Data Structures, Programming Principles, Algorithms, Computer Programming, Software Design, Application Security, Other Programming Languages, Python Programming, Java Programming, System Programming, Computer Architecture, Performance Tuning, Unix, Computer Science, Debugging
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Open Source Technology, Linux, Package and Software Management, Shell Script, Linux Administration, Ubuntu, Linux Commands, Microsoft Windows, Unix Shell, Windows PowerShell, User Accounts, Bash (Scripting Language), Command-Line Interface, Systems Administration, Unix, Operating Systems, Scripting, Control Panels, Windows Servers, Security Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Data Governance, Data Security, Cybersecurity, Data Management, Data Ethics, Cyber Governance, Security Controls, Cyber Risk, Data Access, Encryption, Risk Management Framework
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Penetration Testing, Threat Detection, Vulnerability Assessments, Threat Modeling, Cybersecurity, Vulnerability Management, Exploitation techniques, Risk Management Framework, Cyber Attacks, Security Testing, Information Technology, Security Requirements Analysis, Cyber Risk, Human Factors (Security), Application Servers, Web Servers
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Loans, Lending and Underwriting, Blockchain, Commercial Lending, Derivatives, FinTech, Market Liquidity, Financial Trading, Securities (Finance), Digital Assets, Liquidation, Transaction Processing, Asset Management, Arbitration, Portfolio Management, Governance
Intermediate · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Correlation Analysis, Data Transformation, Data Manipulation, Data Visualization Software, Performance Tuning, Dashboard, Data Analysis Expressions (DAX), Statistical Analysis, Data Processing, Security Information and Event Management (SIEM), Data Analysis, Data Synthesis, Data Modeling, Ad Hoc Reporting, Time Series Analysis and Forecasting, Business Intelligence, Big Data, Data Science, Business Analytics
Beginner · Specialization · 3 - 6 Months