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.

LearnQuest
Skills you'll gain: Emerging Technologies, Internet Of Things, Network Security, Wireless Networks, Mobile Security, Cybersecurity, Telecommunications, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Media Planning, Social Media Marketing, Google Ads, Email Marketing, Social Media Strategy, Order Fulfillment, Paid media, Social Media Management, Online Advertising, Search Engine Optimization, Performance Measurement, Spreadsheet Software, Client Services, Campaign Management, E-Commerce, Loyalty Programs, Marketing, Web Presence, Interviewing Skills
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Internet Of Things, Cybersecurity, Cyber Security Strategy, Information Systems Security, Cyber Engineering, Cyber Security Policies, Cyber Attacks, Security Awareness, Information Privacy, Data Security, Emerging Technologies, Enterprise Security, Health Technology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Budget Management, Budgeting, Operating Budget, Financial Modeling, Financial Data, Financial Forecasting, Cost Control, Fiscal Management, Business Modeling, Financial Planning, Business Workflow Analysis, Cross-Functional Collaboration, Planning, Business Analysis, Process Mapping, Business Operations, Microsoft Excel, Business Communication, Process Improvement, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Network Protocols, Cyber Attacks, Threat Management, Threat Modeling, Security Controls, Responsible AI, Cyber Security Policies, Agile Product Development, Data Security, Security Awareness, Computer Security Awareness Training, Computer Security, Agile Methodology, Cyber Security Assessment, Network Security, TCP/IP, Incident Response, Threat Detection, Risk Management
Intermediate · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Compensation Strategy, Wealth Management, Compensation and Benefits, Compensation Management, Income Tax, Financial Planning, Asset Management, Tax, Benefits Administration, Cash Management, General Finance, Tax Planning, Cash Flows, Entrepreneurship, Human Capital, Professional Development, Personal Development, Organizational Structure, Risk Management, Business Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Forecasting, Variance Analysis, Financial Data, Financial Modeling, Forecasting, Budgeting, Operating Budget, Revenue Forecasting, Financial Analysis, Management Reporting, Time Series Analysis and Forecasting, Analysis, Financial Planning, Statistical Analysis, Performance Measurement, Microsoft Excel, Performance Analysis, Performance Reporting, Statistical Methods, Financial Controls
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Forecasting, Financial Statement Analysis, Budgeting, Variance Analysis, Financial Modeling, Management Reporting, Financial Planning, Corporate Finance, Data Storytelling, Key Performance Indicators (KPIs), Generative AI, Scenario Testing, Prompt Engineering, Risk Management, Microsoft Excel, Accrual Accounting, Stakeholder Management, Anomaly Detection, Data Visualization, Performance Stress Testing
Beginner · Professional Certificate · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: SQL, Relational Databases, Database Design, Database Application, Data Integrity, Stored Procedure, Database Architecture and Administration, Database Development, Database Management, Query Languages, Data Store, Performance Tuning, Graph Theory, Data Modeling, Extensible Markup Language (XML), Extensible Languages and XML, Data Access, Application Design, Performance Management, Network Troubleshooting
Advanced · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Shell Script, Linux Administration, Linux, Systems Administration, Operating System Administration, Linux Servers, Web Servers, Apache, Unix Shell, Bash (Scripting Language), Unix Commands, Nginx, Vulnerability Assessments, Virtualization and Virtual Machines, File Systems, File Management, Virtualization, Command-Line Interface, Network Troubleshooting, Linux Commands
Beginner · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Vulnerability Management, Cybersecurity, Cyber Attacks, Cyber Security Policies, Security Management, Vulnerability Assessments, Cyber Security Strategy, Network Security, Threat Management, Security Controls, Continuous Monitoring, Firewall, Virtual Private Networks (VPN), Intrusion Detection and Prevention, Human Factors (Security)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Visualization, Data Presentation, Data Literacy, Dashboard Creation, Interactive Data Visualization, Business Intelligence, Data Synthesis, Exploratory Data Analysis, Data Wrangling, Data Cleansing, Data Integration, Data Analysis, Analytics, Data Transformation, Stakeholder Communications, Data Quality, Data Sharing, Data Import/Export
Intermediate · Course · 1 - 4 Weeks