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 at Buffalo
Skills you'll gain: Data Literacy, Data Ethics, Data-Driven Decision-Making, Analytics, Root Cause Analysis, Lean Methodologies, Six Sigma Methodology, Data Analysis, Operations, Operational Excellence, Case Studies, Lean Six Sigma, ISO 9000 Series, Lean Manufacturing, Quality Improvement, Process Improvement, Decision Making, Quality Management Systems, Data Quality, Data Security
★ 4.6 (138) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Statistical Analysis, Policty Analysis, Research, and Development, Program Evaluation, Policy Analysis, Data Analysis, Statistical Methods, Public Policies, Statistical Hypothesis Testing, Statistical Programming, Analytics, Analytical Skills, Statistical Software, Forecasting, R Programming, Data-Driven Decision-Making, Research Design, Science and Research, Time Series Analysis and Forecasting, Ggplot2
★ 4.7 (49) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Sales Pipelines, Overcoming Objections, Sales Management, Sales Process, Team Motivation, Sales Development, Performance Analysis, Regional Sales, Selling Techniques, Team Performance Management, Prospecting and Qualification, Sales Enablement, Sales Training, Sales, Performance Measurement, Dashboard, Management Training And Development, Customer Relationship Management (CRM) Software, Business Ethics, Customer Relationship Management
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
★ 4.3 (21) · Beginner · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Generative Model Architectures, Machine Learning Methods, Google Gemini, ChatGPT, OpenAI, Natural Language Processing, Artificial Intelligence and Machine Learning (AI/ML), Tensorflow, Prompt Engineering, Applied Machine Learning, Machine Learning, Deep Learning, Machine Learning Algorithms, Computer Vision, Predictive Modeling, Supervised Learning, Text Mining
★ 3.7 (67) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Leadership Development, Strategic Leadership, Leadership, Organizational Leadership, Follow Through, Professional Development, Adaptability, Business Priorities, Accountability, Plan Execution, Workflow Management, Organizational Skills, Prioritization, Standard Operating Procedure, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Model Evaluation, Predictive Modeling, Model Deployment, Model Training, Predictive Analytics, R (Software), R Programming, Data Analysis, Statistical Modeling, Statistical Analysis, Data Wrangling, Data Cleansing, Data Manipulation, Classification Algorithms, Data Import/Export, Data Preprocessing, Data Presentation, Machine Learning
★ 4.5 (33) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Delegation Skills, Accountability Frameworks, People Development, Team Performance Management, Management Training And Development, Follow Through, Team Building, Accountability, Constructive Feedback, Team Management, Leadership Development, Team Leadership, Leadership, Empowerment, Project Implementation, Project Design, Productivity, Performance Improvement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Amazon S3, Amazon Elastic Compute Cloud, Cloud-Native Computing, User Provisioning, Virtual Networking, User Accounts, Cloud Deployment, File Systems, Virtual Private Networks (VPN), Security Controls, Multi-Factor Authentication, Scalability
★ 4.6 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Nursing Administration, Financial Forecasting, Financial Reporting, Budget Management, Variance Analysis, Financial Statements, Financial Data, Forecasting, Financial Statement Analysis, Nursing Management, Financial Acumen, Financial Management, Fiscal Management, Budgeting, Balance Sheet, Operating Budget, Management Reporting, Financial Analysis, Data-Driven Decision-Making, Return On Investment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, IT Security Architecture, Package and Software Management, IT Infrastructure, Information Systems Security, Computer Networking, Systems Administration, Microsoft Windows, Technical Support and Services, OSI Models, Cybersecurity, Application Security, Cloud Management, Technical Support, Desktop Support, Network Troubleshooting, Disaster Recovery, Operating Systems, Help Desk Support, TCP/IP
★ 4.9 (37) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Risk Analysis, Data-Driven Decision-Making, Strategic Decision-Making, Decision Intelligence, Decision Making, Data Analysis, Risk Management, Analytics, Risk Appetite, Complex Problem Solving, Strategic Thinking, Organizational Strategy, Microsoft Excel, Probability, Quantitative Research
Intermediate · Course · 1 - 4 Weeks