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: Data Preprocessing, Applied Machine Learning, Feature Engineering, Digital Signal Processing, Data Transformation, Model Evaluation, Time Series Analysis and Forecasting, Data Pipelines, Data Manipulation, Data Wrangling, System Design and Implementation, NumPy
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Linux Servers, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Operating System Administration, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Malware Protection, Identity and Access Management, Linux Commands, Incident Response, Networking Hardware, TCP/IP, Cybersecurity, Linux Administration, Network Security, Network Protocols, Linux Servers, Cloud Security, Operating Systems, Responsible AI, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Resource Allocation, Timelines, Project Performance, Project Portfolio Management, Goal Setting, Root Cause Analysis, Resource Management, Dashboard, Project Coordination, Variance Analysis, Trend Analysis, Scheduling, Stakeholder Communications, Project Schedules, Project Management, Project Management Software, Capacity Planning, Portfolio Management, Power BI, Strategic Planning
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Email Marketing, Campaign Management, Content Performance Analysis, Workflow Management, Operational Efficiency, Marketing Operations, Timelines, Coordination, Advertising Campaigns, Performance Analysis, Collaborative Software, Asset Management, Business Workflow Analysis, Process Management, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Risk Analysis, Data-Driven Decision-Making, Strategic Decision-Making, Decision Making, Business Risk Management, Business Analysis, Analytical Skills, Complex Problem Solving, Microsoft Excel, Business Strategy, Probability, Quantitative Research, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Flow Diagrams (DFDs), Diagram Design, Data Mapping, Data Literacy, Data Pipelines, Data Visualization, Dataflow, Data Presentation, Technical Communication, Data Store, Data Processing, Data Transformation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Team Oriented, Project Management Software, Workflow Management, Timelines, Project Management, Project Implementation, Project Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Epic EMR, Health Informatics, Data Mapping, Clinical Informatics, Clinical Data Management, Data Dictionary, Electronic Data Capture (EDC), Health Information Management, Data Analysis, Patient-centered Care, Electronic Medical Record, Extract, Transform, Load, Data Transformation, Data Integrity, Data Quality, Data Validation, Data Collection, Data Access
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Terraform, Infrastructure as Code (IaC), Business Continuity Planning, Capacity Management, Business Continuity, Data Infrastructure, Data Warehousing, Cost Management, Performance Analysis, Data Architecture, Benchmarking, IT Infrastructure, Cloud Deployment, AWS CloudFormation, Cloud Computing Architecture, Automation
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Risk Analysis, Business Risk Management, Simulation and Simulation Software, Return On Investment, Data Analysis, Data Modeling, Financial Modeling, Microsoft Excel, Data-Driven Decision-Making, Probability Distribution, Business Modeling, Strategic Decision-Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Database Architecture and Administration, Database Development
Beginner · Course · 1 - 4 Weeks