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.

Coursera
Skills you'll gain: Apache Airflow, Docker (Software), Git (Version Control System), Data Pipelines, Containerization, CI/CD, Debugging, Ansible, Continuous Deployment, Database Management, Performance Tuning, Infrastructure as Code (IaC), Continuous Integration, Workflow Management, DevOps, SQL, Automation, Configuration Management, Root Cause Analysis, Python Programming
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Sales, Sales Prospecting, Sales Training, Sales Strategy, Virtual Teams, Technical Sales, Sales Pipelines, Rapport Building, Sales Presentations, Relationship Building, Virtual Environment, Customer Engagement, Microsoft Teams, Consultative Selling, Global Marketing, Customer Relationship Building, Customer Relationship Management, Customer Retention, Customer Success Management, Drive Engagement
Beginner · Specialization · 1 - 3 Months

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

Skills you'll gain: Apache Spark, Distributed Computing, PySpark, Data Pipelines, Performance Tuning, Scalability, Debugging, Performance Analysis, Data Processing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Project Controls, Project Performance, Issue Tracking, Project Management Software, Real Time Data, Stakeholder Communications, Dashboard, Data Visualization
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: A/B Testing, Data-Driven Decision-Making, Business Analytics, Statistical Methods, Statistical Hypothesis Testing, Statistics, Estimation, Decision Making, Data Analysis, Analytical Skills, Statistical Inference, Statistical Analysis, Web Analytics, Sample Size Determination
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Sales Process, Sales Management, Sales Strategy, Sales, Management Training And Development, Coaching, Team Management, Cross-Functional Team Leadership, Cultural Diversity, Employee Coaching, Key Performance Indicators (KPIs), Communication, Business Leadership, Active Listening, Revenue Forecasting, Revenue Management, Customer Relationship Management (CRM) Software, Team Leadership, Performance Management, Negotiation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Image Analysis, Data Preprocessing, Computer Vision, Visualization (Computer Graphics), Data Transformation, Python Programming, NumPy, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Key Performance Indicators (KPIs), Interactive Data Visualization, Data Presentation, Business Intelligence, Web Analytics, Business Analytics, Requirements Elicitation, Data Storytelling, Performance Analysis, Requirements Analysis, Business Requirements, Stakeholder Analysis, Self Service Technologies
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, Project Management Software, Productivity Software, Business Workflow Analysis, Data Integration, Systems Integration, Cloud-Based Integration, Process Improvement, Process Optimization, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Project Management, Project Management Software, Project Coordination, Strategic Communication, Communication, Internal Communications, Team Oriented, Proactivity
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Organizational Skills, Workflow Management, Project Management Software, Collaborative Software, Team Oriented, Kanban Principles, Project Management, Data Visualization
Beginner · Course · 1 - 4 Weeks