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: Customer Relationship Management (CRM) Software, Email Marketing, Data Mapping, Marketing Automation, Data Validation, Customer Relationship Management, Gmail, Email Automation, Marketing Effectiveness, Data Integration, Marketing, Customer Data Management, Personalized Campaigns, Data Quality, Data Import/Export, Operational Efficiency
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaborative Software, Organizational Skills, Document Management, Project Management Software, Project Coordination, Telecommuting, Project Management, Productivity Software, Project Documentation, Internal Communications, Data Security, File Management, User Accounts, Information Privacy, Account Management
★ 4.6 (16) · Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Command-Line Interface, Linux, Ubuntu, Linux Administration, Linux Commands, Operating System Administration, Bash (Scripting Language), Software Installation, System Configuration, Network Troubleshooting, User Accounts, Networking Hardware, Network Support, Open Source Technology, File Management, Package and Software Management, Scripting
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Timelines, Project Schedules, Calendar Management, Project Management, Time Management, Scheduling, Project Management Software, Stakeholder Communications, Stakeholder Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Spring Boot, JUnit, Real Time Data, Java, Data Pipelines, Unit Testing, Restful API, Integration Testing, Scalability
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Ansible, Red Hat Enterprise Linux, Package and Software Management, User Accounts, IT Automation, Software Installation, OS Process Management, Devops Tools, Linux Administration, File Systems, Linux Commands, Network Administration, Data Storage, Automation, Infrastructure as Code (IaC), YAML, Scripting, Linux, Linux Servers, System Configuration
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Cybersecurity, Malware Protection, Penetration Testing, Cyber Security Assessment, Threat Detection, Threat Management, Distributed Denial-Of-Service (DDoS) Attacks, Cyber Attacks, Exploitation techniques, Mobile Security, Information Systems Security, Computer Security, Network Security, Vulnerability Assessments, Human Factors (Security), Cloud Security, Persistence
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Brand Marketing, Brand Strategy, Brand Management, Brand Awareness, Campaign Management, Branding, Compliance Management, Compliance Auditing, Auditing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Engagement, Clinical Leadership, Strategic Leadership, Nursing Administration, Nursing Management, Strategic Decision-Making, Stakeholder Management, Leadership, Accountability, Nursing Practices, Stakeholder Communications, Decision Making, Leadership Development, Critical Thinking and Problem Solving, Communication Strategies, Strategic Thinking, Problem Solving, Communication Planning, Complex Problem Solving, Dealing With Ambiguity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Requirements Elicitation, Business Analysis, Business Analysis Tools, Business Requirements, Requirements Analysis, Product Roadmaps, Requirements Management, Stakeholder Analysis, Agile Project Management, Agile Methodology, Needs Assessment, Stakeholder Engagement
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Multi-Cloud, Cloud Computing Architecture, Cloud Deployment, Cloud Computing, Cloud Services, Terraform, Kubernetes, Cloud Infrastructure, Application Deployment, Cloud Platforms, Cloud Technologies, Containerization, Cloud Storage, Hybrid Cloud Computing, Microsoft Azure, Infrastructure as Code (IaC), Amazon Web Services, Threat Modeling
★ 4.9 (55) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Target Audience, Target Market, Agile Product Development, User Interface and User Experience (UI/UX) Design, UI/UX Strategy, Product Improvement, Product Development, Customer Analysis, User Experience, Business Metrics, Lean Methodologies, Persona Development, Product Management, Agile Methodology, New Product Development, Performance Measurement, Web Analytics, Product Marketing, User Feedback, Business Operations
Intermediate · Course · 3 - 6 Months