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.

Simplilearn
Skills you'll gain: Product Promotion, Search Engine Optimization, Paid media, E-Commerce, Logistics Management, Promotions and Campaigns, Logistics, Product Marketing, Promotional Strategies, Product Knowledge, Search Engine Marketing, Online Advertising, Content Optimization, Social Media Marketing, Advertising, User Feedback
★ 3.9 (8) · Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Online Advertising, Data Visualization, Digital Advertising, Advertising, Analytics, Big Data, Paid media, Social Media Strategy, Social Media, Data Ethics, Marketing, Digital Media Strategy, Social Media Marketing, Data-Driven Decision-Making, Business Analytics, Social Media Analytics, Business Transformation, Social Media Campaigns, Return On Investment, Descriptive Analytics
★ 4.7 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Cybersecurity, Vulnerability Assessments, Linux Administration, Linux Servers, Linux, Command-Line Interface, Linux Commands, Cryptography, File Management, Microsoft Windows, Unix Shell, Virtual Machines
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Training, Model Evaluation, Tensorflow, Computer Vision, Machine Learning Methods, Development Environment, Image Analysis, Machine Learning, Deep Learning, Data Persistence, Artificial Neural Networks
★ 5 (7) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, ChatGPT, Incident Response, Prompt Patterns, Prompt Engineering Tools, Responsible AI, Cyber Threat Intelligence, Computer Security Incident Management, AI Security, Vulnerability Management, Data Ethics, Incident Management, Vulnerability Assessments, Security Awareness, Cybersecurity, IT Automation, Computer Security Awareness Training, Cyber Security Strategy, AI Integrations, Threat Detection
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Software-Defined Data Center (SDDC), VMware vSAN, Virtualization, Data Centers, NSX-T Network Virtualization, Virtual Networking, Virtualization and Virtual Machines, vSphere Networking and Storage, Virtual Machines, IT Infrastructure, Software-Defined Networking, Network Infrastructure, Infrastructure Architecture, Servers, Cloud Management, Scalability
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Encryption, Malware Protection, Distributed Denial-Of-Service (DDoS) Attacks, Computer Security Awareness Training, Cybersecurity, Cyber Attacks, Identity and Access Management, Security Awareness, Exploitation techniques, Security Controls, Cryptography, Data Security, Personally Identifiable Information, User Accounts, Key Management, Human Factors (Security), Email Security, General Data Protection Regulation (GDPR), Cyber Risk, Information Privacy
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Security Information and Event Management (SIEM), System Configuration, System Monitoring, Security Controls, Google Cloud Platform, Event Monitoring, Linux Servers, Docker (Software), Linux Administration, Software Installation, Real Time Data, Cloud Computing, Data Security
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Planning, Debugging, Browser Compatibility, Performance Testing, Security Testing, Software Testing, System Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Integration Testing, Development Testing, Test Case, Test Automation, Continuous Delivery, Software Development Tools, Site Reliability Engineering
Intermediate · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Routing Protocols, Network Engineering, Network Routers, Virtual Private Networks (VPN), Network Routing, Network Architecture, Network Protocols
Beginner · Course · 1 - 3 Months

Skills you'll gain: Meta Ads Manager, Target Audience, Facebook, Advertising Campaigns, Instagram, Social Media Campaigns, Marketing, Online Advertising, Advertising, Campaign Planning, Goal Setting, Social Media, Promotions and Campaigns, Digital Advertising, Campaign Management, Paid media, Social Media Marketing, Marketing Strategy and Techniques, Content Creation
★ 5 (8) · Intermediate · Guided Project · Less Than 2 Hours

FAIR Institute
Skills you'll gain: Cyber Risk, Risk Appetite, Cyber Governance, Risk Management Framework, Risk Management, Regulatory Compliance, Regulatory Requirements, Risk Analysis, Law, Regulation, and Compliance, Enterprise Risk Management (ERM), Cyber Security Strategy, Business Risk Management, Governance Risk Management and Compliance, Insurance, Compliance Management, Asset Protection, Business Communication, Strategic Communication, Business Reporting, Management Reporting
Intermediate · Course · 1 - 4 Weeks