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: Cloud-Native Computing, Software-Defined Networking, Cloud Deployment, Virtual Networking, Cloud Infrastructure, Network Infrastructure, Application Deployment, Cloud Platforms, Containerization, Computer Networking, Network Architecture, Kubernetes, Microservices, Infrastructure Architecture, Virtualization, Hardware Architecture
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Surveys, Employee Surveys, User Feedback, Work Order, Self Service Technologies, IT Management, User Accounts, Workflow Management, Customer Communications Management
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Security Management, Data Management, Security Testing, Identity and Access Management, Role-Based Access Control (RBAC), Authorization (Computing), Network Analysis
Beginner · Project · Less Than 2 Hours

Atlassian
Skills you'll gain: Collaborative Software, Team Oriented, Intranet, Databases, Calendar Management, Content Management, Content Creation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Pipelines, Dataflow, Data Warehousing, Extract, Transform, Load, Data Quality, Data Cleansing, Data Integration, Google Cloud Platform, Performance Tuning, Data Processing, Data Validation, Apache Spark, Cloud Services, Scalability, Data Transformation, Serverless Computing
Intermediate · Course · 1 - 4 Weeks
Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Large Language Modeling, Responsible AI, Generative AI, LLM Application, Data Ethics, AI Workflows, Business Ethics, ChatGPT, AI Enablement, AI Product Strategy, Case Studies, Regulatory Requirements, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Computer Vision, Natural Language Processing, Reinforcement Learning, Data Processing, Data Science
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Email Automation, Agentic Workflows, AI Workflows, Multimodal Prompts, Tool Calling, Calendar Management, Machine Learning Methods, Scheduling, AI Security, Text Mining, Classification Algorithms, JSON
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Firewall, Network Security, Linux, Linux Administration, Security Controls, Hardening, Ubuntu, File Management, Authorization (Computing), File Systems, System Configuration, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Wireless Networks, Network Security, Local Area Networks, Network Infrastructure, Network Administration, System Configuration, Authentications, Encryption
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java, Scalability, Load Balancing, Restful API, Web Applications, File Management
Mixed · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Social Media Marketing, Social Media Management, Social Media Strategy, Social Media Campaigns, Brand Management, Campaign Management, Instagram, Content Creation, Performance Analysis, Web Analytics, Target Audience, Brand Awareness, Digital Advertising, Advertising Campaigns, Facebook, Digital Marketing, Pinterest, LinkedIn, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Influencing, Professional Networking, Persuasive Communication, Overcoming Objections, Relationship Building, Stakeholder Engagement, Stakeholder Management, Rapport Building, Communication, Leadership, Organizational Effectiveness, Target Audience, Interpersonal Communications, Trustworthiness, General Networking
Intermediate · Course · 1 - 4 Weeks