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.

Stanford University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Bioinformatics, Theoretical Computer Science, Network Model, Programming Principles, Social Network Analysis, Network Analysis, Computational Thinking, Analysis, Computer Science, Network Routing, Probability, Pseudocode, Computational Logic, Operations Research
Intermediate · Specialization · 3 - 6 Months

Qualcomm Academy
Skills you'll gain: Wireless Networks, Telecommunications, Emerging Technologies, Internet Of Things, General Networking, Technology Strategies, Network Infrastructure
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Business Continuity, Threat Detection, Endpoint Security, Cyber Security Policies, Incident Response, Cyber Governance, Vulnerability Assessments, Network Security, Application Security, Cloud Security, Risk Management, Encryption, Authentications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploit development, Network Security, Vulnerability, Cybersecurity, Vulnerability Assessments, Information Systems Security, Data Persistence, Virtual Machines
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Pandas (Python Package), Data Manipulation, NumPy, Data Cleansing, Data Transformation, Data Preprocessing, Data Science, Statistical Analysis, Pivot Tables And Charts, Data Analysis, Python Programming, Data Import/Export, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Prompt Patterns, MarTech, Strategic Marketing, AI Enablement, Personalized Service, Data Ethics, Customer Relationship Management (CRM) Software, Artificial Intelligence, Prototyping, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Responsible AI, AI Workflows, Deep Learning, Content Creation, Machine Learning, Image Analysis, Context Management, Decision Making
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Mainframe Computing, z/OS, Virtualization, Virtualization and Virtual Machines, IBM Cloud, Hardware Architecture, Infrastructure Architecture, Enterprise Security, Computer Security, Computer Systems, Computer Hardware, Cryptography
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Data Lakes, Amazon DynamoDB, Amazon Web Services, Serverless Computing, Cloud Computing, Amazon S3, Scalability, Cloud Infrastructure, Amazon Elastic Compute Cloud, Event-Driven Programming, Cloud Security, Solution Architecture, Data Visualization, Cloud Storage, Data Architecture, Cloud Computing Architecture, API Gateway, Software Architecture
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Terraform, Load Balancing, Infrastructure as Code (IaC), Cloud Computing, Managed Services, Solution Architecture, Virtual Machines, Network Infrastructure, Virtual Private Networks (VPN), Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Information Systems Security, Cyber Security Policies, Data Ethics, Cyber Governance, Application Security, Cyber Risk, Computer Security, General Data Protection Regulation (GDPR), Responsible AI
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Revenue Recognition, Data Visualization, Data Literacy, Accrual Accounting, Infographics, Cash Flows, Accounting, Data Collection, Data Quality, Business Analytics, Financial Statements, Financial Accounting, Business Analysis, Big Data, Analytics, Asset Management, Data Analysis, Intellectual Property, Network Model
Intermediate · Specialization · 3 - 6 Months
Google Cloud
Skills you'll gain: User Provisioning, Data Governance, Google Workspace, Data Loss Prevention, Gmail, User Accounts, Google Gemini, Information Management, Email Security, Data Management, Data Security, Document Management, Identity and Access Management, Mobile Security, Records Management, Data Storage, Security Management, Cloud Security, Group Policy, Technical Support
Beginner · Professional Certificate · 1 - 4 Weeks