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: Public Key Infrastructure, Cryptography, Key Management, Encryption, Windows Servers, Infrastructure Security, Active Directory, Network Infrastructure, Authentications, Cybersecurity, System Configuration, Configuration Management, Data Integrity
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Medical Privacy, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Governance, Security Management, Computer Security Incident Management, Personally Identifiable Information, Law, Regulation, and Compliance, Data Security, Governance, Information Assurance, Document Management, Security Controls, Threat Management, Health Information Management, General Data Protection Regulation (GDPR), Compliance Management, Regulatory Compliance, Training Programs, Compliance Training
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes, YAML, Microservices, Containerization, Cloud Platforms, DevOps, Application Deployment, Cloud Computing Architecture, Virtual Networking, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Reconciliation, QuickBooks (Accounting Software), Spreadsheet Software, Accounting Records, Investigation, Variance Analysis, Financial Statements, Accounts Payable, Financial Controls, Financial Auditing, Fraud detection, Analysis, Verification And Validation, Payment Processing
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Cloud-Native Computing, Grafana, Web Services, Web Applications, Software Architecture, Development Environment, Object Oriented Design, CI/CD, Programming Principles, Computer Programming, Program Development, Network Security, Other Programming Languages, Software Development Tools, Data Structures, Data Sharing
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Linux, Cybersecurity, Operating System Administration, Operating Systems, Windows PowerShell, Unix Commands, Microsoft Windows, Computer Systems, Mac OS
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Bidding, Facebook, Keyword Research, Pay Per Click Advertising, Online Advertising, Campaign Management, Performance marketing, Advertising Campaigns, Social Media Campaigns, Pinterest, Search Engine Marketing, Social Media, Lead Generation, Marketing, Paid media, TikTok, Advertising, Social Media Marketing, Digital Advertising
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Wireless Networks, Network Architecture, General Networking, Interoperability, Telecommunications, Emerging Technologies, Automation, Cloud Deployment, Strategic Thinking, Vendor Management, Cost Reduction, Innovation, Scalability
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Restful API, SQL, React Native, Databases, Data Persistence, Mobile Development, Data Storage Technologies, JSON, Data Management, Network Model, Application Development, Authentications
Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Marketing Budgets, Peer Review, Key Performance Indicators (KPIs), Social Media Marketing, Strategic Marketing, Marketing Strategies, Marketing Effectiveness, Social Media, Social Media Strategy, Marketing Planning, Performance Measurement, Business Planning, Market Analysis, Customer Engagement, Planning
Mixed · Course · 1 - 3 Months

Skills you'll gain: TCP/IP, Network Routers, Network Routing, Network Security, Network Administration, Network Protocols, Network Troubleshooting, Network Switches
Intermediate · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Data Literacy, digital literacy, Personally Identifiable Information, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Journalism, Data Sharing, Big Data, Information Privacy, Data-Driven Decision-Making, Data Security, Law, Regulation, and Compliance, Data Collection, Algorithms
Beginner · Course · 1 - 4 Weeks