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.

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Application Security, Vulnerability Management, Event Monitoring, Security Controls, Exploitation techniques, Data Integrity, Continuous Monitoring, System Monitoring, Patch Management, Identity and Access Management, Multi-Factor Authentication, Incident Response, Server Side, CI/CD
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Cyber Threat Intelligence, Threat Management, Vulnerability Assessments, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Penetration Testing, Vulnerability Management, Cybersecurity, Incident Management, Cyber Security Policies, Security Strategy, Risk Mitigation, Emergency Response, Network Analysis, Technical Writing
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Business Planning, Plan Execution, Strategic Thinking, Business Strategies, Business Strategy, Strategic Decision-Making, FinTech, Strategic Partnership, Work Breakdown Structure, Decision Making, Market Opportunities, Solution Design, Proposal Development, Financial Services, Business Modeling, Competitive Analysis, Market Analysis, Case Studies, Needs Assessment
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtualization and Virtual Machines, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Cloud Technologies, Virtual Networking, Software-Defined Networking, Network Engineering, Network Monitoring, Data Centers, Virtual Local Area Network (VLAN), Cloud Security
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Persuasive Communication, Storytelling, Presentations, Data Visualization, Driving engagement, Communication, Marketing Analytics, Business Priorities, Data-Driven Decision-Making, User Feedback, Google Analytics, Stakeholder Communications, Stakeholder Engagement
Beginner · Course · 1 - 4 Weeks

MongoDB Inc.
Skills you'll gain: Data Transformation, MongoDB, Data Manipulation, Data Processing, Data Integration, NoSQL, Data Migration, Data Analysis, Query Languages, Data Preprocessing, Data Pipelines, Unstructured Data, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Keras (Neural Network Library), Data Preprocessing, Artificial Neural Networks, Statistical Visualization, Predictive Modeling, Model Training, Tensorflow, Applied Machine Learning, Feature Engineering, Data Processing, Data Science, Predictive Analytics, Data Manipulation, Deep Learning, Data Wrangling, Machine Learning, Model Evaluation, Regression Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Digital Marketing Institute
Skills you'll gain: LinkedIn, Content Performance Analysis, Campaign Management, Social Media Campaigns, Social Media Marketing, Digital Media Strategy, Online Advertising, Social Media, Digital Advertising, Social Media Content, Marketing, B2B Sales, Social Media Management, Professional Networking, Digital Marketing Campaigns, Advertising Campaigns, Social Media Strategy, Business Marketing, Marketing Analytics, Video Production
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Anomaly Detection, Continuous Monitoring, System Monitoring, Virtual Machines, Network Security, Virtualization and Virtual Machines, Event Monitoring, Network Monitoring, Network Analysis
Intermediate · Course · 1 - 3 Months

Tencent Cloud
Skills you'll gain: Cloud Computing Architecture, Cloud Solutions, Cloud Computing, Cloud Infrastructure, Solution Architecture, Serverless Computing, Cloud Services, Infrastructure Architecture, Network Architecture, Virtual Networking, Cloud Management, API Gateway, Scalability, Performance Tuning, Network Performance Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Exploratory Data Analysis, Data Storytelling, Data Presentation, Data Analysis, Model Evaluation, Interactive Data Visualization, No-Code Development, Market Data, Business Analytics, Data Science, Model Training, Model Deployment, Model Optimization, Applied Machine Learning, Data Ethics, Dashboard Creation, Machine Learning, Predictive Modeling, Data Visualization
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Bookkeeping, Balancing (Ledger/Billing), Accounting Records, Ledgers (Accounting), Cash Management, Cash Flows, General Accounting, General Ledger, Financial Reporting, Record Keeping, Financial Statements, Equities
Beginner · Course · 1 - 4 Weeks