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: Email Security, Web Analytics and SEO, Apache, Public Key Infrastructure, User Accounts, Control Panels, Data Security, Encryption, Web Servers, PHP (Scripting Language), System Configuration, Performance Tuning, Server Administration
Mixed · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Cloud Engineering, Site Reliability Engineering, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud-Native Computing, Kubernetes, Continuous Delivery, AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), System Monitoring, Serverless Computing, Performance Testing, Scenario Testing
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, Network Support, Network Performance Management, Network Administration, System Configuration, System Monitoring, Network Protocols, Network Planning And Design, Telecommunications, Network Routing, Communication Systems, Endpoint Security, Capacity Management, Application Performance Management, Configuration Management, Scalability, Service Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Equities, Balance Sheet, Financial Accounting, Corporate Finance, Financial Statements, Financial Analysis, Corporate Accounting, Financial Reporting, Accounting, Market Liquidity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Postman API Platform, API Design, Application Programming Interface (API), API Testing, Authentications, Object-Relational Mapping, Development Environment, Microsoft Development Tools, Microsoft Visual Studio, Web Development Tools, Authorization (Computing), Endpoint Security, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon Elastic Compute Cloud, Amazon Web Services, Cloud Hosting, Front-End Web Development, React.js, Javascript, Web Development Tools, Full-Stack Web Development, Web Applications, Cloud Security, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Architecture and Administration, Data Management, Data Warehousing, Database Design, SQL, Transaction Processing, Stored Procedure, Data Security, Disaster Recovery, Encryption, Server Side, Data Encryption Standard, Data Integrity
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Generative AI, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Model Evaluation, MLOps (Machine Learning Operations), AI Workflows, System Monitoring, Feature Engineering, Continuous Monitoring, Applied Machine Learning, Data Preprocessing, Advanced Analytics, Artificial Intelligence, Deep Learning, Data Processing, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Work Breakdown Structure, Calendar Management, Project Schedules, Project Management, Project Management Software, Project Planning, Timelines, Scheduling, Milestones (Project Management), Dependency Analysis, Data Visualization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Visualization (Computer Graphics), Cascading Style Sheets (CSS), Computer Graphics, Web Components, Animations, Typography, Semantic Web, Web Content Accessibility Guidelines, Scalability
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Hybrid Cloud Computing, vCenter Server, VMware ESX Servers, vSphere Networking and Storage, Cloud Management, NSX-T Network Virtualization, Virtual Machines, Cloud Infrastructure, Virtualization and Virtual Machines, IT Automation, Cloud Computing, Network Troubleshooting, Automation, Scripting, Performance Tuning, Application Programming Interface (API), System Monitoring
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Release Management, Virtual Environment, Multi-Tenant Cloud Environments, Configuration Management, Cloud Management, Generative AI Agents, Google Cloud Platform
Beginner · Project · Less Than 2 Hours