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.

SkillUp
Skills you'll gain: Group Policy, Dynamic Host Configuration Protocol (DHCP), Azure Active Directory, Active Directory, Windows Servers, Hyper-V, Remote Access Systems, iSCSI Configuration, Virtual Private Networks (VPN), Containerization, Kubernetes, Microsoft Servers, Microsoft Windows, Docker (Software), Hybrid Cloud Computing, Virtualization, Virtual Machines, Server Administration, Network Administration, Virtual Networking
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Software Documentation, API Testing, Test Automation, Generative AI, Software Testing, AI Security, Vulnerability Scanning, Vulnerability Assessments, Test Case, Secure Coding, Full-Stack Web Development, Technical Documentation
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Transformation, Network Performance Management, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Account Strategy, Account Management, Return On Investment, Sales Management, Sales Strategy, Risk Management, Loyalty Programs, Customer Advocacy, Performance Measurement, Sales, Digital Transformation, Sales Process, Business Risk Management, Business Priorities, Business Transformation, Innovation, Drive Engagement, Customer Retention, Business Leadership, Telecommuting
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Firewall, Google Cloud Platform, Cloud Infrastructure, Network Administration, Network Infrastructure, Virtual Networking, Network Security, Intrusion Detection and Prevention, Cloud Security, Infrastructure Security, Infrastructure Architecture
Beginner · Project · Less Than 2 Hours

The State University of New York
Skills you'll gain: Digital Assets, Blockchain, Market Liquidity, FinTech, Financial Market, Cryptographic Protocols, Financial Systems, Distributed Computing, Governance, Financial Policy, Identity and Access Management, Financial Trading, Financial Regulations, Financial Regulation, Web Applications, Transaction Processing, Digital Transformation, Payment Processing, Financial Services, System Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Technical Communication, Language Competency, English Language, Health Technology, Telecommuting, Language Learning, End User Training and Support, Vocabulary, Oral Comprehension, Education Software and Technology, Grammar, Data Security
Mixed · Course · 1 - 3 Months
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), API Design, Cloud API, Restful API, Server Side, Web Development, Servers, JSON, Software Documentation, Web Applications, Javascript, Web Services, Technical Documentation, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cost Estimation, Project Estimation, Project Scoping, Work Breakdown Structure, Cost Management, Project Planning, Project Schedules, Sprint Planning, Project Controls, Scope Management, Estimation, Earned Value Management, Scheduling, Project Management, Timelines, Change Control, Variance Analysis, Dependency Analysis, Network Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Logo Design, Adobe Illustrator, Typography, Layout Design, Graphic and Visual Design, Graphic Design, Design Reviews, Branding, Design Elements And Principles, Design, Game Design, Computer Graphic Techniques, Computer Graphics, Color Theory, Image Quality, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, AI Orchestration, AI Integrations, Advanced Analytics, Enterprise Architecture, Automation, Artificial Intelligence, Continuous Improvement Process, Data Quality, Scalability, Performance Tuning, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Deployment, Tensorflow, Keras (Neural Network Library), Google Cloud Platform, Model Optimization, Model Training, Data Pipelines, Cloud Deployment, Deep Learning, Data Preprocessing, Feature Engineering, Predictive Modeling, Model Evaluation, Data Import/Export, Artificial Neural Networks, Data Manipulation
Intermediate · Course · 1 - 3 Months