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.

Coursera
Skills you'll gain: Google Workspace, Editing, Vocabulary, Persuasive Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, Network Troubleshooting, Desktop Support, Computer Displays, USB, Display Devices, TCP/IP, Virtual Local Area Network (VLAN), Operating System Administration, Hardware Troubleshooting, Mac OS, Microsoft Windows, General Networking, Technical Support and Services, Technical Support, Network Infrastructure, System Support, Local Area Networks, Network Protocols, Knowledge of Apple Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Data Visualization Software, Cloud Deployment, Data Visualization, Restful API, Data Mapping, Data Presentation, Interactive Data Visualization, Extract, Transform, Load, Dashboard Creation, Histogram, Data Store, Data Transformation, Amazon Web Services, Cloud Hosting, Scalability, Cloud Management, System Monitoring, NoSQL, Query Languages
★ 4.4 (16) · Beginner · Specialization · 1 - 3 Months

Pearson
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Administration, Network Protocols, Remote Access Systems, Network Performance Management, Network Troubleshooting, Network Security, Network Monitoring, System Configuration, Encryption
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Systems Analysis, Technical Support and Services, Virtual Environment, Virtualization and Virtual Machines, System Configuration, Record Keeping, Configuration Management
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, Google Cloud Platform, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Large Language Modeling, Deep Learning, Machine Learning
★ 4.6 (51) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), ASP.NET, Integration Testing, Object-Relational Mapping, API Design, Identity and Access Management, Enterprise Architecture, Distributed Computing, Authorization (Computing), Database Development, Database Management, Dependency Analysis, Data Validation, Transaction Processing
★ 4.5 (6) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Image Analysis, Generative Model Architectures, Model Training, Deep Learning, Model Evaluation
★ 4.7 (32) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Supervised Learning, Model Optimization, Feature Engineering, Applied Machine Learning, Object Oriented Programming (OOP), Unsupervised Learning, Model Evaluation, Statistical Machine Learning, Recurrent Neural Networks (RNNs), Object Oriented Design, Convolutional Neural Networks, Machine Learning Methods, Plot (Graphics), Transfer Learning, Machine Learning Algorithms, Data Visualization, Natural Language Processing, Seaborn, Python Programming, Deep Learning
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Cloud Computing, Cloud Platforms, Cloud Deployment, Cloud Services, Manufacturing Operations, Cybersecurity, Manufacturing Processes, Manufacturing and Production, Augmented and Virtual Reality (AR/VR), Blockchain, Cyber Attacks, Production Process, Emerging Technologies, Information Systems Security, Industrial Engineering, Augmented Reality, Virtual Environment, Artificial Intelligence and Machine Learning (AI/ML), Virtual Reality, Artificial Intelligence
★ 4.7 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Full-Stack Web Development, Back-End Web Development, JavaScript Frameworks, Application Deployment, Continuous Integration, Server Side, Microservices, Frontend Integration, NoSQL, API Design, Software Technical Review, Continuous Deployment, Web Development, Databases, Database Development
★ 4.6 (11) · Advanced · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Advertising, Social Media Management, Marketing Communications, Social Media Content, Advertising Campaigns, Social Media, Integrated Marketing Communications, Social Media Campaigns, Online Advertising, Digital Advertising, Social Media Marketing, Marketing, Conversion Funnel Analysis, Communication Planning, Strategic Communication, Digital Media Strategy, Campaign Planning, Communication Strategies, Digital Marketing, Target Audience
★ 4.3 (9) · Beginner · Course · 1 - 4 Weeks