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.

University of California San Diego
Skills you'll gain: Big Data, Apache Hadoop, Scalability, Data Processing, Data Science, Distributed Computing, Unstructured Data, Data Infrastructure, Data Analysis, Data Quality, File Systems
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Go (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, C (Programming Language), Python Programming, Data Import/Export, Algorithms, Memory Management, OS Process Management, Data Structures, System Programming, File I/O, Computational Logic, Network Protocols, Package and Software Management, Data Sharing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Internet Of Things, Advanced Analytics, Analytics, Data-Driven Decision-Making, Data Processing, Robotics, Automation, Real Time Data, Network Security, Emerging Technologies, Security Strategy, Interoperability, Scalability
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Responsible AI, Agentic Workflows, Data Architecture, Cloud Security, Cloud Management, Digital Transformation, Data Governance, Cloud Storage, Google Cloud Platform, Data Strategy, Data Storage, Agentic systems, Cloud Infrastructure, Site Reliability Engineering, Data Warehousing, Cloud Platforms, Cloud Services, Service Level, Cloud Standards, Cloud Hosting
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Active Directory, Group Policy, Windows Servers, Microsoft Servers, Virtualization, Virtual Machines, Server Administration, Data Storage Technologies, Performance Tuning, Microsoft Windows, Servers, Data Storage, Operating System Administration, Hybrid Cloud Computing, Cloud-Based Integration, System Configuration, AWS Identity and Access Management (IAM), Identity and Access Management, Cloud Services, Security Controls
Intermediate · Course · 1 - 3 Months

Sage Publications
Skills you'll gain: Sales Prospecting, Closing (Sales), Sales Presentation, Sales Process, Sales Management, Active Listening, Selling Techniques, Conflict Management, Customer Acquisition Management, Sales, Prospecting and Qualification, Account Strategy, Sales Strategy, General Sales Practices, Persuasive Communication, Customer Relationship Management, Customer Analysis, Sales Development, Ethical Standards And Conduct, Network Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, Mainframe Computing, Mainframe Technologies, Relational Databases, File I/O, File Management, Data Management, Database Theory, Databases, Database Management Systems, Data Storage, Data Access, Programming Principles, Command-Line Interface, Computer Programming
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Operations, Information Privacy, General Data Protection Regulation (GDPR), Customer Data Management, Personally Identifiable Information, Law, Regulation, and Compliance, Customer Communications Management, Data Management, Compliance Management, Data Security, Data Mapping, Email Marketing, Risk Analysis, Record Keeping, Document Management, Auditing, Data Integrity, Data Strategy, Data Access, Data Flow Diagrams (DFDs)
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Natural Language Processing, Recurrent Neural Networks (RNNs), Large Language Modeling, Artificial Neural Networks, Deep Learning, Tensorflow, Text Mining, Embeddings, Generative Model Architectures, Machine Learning Methods, Model Training, Network Architecture
Intermediate · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Software-Defined Networking, Virtual Networking, Software-Defined Data Center (SDDC), Computer Networking, Virtualization, Network Architecture, Network Administration, Network Switches, Network Routing, Network Security, Network Protocols, Hardware Architecture, Application Programming Interface (API), Verification And Validation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Restful API, Node.JS, API Design, Postman API Platform, Back-End Web Development, Server Side, Application Programming Interface (API), MongoDB, JavaScript Frameworks, Middleware, Network Routing, Maintainability, JSON, Data Validation
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Amazon Web Services, Cloud Deployment, Cloud Computing, Cloud Computing Architecture, Cloud Services, AWS CloudFormation, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Cloud Infrastructure, Infrastructure as Code (IaC), Amazon S3, Amazon CloudWatch, Cloud Security, Cloud Storage, Serverless Computing, DevOps, Data Analysis, Machine Learning, Database Management, Cost Management
Beginner · Course · 1 - 3 Months