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.

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Plot (Graphics), Load Balancing, Data Visualization Software, Cloud Security, Network Security, Cloud Management, Cloud Computing, Cloud Hosting, Databases, Big Data, Database Management, General Networking, IT Security Architecture, Apache Hadoop, Cloud Infrastructure, Cloud Platforms, Operating System Administration, Apache Spark, Machine Learning
Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, Computer Programming Tools, System Programming, C++ (Programming Language), Software Development Tools, Exploit development, C (Programming Language), Security Software, Debugging, Security Engineering, Security Testing, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Programming Principles
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Literacy, Data Analysis, Applied Mathematics, Mathematical Modeling, Graphing, Trigonometry, R (Software), R Programming, General Mathematics, Data Modeling, Algebra, Systems Of Measurement, Mathematical Software, Correlation Analysis, Regression Analysis, Calculus, Business Mathematics, Geometry
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Conversion Funnel Analysis, Data Preprocessing, Apache Airflow, Star Schema, Data Storytelling, Extract, Transform, Load, Data Transformation, SQL, Data Pipelines, JSON, Apache Kafka, Data Warehousing, Data Modeling, Pandas (Python Package), Business Intelligence, Data Validation, Data Quality, Performance Improvement, Python Programming
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Hardware Architecture, Microarchitecture, Bash (Scripting Language), Distributed Computing, Scalability, Memory Management, Shell Script, Computer Systems, File I/O, Big Data, Linux Commands, Cloud Development, C and C++, Computer Programming Tools, Linux, Computing Platforms, Data Import/Export, C++ (Programming Language), Communication Systems, C (Programming Language)
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Workflow Management, Collaboration, Stakeholder Engagement, Collaborative Software, Management Reporting, Team Collaboration, Business Workflow Analysis, Project Coordination, Teamwork, Communication Strategies, Project Management Software, User Feedback, Coordinating, AI Workflows, Stakeholder Communications, Security Controls, Decision Intelligence, Project Management, Issue Tracking, Role-Based Access Control (RBAC)
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Gmail, Google Docs, Google Sheets, Google Workspace, Calendar Management, Presentations, Data Validation, File Management, Spreadsheet Software, Setting Appointments, Version Control, Document Management, Productivity Software, Meeting Facilitation, Data Visualization, Email Security, Email Automation, Event Management, Sales Presentations, Collaborative Software
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, Performance Tuning, Data Warehousing, Apache Spark, Data Architecture, SQL, Query Languages, Data Transformation, Disaster Recovery, Database Management, PySpark, Infrastructure as Code (IaC), Cloud Computing Architecture, Distributed Computing, Scalability, Data Pipelines, Performance Analysis, Root Cause Analysis, Cost Management, Resource Management
Intermediate · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Tensorflow, Artificial Neural Networks, Convolutional Neural Networks, Machine Learning Methods, Recurrent Neural Networks (RNNs), Technology Strategies, Business Strategy, Machine Learning Software, Business Modeling, Business Strategies, Artificial Intelligence, Machine Learning, Company, Product, and Service Knowledge, Unsupervised Learning
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, File Systems, Cloud Computing, Dataflow, Transaction Processing, Computer Security, Data Centers, Cyber Security Policies, Authorization (Computing), Apache Hadoop, Data Store, Database Theory, Cloud Security, Authentications, NoSQL, Algorithms, Data Integrity, Encryption, File Management, Graph Theory
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Endpoint Security, Microsoft Windows, Authentications, Application Deployment, Operating System Administration, Cyber Security Policies, Azure Active Directory, Group Policy, Enterprise Application Management, Identity and Access Management, Security Controls, Cloud Deployment, Cloud Applications, Enterprise Security, Mobile Security, Endpoint Detection and Response, System Configuration, Security Management, User Provisioning
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Nutrition and Diet, Food and Beverage, Sustainable Systems, Public Health, Community Health, Social Justice, Sustainable Development, Community Development, Health Equity, Systems Thinking, Land Management, Environment, Environmental Issue, Environment and Resource Management, Health Policy, Public Policies, Health Promotion, Manufacturing and Production, Advocacy, Economics
Beginner · Course · 1 - 3 Months