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: Semiconductors, Manufacturing Standards, Production Process, Manufacturing Operations, Electronics Engineering, Production Line, Manufacturing Processes, Electronics, Manufacturing and Production, Process Control, Process Engineering, Chemical Engineering, Technical Standard, Facility Management, Infrastructure Architecture, Infrastructure Security, Security Controls, Network Infrastructure, Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Shell Script, Computer Systems, Big Data, Linux Commands, Hardware Architecture, Operating Systems, Unix Shell, File Systems, Computing Platforms, Linux, Performance Testing, Scripting, Performance Tuning, Memory Management, Computer Architecture, Capacity Management, File Management
★ 3.8 (168) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: LangGraph, AI Orchestration, LangChain, AI Workflows, LLM Application, Agentic Workflows, Agentic systems, Tool Calling, Generative AI Agents, Model Deployment, Large Language Modeling, Artificial Intelligence, Context Management, Data Persistence, Business Logic, Enterprise Architecture, Debugging
Intermediate · Course · 1 - 4 Weeks

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
★ 4.5 (323) · Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: White-Box Testing, Acceptance Testing, Software Development Methodologies, Configuration Management, Debugging, Systems Development Life Cycle, Software Development Life Cycle, Software Testing, Software Development, Software Engineering, Unified Modeling Language, Software Quality Assurance, Software Configuration Management, User Acceptance Testing (UAT), System Design and Implementation, Change Control, Test Case, Requirements Analysis, Waterfall Methodology, Project Management
★ 4.7 (148) · Intermediate · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Deep Learning, Robotics, Model Training, Machine Learning Algorithms, Model Evaluation, Linear Algebra
★ 4.7 (587) · Advanced · Course · 1 - 3 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
★ 2.7 (36) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Cloud Security, Data Integrity, Data Infrastructure, Cloud Infrastructure, Data Security, Infrastructure Security, Encryption, Private Cloud, Security Controls, Network Security, Cloud Storage, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Edge Impulse
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Transfer Learning, Artificial Neural Networks, Embedded Systems, Deep Learning, Model Deployment, Data Ethics, Responsible AI, Model Training, Machine Learning, Computer Programming, Classification Algorithms, Model Evaluation, Python Programming
★ 4.8 (166) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Apache Airflow, Data Pipelines, Data Integration, Infrastructure as Code (IaC), Data Infrastructure, Terraform, Extract, Transform, Load, Amazon CloudWatch, Data Import/Export, IT Automation, Data Quality, Amazon Web Services, CI/CD, Data Processing, Data Access, Data Transformation, Network Troubleshooting
★ 4.7 (141) · Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Computer Security Awareness Training, Operating Systems, Computer Literacy, digital literacy, File Management, Data Security, Information Technology, Computer Hardware, Safety and Security, Computer Systems
★ 4.7 (753) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Cyber Security Assessment, Security Testing, Cybersecurity, Vulnerability Scanning, Cyber Operations, Cyber Threat Intelligence, Cyber Threat Hunting, Scenario Testing, Cyber Security Strategy, Exploitation techniques, Cyber Attacks, Problem Solving, Simulations
★ 4.7 (66) · Intermediate · Course · 1 - 4 Weeks