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: Vector Databases, Grafana, Containerization, Role-Based Access Control (RBAC), Docker (Software), MLOps (Machine Learning Operations), Application Deployment, AI Security, Enterprise Security, Scalability, Data Access, Authorization (Computing), Dashboard Creation, Encryption, Cryptographic Protocols, Performance Tuning, System Monitoring, Infrastructure Security, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Business Transformation, Innovation, Digital Transformation, Serverless Computing, Cloud Services, Data Ethics, Cloud Infrastructure, Google Cloud Platform, Culture Transformation, Application Programming Interface (API), Technology Strategies, Cloud Security, Data Mapping, Applied Machine Learning, Hybrid Cloud Computing, Data Strategy, Model Training, Cloud Platforms, Image Analysis, Infrastructure As A Service (IaaS)
Beginner · Specialization · 1 - 3 Months

Whizlabs
Skills you'll gain: Risk Management, Continuous Monitoring, Security Management, Enterprise Risk Management (ERM), Risk Management Framework, Cyber Risk, Risk Appetite, Risk Mitigation, Governance, Governance Risk Management and Compliance, Risk Control, Cyber Security Strategy, Operational Risk, Risk Analysis, Vulnerability Assessments, Cyber Governance, Business Continuity, Business Continuity Planning, Security Controls, AI Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Development, Salesforce Object Query Language (SOQL), Salesforce, Web Components, UI Components, Data Access, Application Security, Secure Coding, Web Development, User Interface (UI), Event-Driven Programming, Security Controls, Development Environment, Javascript, Debugging, Records Management
Advanced · Course · 3 - 6 Months

Skills you'll gain: Hardware Architecture, Computer Hardware, General Networking, Network Troubleshooting, Hardware Troubleshooting, Computer Architecture, Computer Networking, OSI Models, Cloud Infrastructure, Network Administration, Wireless Networks, Networking Hardware, Local Area Networks, Virtual Machines, Virtualization, Cloud Computing, Technical Support, Cloud Deployment, Wide Area Networks, Network Security
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Oracle Databases, Database Design, Database Theory, Database Management Systems, Database Systems, Relational Databases, Databases, Database Architecture and Administration, Database Management, Data Storage Technologies, Data Storage, Transaction Processing, Data Modeling, Diagram Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Serverless Computing, Identity and Access Management, AWS Identity and Access Management (IAM), Amazon Web Services, Cloud Computing Architecture, Cloud Security, Network Architecture, Solution Architecture, Cloud Engineering, IT Security Architecture, Cloud Services, Amazon Redshift, Cloud Solutions, Amazon Elastic Compute Cloud, Cloud Computing, User Provisioning, Security Management, Cloud Platforms, Cloud Infrastructure, Cloud Storage
Intermediate · Course · 3 - 6 Months

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Test Script Development, Application Development, Transaction Processing, Emerging Technologies, Application Design, Application Frameworks, Cryptographic Protocols, Web Development Tools, Network Protocols, Program Development, Distributed Computing, Cloud Platforms, Computing Platforms, Development Environment, Integrated Development Environments, Programming Principles
Intermediate · Specialization · 3 - 6 Months

IBM
Skills you'll gain: COBOL (Programming Language), File I/O, Programming Principles, Procedure Development, Program Development, Data Structures, Computational Logic, Editing, Records Management
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Natural Language Processing, Supervised Learning, Transfer Learning, Recurrent Neural Networks (RNNs), Markov Model, Embeddings, Dimensionality Reduction, Large Language Modeling, Machine Learning Methods, Text Mining, Statistical Machine Learning, Fine-tuning, Artificial Neural Networks, Classification Algorithms, Data Preprocessing, Deep Learning, Tensorflow, Logistic Regression, Feature Engineering, Applied Machine Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon S3, Amazon Elastic Compute Cloud, Identity and Access Management, Amazon Web Services, User Provisioning, Cloud Storage, Multi-Factor Authentication, Data Storage Technologies, Cloud Infrastructure, Cloud Solutions, Cloud Services, Cloud Computing, Role-Based Access Control (RBAC), Cloud Management, Virtual Networking, Network Architecture, Network Security, Encryption
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), Git (Version Control System), GitHub, Software Versioning, Data Literacy, General Science and Research, Data Analysis, R Programming, Development Environment, Statistical Reporting, Software Installation
Mixed · Course · 1 - 4 Weeks