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: Autoencoders, Generative AI, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Reinforcement Learning, Generative Adversarial Networks (GANs), Generative Model Architectures, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Unsupervised Learning, Machine Learning Methods, Transfer Learning, Model Optimization, Image Analysis, Artificial Neural Networks, Keras (Neural Network Library), Fine-tuning, Machine Learning, Artificial Intelligence, Computer Vision
★ 4.6 (305) · Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, Data Store, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Cloud Computing Architecture, Database Theory, Algorithms, Scalability, C++ (Programming Language)
★ 4.3 (1.1K) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Systems, Database Theory, Database Management, Databases, Query Languages, Data Integrity, Transaction Processing
★ 4.9 (16) · Beginner · Course · 1 - 3 Months
Multiple educators
Skills you'll gain: Leadership Studies, Machine Learning, Decision Intelligence, Machine Learning Algorithms, Organizational Leadership, Plan Execution, AI Integrations, AI literacy, Organizational Strategy, Team Leadership, Artificial Neural Networks, Business Strategy, Leadership, Management Training And Development, Governance, Risk Analysis, Corporate Strategy, Model Evaluation, Auditing, Risk Management Framework
★ 4.7 (1.4K) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Responsible AI, Threat Modeling, Governance Risk Management and Compliance, Compliance Management, Risking, Data Ethics, Data Governance, Model Evaluation, Reinforcement Learning, Risk Management, Prompt Engineering, Governance, Regulatory Compliance, Security Testing, MLOps (Machine Learning Operations), MITRE ATT&CK Framework, Continuous Monitoring, Ethical Standards And Conduct, Vulnerability Assessments
★ 3.2 (16) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Audit Working Papers, Financial Auditing, Document Management, Auditing, Audit Planning, Accounting Records, Compliance Auditing, Document Control, File Management, Verification And Validation
★ 3.7 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Market, Financial Systems, Finance, Capital Markets, General Finance, Financial Statements, Financial Management, Financial Statement Analysis, Financial Analysis, Financial Accounting, Equities, Financial Trading, Corporate Finance, Investments, Market Liquidity, Cash Flows, Balance Sheet, Income Statement, Securities Trading, Loans
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Bash (Scripting Language), Linux, Linux Commands, Shell Script, Unix Shell, Command-Line Interface, Linux Administration, Unix, Unix Commands, File Systems, Operating Systems, Scripting, File Management, System Software, Systems Administration, System Programming, Scripting Languages, grep, OS Process Management, Data Storage
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Computer Vision, Tensorflow, Image Analysis, Transfer Learning, Convolutional Neural Networks, Fine-tuning, Applied Machine Learning, Model Training, Deep Learning, Model Optimization, Classification Algorithms, Model Evaluation, Visualization (Computer Graphics)
★ 4.7 (534) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Digital Forensics, grep, Network Protocols, General Networking, Record Keeping, Data Storage, Data Integrity, File Management, Ethical Standards And Conduct, Encryption, Data Validation, Technical Documentation
★ 4.7 (272) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, IT Security Architecture, Cloud Computing Architecture, Software Architecture, AWS Identity and Access Management (IAM), Solution Architecture, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Deployment, Amazon S3, Cloud Security, Enterprise Architecture, Network Planning And Design, Infrastructure Architecture, Cloud Solutions, Serverless Computing, Amazon DynamoDB, Network Architecture, Scalability, Cloud Storage
★ 4.7 (264) · Intermediate · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Robotics, Network Routing, Graph Theory, Algorithms, Artificial Intelligence, Simulations, Predictive Modeling, Scenario Testing
★ 4.8 (487) · Advanced · Course · 1 - 3 Months