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, Data Analysis, Unstructured Data, Scalability, Data Processing, Data Science, Distributed Computing, Data Storage, Virtual Machines
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Virtual Networking, Virtual Private Networks (VPN), Amazon Web Services, Cloud Computing Architecture, Virtual Machines, Network Architecture, Amazon Elastic Compute Cloud
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Keras (Neural Network Library), Data Preprocessing, Artificial Neural Networks, Interactive Data Visualization, Predictive Modeling, Tensorflow, Applied Machine Learning, Feature Engineering, Data Science, Predictive Analytics, Data Manipulation, Machine Learning, Model Evaluation, Regression Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Google Analytics, Web Analytics and SEO, Search Engine Optimization, Web Analytics, Content Performance Analysis, Keyword Research, Prioritization, Data Import/Export, Workflow Management, Content Strategy, Data Integration, User Research, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, System Programming, Secure Coding, C++ (Programming Language), C (Programming Language), Debugging, Interoperability, File I/O, Data Validation
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Databases, Data Processing, Social Sciences, Trend Analysis, Data Collection, Unstructured Data, Simulations, Big Data, Machine Learning, Computational Thinking, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Artificial Intelligence, AI Security, AI Enablement, End User Training and Support, Human Computer Interaction, Information Privacy
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, AI Security, API Testing, System Testing, Test Script Development, Context Management, Health Informatics, Performance Testing, Functional Testing, Business Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tensorflow, Keras (Neural Network Library), Artificial Neural Networks, Deep Learning, Machine Learning Methods, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Cloud Platform, Dataflow, Big Data, Data Pipelines, Serverless Computing, Data Migration, Data Lakes, Apache Hadoop, Identity and Access Management, Data Storage, Tensorflow, Cloud Storage, Data Infrastructure, AI Personalization, Advanced Analytics, AI Enablement, Scalability, Data Integration, Data Integrity, Data Processing
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Feature Engineering, Tensorflow, Google Cloud Platform, Model Deployment, Data Preprocessing, Data Quality, Model Evaluation, Exploratory Data Analysis, Keras (Neural Network Library), Embeddings, Applied Machine Learning, Supervised Learning, Data Processing, Logistic Regression, MLOps (Machine Learning Operations), Machine Learning Algorithms, Machine Learning, AI Enablement, Dataflow, Artificial Neural Networks
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Salesforce Development, Salesforce, Application Deployment, Workflow Management, Operational Efficiency, Dashboard, Data Access, Application Design, Application Development, No-Code Development, User Accounts, UI Components, Cloud Applications, Business Objects Framework, Data Security, Data Sharing, Business Process Automation, Customer Relationship Management (CRM) Software, Business Logic, User Interface (UI)
Beginner · Specialization · 1 - 3 Months