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: SAS (Software), Requirements Analysis, Analysis, Data Analysis Software, Data Processing, Data Manipulation, Statistical Programming, Data Analysis, Statistical Software, Computer Programming
★ 4.8 (96) · Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Consumer Lending, Loans, General Lending, Mortgage Loans, Finance, Financial Planning, Higher Education, Purchasing, Decision Making, Real Estate, Property and Real Estate, Cost Benefit Analysis, Lease Contracts, Financial Services
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Network Analysis, Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Data Cleansing, Databases, Social Media Analytics, Data Processing, Text Mining, Social Sciences, Applied Machine Learning, Data Collection, Analysis, Unstructured Data, Social Studies, Simulations, Computational Thinking
★ 4.7 (44) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Oracle Cloud, Large Language Modeling, Generative Model Architectures, Machine Learning Methods, Artificial Intelligence, Applied Machine Learning, Supervised Learning, Machine Learning Algorithms, Deep Learning, Machine Learning, Artificial Neural Networks, Oracle Cloud Applications, AI literacy, Unsupervised Learning, Model Training, Recurrent Neural Networks (RNNs)
★ 4.8 (21) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization
★ 4.4 (54) · Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: TCP/IP, Networking Hardware, Network Protocols, OSI Models, Network Support, Network Infrastructure, General Networking, Network Architecture, Network Troubleshooting, Network Administration, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Switches, Network Model, Computer Networking, Network Routers, System Configuration, Network Analysis, IT Infrastructure
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Health Informatics, Data Analysis, Clinical Informatics, Patient-centered Care, Analytics, Descriptive Analytics, Data Literacy, Data-Driven Decision-Making, Analytical Skills, Decision Intelligence, Statistical Methods, Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Large Language Modeling, Fine-tuning, Model Evaluation, Recurrent Neural Networks (RNNs), Data Ethics, Responsible AI, Text Mining, Transfer Learning, PyTorch (Machine Learning Library), Artificial Neural Networks, Data Preprocessing, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Classification Algorithms, Applied Machine Learning, Data Processing, Machine Learning, Data Analysis, Data Cleansing
★ 3.1 (8) · Intermediate · Specialization · 3 - 6 Months

Dartmouth College
Skills you'll gain: Supervised Learning, Bayesian Network, Logistic Regression, Artificial Neural Networks, Machine Learning Methods, Statistical Modeling, Predictive Modeling, Model Evaluation, Convolutional Neural Networks, Statistical Machine Learning, Probability & Statistics, Bayesian Statistics, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, Statistical Methods, Artificial Intelligence, Regression Analysis, Statistical Inference
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: API Gateway, Cloud API, Application Programming Interface (API), Kubernetes, Google Cloud Platform, Hybrid Cloud Computing, Application Performance Management, Capacity Management, Istio, Cloud Platforms, Application Security, Scalability, Cloud-Native Computing, API Testing, Security Controls, System Monitoring, Apache Cassandra, Application Deployment, Patch Management, Package and Software Management
★ 4.6 (58) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: AI Security, AI Product Strategy, Responsible AI, Data Ethics, Strategic Leadership, AI Integrations, Technology Roadmaps, Artificial Intelligence, Business Strategies, Strategic Thinking, Milestones (Project Management), Agile Project Management, Compliance Management, Data Management, Security Controls, Artificial Intelligence and Machine Learning (AI/ML), Governance, Ethical Standards And Conduct, Data Governance, Team Building
★ 3.3 (8) · Advanced · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Sales Pipelines, Sales Process, Sales Management, Regional Sales, Sales Enablement, Sales Development, Sales Territory Management, Sales Strategy, Sales, Sales Training, Talent Management, Talent Recruitment, Revenue Management, Cross-Functional Team Leadership, Cross-Functional Collaboration, Employee Coaching, Talent Acquisition, Customer Relationship Management (CRM) Software, Data-Driven Decision-Making, Target Market
Beginner · Course · 1 - 4 Weeks