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.

LearnQuest
Skills you'll gain: Teradata SQL, SQL, Data Store, Database Design, Database Management, Relational Databases, Query Languages, Data Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Ethical Standards And Conduct, Cybersecurity, Responsible AI, digital literacy, Information Privacy, Social Impact, AI Personalization, Media and Communications, Data Security, Personally Identifiable Information, Law, Regulation, and Compliance, General Data Protection Regulation (GDPR), Data Collection
★ 4.6 (23) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Pipelines, Data Cleansing, Data Governance, Data Transformation, Cloud Security, Extract, Transform, Load, Data Visualization Software, Data Integration, Data Processing, Data Management, Data Manipulation, Data Collection, Cloud Computing, Data Validation, Cloud-Based Integration, Data Quality, Data Integrity, SQL
★ 4.5 (28) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, Generative Model Architectures, Google Cloud Platform, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Machine Learning
★ 4.4 (36) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Regression Analysis, Data Science, Statistical Machine Learning, Data-Driven Decision-Making, R Programming, Statistical Inference, Applied Machine Learning, Machine Learning, Statistical Methods, R (Software), Data Analysis
★ 4.5 (39) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Accounting Records, Auditing, Record Keeping, Compliance Auditing, Metadata Management, Records Management, Financial Auditing, Document Management, Document Control, Data Cleansing, Organizational Skills, Operational Efficiency, Information Management, Information Architecture, Systems Design, File Management, Data Validation, Verification And Validation, Gap Analysis, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Patient Communication, Medical Office Procedures, Business Correspondence, Internal Communications, Business Writing, Issue Tracking, Patient Safety, Business Communication, Technical Communication, Technical Writing, Communication, Professionalism
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Public Health
★ 4.9 (8) · Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Generative AI, Generative Model Architectures, Object Oriented Programming (OOP), Artificial Neural Networks, Computer Programming, Debugging, Python Programming, Critical Thinking
★ 4.1 (23) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Convolutional Neural Networks, Model Training, Data Preprocessing, Image Analysis, Predictive Modeling, Deep Learning, Keras (Neural Network Library), Tensorflow, Data Processing, Model Optimization, Computer Vision, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Data Transformation, Financial Forecasting, Applied Machine Learning, Feature Engineering, Statistical Visualization, Python Programming
★ 4.6 (47) · Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Data Analysis Expressions (DAX), Data Ethics, Data Modeling, Data Governance, Data Architecture, Database Design, Power BI, Data Management, General Data Protection Regulation (GDPR), Star Schema, Personally Identifiable Information, Information Privacy, Data Synthesis, Data Visualization Software, Data Security, Data Integrity, Snowflake Schema, Relational Databases, Data Quality, Extract, Transform, Load
★ 4.8 (21) · Beginner · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Data Transformation, Data Manipulation, Data Wrangling, Statistical Analysis, Data Processing, Data Synthesis, Time Series Analysis and Forecasting, Data Analysis, Big Data, Data Science, Business Analytics, Data Visualization
★ 4.7 (54) · Beginner · Course · 1 - 3 Months