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, Davis
Skills you'll gain: Copywriting, Social Media Marketing, Content Marketing, Driving engagement, Email Marketing, Brand Management, Marketing, Advertising Campaigns, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Protocols, Network Administration, TCP/IP, Wireless Networks, General Networking, Network Architecture, Network Infrastructure, System Configuration, Computer Networking
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Teradata SQL, SQL, Stored Procedure, Transaction Processing, Query Languages, Performance Tuning, Database Management, Data Manipulation, Data Security, Extract, Transform, Load, Database Architecture and Administration, Data Transformation, Data Storage, Relational Databases, Solution Design, Database Management Systems, Data Import/Export, Database Design, System Implementation, Mainframe Computing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: User Accounts, Technical Support and Services, User Provisioning, Virtual Private Networks (VPN), VPN Clients, Authentications, Encryption, Data Sharing
Intermediate · Course · 3 - 6 Months
University of Glasgow
Skills you'll gain: Autoencoders, Model Evaluation, Deep Learning, Healthcare 5.0, Recurrent Neural Networks (RNNs), Applied Machine Learning, Time Series Analysis and Forecasting, Machine Learning, Convolutional Neural Networks, Responsible AI, Electocardiography, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Probability Distribution, Statistical Software, Statistics, R (Software), Data Visualization, Statistical Analysis, Probability, R Programming, Probability & Statistics, Data Manipulation, Histogram, Taxonomy, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Real Time Data, OpenAI API, Natural Language Processing, Python Programming, Web Applications, Language Interpretation, Translation, and Studies, Application Development, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Campaign Management, Social Media, Digital Marketing, Social Media Marketing, Case Studies, Target Market, Marketing Strategies, Marketing, Consumer Behaviour, Competitive Analysis, Integrated Marketing Communications, Strategic Marketing, Marketing Effectiveness, Social Media Strategy, Marketing Planning, Marketing Strategy and Techniques, Performance Analysis, Advertising Campaigns, Target Audience, Business
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Scalability, Software Architecture, Systems Architecture, Microservices, Software Design, Application Design, Solution Architecture, Software Design Patterns, Systems Design, Service Oriented Architecture, Enterprise Architecture, Object Oriented Design, Maintainability, Engineering Software, Functional Requirement, Programming Principles
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Workspace, Gmail, Mobile Security, Document Management, Data Management, User Accounts, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Data Ethics, Data Collection, Probability & Statistics, Statistics, Sampling (Statistics), Data Science, R Programming, Statistical Methods, Data Structures, Data Analysis, Data Capture, Information Privacy, Tidyverse (R Package), Data Quality, Informed Consent, Social Impact, Ethical Standards And Conduct, Data Validation, Algorithms, Big Data
Build toward a degree
Beginner · Course · 1 - 3 Months

IBM
Skills you'll gain: Data Storytelling, Data Mining, Data Science, Data-Driven Decision-Making, Data Analysis, Business Analytics, Big Data, Digital Transformation, Analytics, Regression Analysis, Apache Hadoop, Machine Learning, Deep Learning, Cloud Computing
Beginner · Course · 1 - 4 Weeks