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.

Coursera
Skills you'll gain: Mitigation, Risk Modeling, Analysis, Personally Identifiable Information, Accountability, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Transfer Learning, Keras (Neural Network Library), Embeddings, Deep Learning, Image Analysis, Computer Vision, Natural Language Processing, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Social Media Strategy, Social Media Marketing, Social Media, Customer Engagement, Marketing, Professional Networking, Content Strategy, Marketing Analytics, Target Market, Target Audience, Emerging Technologies, Peer Review
Mixed · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Gmail, Google Workspace, Email Security, Email Automation, Productivity Software, Business Correspondence, Organizational Skills, Customer Support
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Adobe Illustrator, Adobe Creative Cloud, Graphic Design, Graphic and Visual Design, Adobe Photoshop, Graphic and Visual Design Software, User Interface (UI), Computer Graphics, Document Management, Design Elements And Principles, Typography, Web Content, Productivity Software, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, JSON, Data Processing, Data Warehousing, Distributed Computing, Data Analysis, Scalability, Case Studies, Analytics, Data Pipelines, Query Languages, Social Media, Data Cleansing, Data Integration, Social Media Content
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Nutrition Education, Nutrition and Diet, Public Policies, Public Health, Health Policy, Policy Analysis, Health Equity, Policy Development, Community Health, Program Evaluation, Advocacy
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Applied Machine Learning, Large Language Modeling, Strategic Decision-Making, Systems Integration, Scalability, Innovation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Instagram, TikTok, Social Media, Social Media Marketing, Growth Strategies, Social Media Strategy, Pinterest, Keyword Research, Drive Engagement
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Web Components, TypeScript, UI Components, Javascript, Maintainability, Web Development Tools, Web Applications, Front-End Web Development, LESS, Cascading Style Sheets (CSS), Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Enterprise Resource Planning, Dashboard, Business Intelligence, Data Visualization Software, Workflow Management, Pivot Tables And Charts, Data Import/Export, Extract, Transform, Load, Data Integration, Microsoft Excel, Data Transformation, Data Security, Scripting
Mixed · Course · 1 - 3 Months

Skills you'll gain: Social Media Content, Social Media, Social Media Marketing, Social Media Management, Content Creation, Instagram, Scheduling, Facebook, Content Management, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours