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: Social Media Marketing, Instagram, Business Intelligence, Predictive Modeling, Predictive Analytics, Case Studies
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Statistical Analysis, Data Presentation, Ggplot2, Program Evaluation, Policy Analysis, Surveys, Data Ethics, R (Software), Data Analysis, Tidyverse (R Package), Statistical Visualization, R Programming, Statistical Methods, Data Visualization Software, Statistical Hypothesis Testing, Case Studies, Political Sciences
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Networking Hardware, Network Infrastructure, Network Routers, Network Switches, Network Architecture, Cloud Infrastructure, Internet Of Things, General Networking, Network Administration, Network Protocols, Infrastructure Security, Wireless Networks, Network Planning And Design, Network Security, System Implementation, Cloud Computing, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Paid media, Order Fulfillment, Media Planning, Social Media Campaigns, Social Media, Google Ads, Social Media Marketing, Social Media Strategy, Performance Measurement, Customer Acquisition Management, Brand Loyalty, Search Engine Marketing, Content Creation, E-Commerce, Target Audience, Customer Relationship Management, Customer Retention, Marketing Analytics, Campaign Management
Beginner · Professional Certificate · 3 - 6 Months

University of Minnesota
Skills you'll gain: Test Automation, Regression Testing, Software Testing, Software Development Tools, Unit Testing, White-Box Testing, Code Coverage, Security Testing, Verification And Validation, Test Case, Test Data, Debugging, Automation, Application Security
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Data Quality, Image Analysis, Data Pipelines, Applied Machine Learning, Data Preprocessing, Model Evaluation, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Beginner · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Encryption, FinTech, Data Sharing, Transaction Processing, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Emerging Technologies, Digital Assets, Software Systems, Authentications, Systems Architecture, Data Security, Computer Systems, Software Architecture, Network Security, Software Versioning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Legal Technology, Legal Strategy, Legal Risk, Responsible AI, Data Ethics, Legal Research, Compliance Management, Document Management, Regulation and Legal Compliance, Generative AI, Litigation Support, Client Services, Mediation, Anthropic Claude, AI Security, Case Law, AI Enablement, Law, Regulation, and Compliance, Artificial Intelligence, Risk Management
Beginner · Specialization · 3 - 6 Months
University of Alberta
Skills you'll gain: Sprint Retrospectives, Scrum (Software Development), Software Technical Review, Agile Project Management, Agile Software Development, Software Quality Assurance, Agile Methodology, User Story, Requirements Analysis, Usability Testing, User Research
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Deployment, PyTorch (Machine Learning Library), Vision Transformer (ViT), Model Evaluation, Transfer Learning, MLOps (Machine Learning Operations), Natural Language Processing, Debugging, Containerization, Kubernetes, Docker (Software), Distributed Computing, Performance Tuning, Applied Machine Learning, Dataflow, Tensorflow, Deep Learning, Cloud Computing, Data Pipelines, Computer Vision
Advanced · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Immigration Law, Social Justice, Community Development, Conflict Management, Sustainable Development, Social Impact, International Relations, Social Work, Sociology, Advocacy, Storytelling
Beginner · Course · 1 - 3 Months