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: Hardening, Performance Tuning, Unix Commands, Ubuntu, Debugging, Service Management, User Accounts, OS Process Management, Scripting, Cloud Deployment
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Crisis Management, Threat Management, Infrastructure Security, Resilience, Disaster Recovery, Emergency Response, Business Ethics, Risk Management, Systems Thinking, Organizational Effectiveness, Hazard Analysis, Safety and Security, Industrial and Organizational Psychology, Complex Problem Solving, Leadership
Build toward a degree
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Responsible AI, Data Ethics, Generative Adversarial Networks (GANs), Agentic systems, AI Security, Discussion Facilitation, Business Ethics, Embeddings, Regulatory Compliance, Case Studies, Data Synthesis, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, SAS (Software), AI Workflows, Analytics, Machine Learning
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Collaborative Software, Organizational Skills, Document Management, Project Management Software, Project Coordination, Telecommuting, Project Management, Productivity Software, Internal Communications, File Management, User Accounts, Information Privacy, Account Management
Beginner · Guided Project · Less Than 2 Hours

Alibaba Cloud Academy
Skills you'll gain: Serverless Computing, Cloud-Native Computing, Kubernetes, DevOps, Containerization, Application Deployment, Cloud Applications, Cloud Deployment, Cloud Services, Data Migration, Cloud Security, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Cloud Security, Cyber Security Assessment, Data Encryption Standard, Cloud Computing, Advanced Encryption Standard (AES), Data Security, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Wide Area Networks, Network Troubleshooting, Network Monitoring, Software-Defined Networking, Virtual Networking, Network Performance Management, Firewall, Amazon Web Services, Cloud Services, Software As A Service, TCP/IP, Cloud Technologies, Network Security, Intrusion Detection and Prevention
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

Skills you'll gain: Amazon Web Services, Google Cloud Platform, Kubernetes, Cloud Storage, Amazon S3, Hybrid Cloud Computing, Public Cloud, Containerization, Application Deployment, Multi-Cloud, Network Architecture, SQL, Relational Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Make.com, LinkedIn, Marketing Automation, Marketing, Social Media Content, Social Media Marketing, Application Programming Interface (API), Generative AI, Content Creation, Automation, Artificial Intelligence, Content Marketing, Workflow Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: R Programming, R (Software), Data Visualization, Time Series Analysis and Forecasting, Interactive Data Visualization, Tidyverse (R Package), Data-Driven Decision-Making, Trend Analysis, Rmarkdown, Data Analysis, Predictive Modeling, Data Cleansing, Data Manipulation, Forecasting, Business Strategy, Demand Planning, Data Preprocessing, Model Evaluation, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours