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.

Duke University
Skills you'll gain: Exploratory Data Analysis, R (Software), Ggplot2, Statistical Reporting, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Plot (Graphics), Scientific Visualization, Statistics, Statistical Visualization, Data Wrangling, Data Science, R Programming, GitHub, Data Transformation, Statistical Analysis, Statistical Programming
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Zero Trust Network Access, Identity and Access Management, Multi-Factor Authentication, Role-Based Access Control (RBAC), Security Controls, NIST 800-53, Network Architecture, Open Web Application Security Project (OWASP), Cyber Security Policies, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Cyber Threat Intelligence, Network Planning And Design, Cloud Computing, Security Strategy, Cyber Operations, Network Monitoring, Public Key Infrastructure, Hybrid Cloud Computing, Virtual Private Networks (VPN), Linux
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Model Training, Model Deployment, MLOps (Machine Learning Operations), Applied Machine Learning, Model Evaluation, Scikit Learn (Machine Learning Library), Machine Learning Methods, Machine Learning, Predictive Modeling, Scenario Testing, Machine Learning Algorithms, Feature Engineering, Statistical Machine Learning, Responsible AI, Regression Analysis, Classification Algorithms, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Content Scheduling, Social Media Marketing, Content Performance Analysis, Driving engagement, Social Media Campaigns, Social Media Analytics, Drive Engagement, Content Optimization, Video Production, Photo/Video Production and Technology, Workflow Management
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Correlation Analysis, Statistical Visualization, Descriptive Statistics, Statistical Analysis, Statistical Software, Probability & Statistics, Data Analysis, Analysis, R (Software), Systems Of Measurement, Data Quality, R Programming, Statistical Methods, Verification And Validation, Statistical Hypothesis Testing
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Google App Engine, Cloud Infrastructure, Google Cloud Platform, Kubernetes, Infrastructure As A Service (IaaS), Cloud Development, Cloud Deployment, Cloud Applications, Cloud Computing, Cloud-Native Computing, Prompt Engineering, Cloud Computing Architecture, Load Balancing, Cloud Management, Application Deployment, Site Reliability Engineering, Cloud API, Cloud Platforms, Terraform
Intermediate · Specialization · 3 - 6 Months

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

Skills you'll gain: Exploitation techniques, Metasploit, Vulnerability Assessments, Vulnerability Scanning, Security Testing, Security Controls, Brute-force attacks, Virtual Environment, Cybersecurity, Virtual Machines, Technical Writing, Technical Documentation, Linux
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, Prompt Engineering, Agentic systems, Prompt Patterns, AI Workflows, Generative AI Agents, AI Personalization, Context Engineering, AI literacy, Human Computer Interaction, Human Centered Design, Responsible AI, Experience Design, User Flows, Design Strategies
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Social Media Analytics, Content Creation, Social Media Marketing, Hospitality Management, Social Media, Hospitality, Social Media Management, Social Media Content, Digital Marketing Campaigns, Guest Relations, Digital Marketing Tools, Hotels and Accommodations, Marketing, Social Media Strategy, Digital Marketing, Storytelling, Instagram, Web Analytics and SEO, Search Engine Optimization, User Feedback
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Integration, Apache Kafka, Systems Integration, Restful API, Data Infrastructure, Enterprise Security, Enterprise Architecture, Application Programming Interface (API), Relational Databases, Databases, Database Management, Real Time Data, Authentications
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Data-Driven Marketing, AI Personalization, Data Ethics, Digital Marketing, Marketing Strategies, Customer Engagement, Marketing Analytics, AI Enablement, Content Marketing, Generative AI, Social Media Marketing, Responsible AI, Artificial Intelligence, Digital Transformation, Social Media, Social Media Analytics, Customer Insights, Brand Strategy, Predictive Analytics
Intermediate · Course · 1 - 4 Weeks