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.

LearnQuest
Skills you'll gain: Virtual Private Networks (VPN), Linux Administration, Public Key Infrastructure, Linux, Linux Servers, Intrusion Detection and Prevention, Firewall, Remote Access Systems, Operating System Administration, Linux Commands, Authentications, Authorization (Computing), Network Security, Hardening, Security Controls, Infrastructure Security, Identity and Access Management, System Monitoring, Cybersecurity, Information Technology
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Cloud Hosting, Cloud Computing, Cloud Platforms, Cloud Services, Cloud Deployment, Cloud Technologies, Cloud Infrastructure, Public Cloud, Infrastructure As A Service (IaaS), Managed Services, Serverless Computing, Virtual Machines, Hybrid Cloud Computing, Software As A Service, Microsoft Azure, Platform As A Service (PaaS), Servers, Emerging Technologies, Containerization
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: SQL, Data Cleansing, Jupyter, Data Literacy, Data Mining, Data Manipulation, Data Preprocessing, Data Wrangling, R (Software), Business Analysis, Model Deployment, Database Management, Relational Databases, Stored Procedure, R Programming, Data Science, Data Processing, Big Data, GitHub, Python Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Google Analytics, Email Marketing, Data-Driven Marketing, Marketing Analytics, Web Analytics, Conversion Funnel Analysis, Marketing Effectiveness, Campaign Management, Performance Reporting, Goal Setting, Return On Investment
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Target Audience, Email Marketing, Personalized Campaigns, Campaign Management, Marketing Effectiveness, Strategic Communication, Digital Marketing Tools, Data-Driven Marketing, Customer Data Management, Customer Engagement, Data Quality
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: AI Personalization, AI Enablement, Fraud detection, AI Product Strategy, Artificial Intelligence, Digital Transformation, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, Business Process Automation, Social Media, Health Technology, Deep Learning, AI literacy, Automation, Machine Learning, Applied Machine Learning, Data-Driven Decision-Making, Computer Vision, Natural Language Processing, Predictive Analytics
Beginner · Course · 3 - 6 Months

Skills you'll gain: Risk Analysis, Trend Analysis, Project Risk Management, Project Performance, Risk Management, Dashboard, Key Performance Indicators (KPIs), Performance Metric, Project Management, Continuous Monitoring, Scope Management, Performance Measurement, Real Time Data, Budget Management, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Newsletters, Copywriting, Email Marketing, Peer Review, Writing and Editing, Content Strategy, Customer Retention, User Feedback, Driving engagement, Content Creation, Google Docs, Constructive Feedback, Customer Engagement, Collaboration, Branding
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Supervised Learning, Machine Learning Methods, Image Analysis, Statistical Machine Learning, Applied Machine Learning, Computer Vision, Machine Learning Algorithms, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Natural Language Processing, Deep Learning, Artificial Neural Networks, Text Mining, Decision Tree Learning, Advanced Analytics, Convolutional Neural Networks, Model Optimization, Data Science, Data Processing, Logistic Regression
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, AI Workflows, Decision Intelligence, AI Enablement, AI Integrations, Project Management Software, Productivity Software, Automation, Project Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Correlation Analysis, Data Pipelines, Dashboard, Dashboard Creation, Analytics, SQL, Business Analytics, Data Infrastructure, Data-Driven Decision-Making, Warehousing, Analysis, Capacity Management, Data Warehousing, Performance Analysis, Performance Metric, Scalability, Performance Measurement, Return On Investment, Interactive Data Visualization, Descriptive Statistics
Advanced · Course · 1 - 4 Weeks