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.

DeepLearning.AI
Skills you'll gain: Deep Learning, Artificial Neural Networks, Model Training, Artificial Intelligence, Computer Vision, Machine Learning Methods, Applied Machine Learning, Network Architecture
★ 4.3 (11) · Intermediate · Course · 1 - 4 Weeks

Aptly
Skills you'll gain: Interviewing Skills, Professional Networking, Job Evaluation, Goal Setting, Job Analysis, Writing, Applicant Tracking Systems, Self-Awareness, Storytelling, Communication, Follow Through
★ 4.7 (25) · Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Database Administration, Database Architecture and Administration, Database Systems, Database Management, Database Management Systems, Databases, Operational Databases, Data Maintenance, Database Design, Data Management, Data Integrity, Data Security, SQL, Data Validation, System Monitoring, Security Controls, Performance Tuning, Query Languages, Disaster Recovery, Data Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Surveys, Market Research, Customer Insights, Data-Driven Marketing, Marketing, Customer Analysis, User Research, Research Methodologies, Market Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Devops Tools, Linux Servers, grep, Linux Commands, Red Hat Enterprise Linux, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
★ 4.6 (31) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Nursing Management, Clinical Leadership, Nursing Practices, Professional Development, Nursing Administration, Teamwork, Team Collaboration, Leadership, Initiative and Leadership, Patient Coordination, Care Coordination, Collaboration, Communication Strategies, Trustworthiness, Patient Safety, Communication, Verbal Communication Skills, Resilience
Intermediate · 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
★ 4 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Predictive Modeling, Data Visualization, Data Presentation, Data-Driven Decision-Making, Interactive Data Visualization, Advanced Analytics, Product Improvement, Business Analytics, AI Enablement, Extract, Transform, Load, Business Reporting, Global Marketing, Management Reporting, User Feedback, Decision Intelligence, Regional Sales, Diversity Marketing, Data Loss Prevention, Cloud Security
Beginner · Course · 1 - 4 Weeks
Cisco Learning and Certifications
Skills you'll gain: Routing Protocols, Open Shortest Path First (OSPF), Virtual Private Networks (VPN), Wide Area Networks, Network Architecture, Network Troubleshooting, Network Support, TCP/IP, Network Routers, Network Planning And Design, Network Monitoring, Networking Hardware, Network Protocols, Network Administration, System Configuration, System Implementation, Configuration Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Regression Analysis, Statistical Programming, R (Software), Probability Distribution, Statistical Analysis, R Programming, Data Import/Export, Probability & Statistics, Statistical Modeling, Statistical Methods, Descriptive Analytics, Tidyverse (R Package), Plot (Graphics), Statistics, Data Manipulation, Data Analysis, Statistical Inference, Data Wrangling
★ 4.9 (7) · Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Salesforce, Email Marketing, User Accounts, User Provisioning, Dashboard, Administration, Business Reporting, Collaborative Software, Data Maintenance, Data Cleansing, UI/UX Strategy, Data Integration, Application Deployment, Data Import/Export, Internal Communications, Data Management, Business Administration, Cloud Computing, Data Security, Automation
★ 4.6 (27) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Content Optimization, Keyword Research, Web Analytics, Performance Measurement, Performance Metric, Marketing Effectiveness, Performance Analysis, Content Management Systems, Auditing, Performance Reporting, Data-Driven Marketing, Data-Driven Decision-Making, Web Content Accessibility Guidelines
Beginner · Course · 1 - 4 Weeks