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: Health Informatics, Data Analysis, Patient-centered Care, Analytics, Descriptive Analytics, Data Storytelling, Data-Driven Decision-Making, Data Presentation, Clinical Data Management, Statistical Methods, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Linux Servers, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Content Performance Analysis, Persona Development, Content Marketing, Customer Insights, Target Audience, Content Strategy, Persona (User Experience), Social Media Content, Data Storytelling, Marketing Analytics, Performance Measurement, Scheduling, Drive Engagement, Key Performance Indicators (KPIs), Return On Investment, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Natural Language Processing, Data Wrangling, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Computer Vision, Model Evaluation, Analysis, Debugging, Failure Mode And Effects Analysis, Exploratory Data Analysis, Root Cause Analysis, Data Visualization, Quality Assurance, Statistical Reporting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Performance Tuning, PySpark, Data Pipelines, Data Processing, Systems Analysis
Beginner · Course · 1 - 4 Weeks

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

Coursera
Skills you'll gain: Marketing Automation, Email Automation, Scheduling, Management Reporting, Performance Reporting, Automation, Stakeholder Communications, Report Writing, Scalability, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Accounts Receivable, QuickBooks (Accounting Software), Cash Flow Forecasting, Cash Management, Document Management, Accounting Records, Invoicing, Billing & Invoicing, Record Keeping
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: A/B Testing, Data-Driven Decision-Making, Business Analytics, Statistical Methods, Statistical Hypothesis Testing, Statistics, Estimation, Decision Making, Data Analysis, Analytical Skills, Statistical Inference, Statistical Analysis, Web Analytics, Sample Size Determination
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data Collection, Marketing Effectiveness, Marketing, Marketing Management, Business Metrics, Performance Metric, Performance Measurement, Data Capture, Key Performance Indicators (KPIs), Data Entry, Workflow Management, Data Compilation, Data Maintenance, Record Keeping
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Accounting Records, Billing, Excel Formulas, Spreadsheet Software, Tax Compliance, Payment Processing and Collection, Microsoft Excel, Sales Tax, Regulatory Requirements, Law, Regulation, and Compliance, Automation
Beginner · Course · 1 - 4 Weeks