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.

Johns Hopkins University
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Tidyverse (R Package), Data Manipulation, Data Transformation, Data Cleansing, R Programming, Data Preprocessing, Statistical Programming, Text Mining
Mixed · Course · 1 - 3 Months

Skills you'll gain: Social Media, Social Media Content, Social Media Marketing, Keyword Research, Drive Engagement, Social Media Strategy, Target Market
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, Customer Relationship Management, Customer Relationship Management (CRM) Software, Data Migration, Data Management, System Configuration, Workflow Management, Data Validation, Cloud Computing, Business Reporting, Business Process Automation, User Accounts, Data Modeling, Administration, Role-Based Access Control (RBAC), Data Security
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Prospecting, Sales, Technical Sales, Sales Pipelines, Sales Strategy, Sales Presentations, Consultative Selling, Return On Investment, Customer Engagement, Needs Assessment, Customer Relationship Management (CRM) Software, Social Media, Relationship Building, Overcoming Objections
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Digital Forensics, Investigation, Cybersecurity, Data Integrity, Criminal Investigation and Forensics, Data Ethics, Computer Security, Scenario Testing, Technical Communication, Incident Response, Writing, Technical Documentation, Data Analysis Software, File Systems, Artifactory, Microsoft Windows
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Search Engine Optimization, E-Commerce, Logistics Management, Product Marketing, Product Demonstration, Product Knowledge, Customer Service, Customer Relationship Management, Online Advertising, Price Negotiation, Web Analytics and SEO, Social Media Marketing
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Project Schedules, Stakeholder Management, Information Technology, Project Risk Management, Environmental Social And Corporate Governance (ESG), IT Management, Vendor Management, Procurement, Project Management, Stakeholder Communications, Issue Tracking, Project Management Life Cycle, Project Controls, Risk Management, Agile Methodology, Performance Measurement, Project Planning, Resource Management, Quality Management, Performance Management
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Open Web Application Security Project (OWASP), SonarQube, DevSecOps, Jenkins, Software Development Life Cycle, CI/CD, Application Security, Secure Coding, Continuous Integration, DevOps, Security Testing, Continuous Delivery, Code Review, Vulnerability Assessments, Vulnerability Management, Security Awareness, Docker (Software), Dependency Analysis, Compliance Management, Automation
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Talent Pipelining, Talent Sourcing, Recruitment, Talent Acquisition, Applicant Tracking Systems, Recruitment Strategies, Talent Management, Professional Networking, Interviewing Skills, Job Analysis, Verbal Communication Skills, Market Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Measurement, Portfolio Management, Performance Analysis, Investments, Portfolio Risk, Financial Trading, Benchmarking, Derivatives, Equities, International Finance, Risk Management, Market Liquidity, Financial Regulation, Case Studies
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Building Codes, Electric Power Systems, Environmental Regulations, Power Electronics, Sustainable Design, Sustainable Technologies, Energy and Utilities, High Voltage, Electrical Engineering, Electrical Safety, Scalability, Wireless Networks, Capacity Management, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Application Deployment, Cloud Deployment, Kubernetes, Google Cloud Platform, Devops Tools, Network Security
Beginner · Project · Less Than 2 Hours