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: Shiny (R Package), Data Presentation, Exploratory Data Analysis, Data Wrangling, Predictive Modeling, Tidyverse (R Package), Data Science, Data Collection, Interactive Data Visualization, Data Manipulation, Dashboard, Data Analysis, Data Cleansing, R Programming, Statistical Modeling, Regression Analysis, Ggplot2, Data Visualization, Data Transformation, Predictive Analytics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Social Media Management, Social Media, Social Media Marketing, Google Ads, Email Marketing, Social Media Strategy, Online Advertising, Social Media Campaigns, Pay Per Click Advertising, Content Creation, Customer Retention, Instagram, Paid media, Customer Relationship Building, E-Commerce, Digital Marketing, TikTok, Driving engagement, Keyword Research, Brand Marketing
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Bootstrap (Front-End Framework), UI Components, Full-Stack Web Development, JavaScript Frameworks, Web Applications, Web Components, Database Management, Software Development Tools, Software Architecture, Development Environment, Software Testing, NoSQL, Web Servers, Application Frameworks, Application Security, Authentications, Middleware, Performance Tuning, Semantic Web, Authorization (Computing)
Beginner · Specialization · 1 - 3 Months

Columbia University
Skills you'll gain: Computer Vision, Image Analysis, Dimensionality Reduction, Artificial Neural Networks, Machine Learning Methods, Unsupervised Learning, Deep Learning, Graph Theory, Machine Learning Algorithms, Algorithms
Beginner · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Capital Markets, Financial Market, Investment Banking, Securities Trading, Investments, Market Liquidity, Private Equity, Sales, Financial Industry Regulatory Authorities, Business Acumen, Equities, Asset Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Reconciliation, QuickBooks (Accounting Software), Ledgers (Accounting), Accounting Records, Audit Working Papers, General Ledger, Auditing, Bookkeeping, Standard Accounting Practices, Accounts Payable, Workflow Management, Accounting Software, Document Management, Data Integrity, Accounting Systems, Record Keeping, Accounts Payable and Receivable, Accounts Receivable, Transaction Processing, Billing & Invoicing
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Protocols, Network Troubleshooting, Network Planning And Design, Network Routing, TCP/IP, Computer Networking, Dynamic Host Configuration Protocol (DHCP), Network Routers, Network Security, Local Area Networks, Network Switches, File Transfer Protocol (FTP)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Technology Solutions, Security Awareness, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Remote Access Systems, TCP/IP, Network Protocols, System Programming, Operating Systems, Hardware Architecture, Performance Tuning, Computer Hardware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hardware Troubleshooting, Customer Service, Network Troubleshooting, Customer Relationship Building, Computer Security Incident Management, Incident Response, Professional Development, Continuous Improvement Process, Cybersecurity, Process Improvement, Performance Metric, Desktop Support, Operating Systems, Computer Hardware, Cyber Attacks, Customer experience improvement, Technical Support, Customer Complaint Resolution, Digital Transformation, Lifelong Learning
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Business Requirements, Prototyping, User Requirements Documents, User Research, Stakeholder Analysis, Information Architecture, Prioritization
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Spring Boot, Application Development, Redis, Java, Hibernate (Java), Web Development, Database Development, Authentications, Application Security, Performance Tuning, Unit Testing, Command-Line Interface, Event Monitoring, Software Configuration Management
Mixed · Course · 1 - 3 Months