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.

Nanjing University
Skills you'll gain: Debugging, Program Development, Computer Systems, Computer Architecture, System Programming, Computer Science, Computational Logic, Programming Principles, Data Storage, Operating Systems, C (Programming Language), Data Structures, Application Security
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Sales Presentations, Closing (Sales), Negotiation, Data Visualization, Selling Techniques, Contract Negotiation, Price Negotiation, B2B Sales, Influencing, Persuasive Communication, Sales, Storytelling, Behavioral Economics, Overcoming Objections, Value Propositions, Rapport Building
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Information Assurance, Data Security, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Lakes, Data Governance, Data Architecture, Data Management, Cloud Storage, Database Management, Data Warehousing, Data Access, Metadata Management, NoSQL, Star Schema, Data Quality, Big Data, Query Languages, Data Integration, Application Programming Interface (API), Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Linux Servers, User Accounts, Virtualization, Linux Administration, Lightweight Directory Access Protocols, Network Performance Management, Virtualization and Virtual Machines, Group Policy, Server Administration, Performance Tuning, Virtual Machines, Systems Administration, Linux, Network Administration, Network Security, Security Management, Cybersecurity, Disaster Recovery, Large Language Modeling
Intermediate · Specialization · 1 - 4 Weeks

Edureka
Skills you'll gain: Cloud-Native Computing, Grafana, Web Services, Web Applications, Software Architecture, Development Environment, Object Oriented Design, CI/CD, Programming Principles, Computer Programming, Program Development, Network Security, Other Programming Languages, Software Development Tools, Data Structures, Data Sharing
Intermediate · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Prompt Engineering, Generative AI, Anthropic Claude, Responsible AI, ChatGPT, LLM Application, Data Ethics, AI Enablement, Artificial Intelligence, Artificial Neural Networks, Brainstorming, Machine Learning, Deep Learning, Information Privacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, Microsoft Outlook, Calendar Management, Gmail, Setting Appointments, Organizational Skills, Microsoft Office, Google Workspace, Scheduling, Computer Literacy, Productivity Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Computer Architecture, Desktop Support, Data Storage Technologies, System Configuration, USB, Peripheral Devices, System Support
Beginner · Course · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Digital Assets, Blockchain, Asset Management, Cybersecurity, Security Awareness, Security Controls, Multi-Factor Authentication, Authentications, Financial Market, Market Data, Financial Regulations, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Medical Privacy, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Governance, Security Management, Computer Security Incident Management, Personally Identifiable Information, Law, Regulation, and Compliance, Data Security, Governance, General Data Protection Regulation (GDPR), Information Assurance, Document Management, Security Controls, Threat Management, Health Information Management, Data Management, Compliance Management, Regulatory Compliance, Training Programs
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Rmarkdown, R Programming, Ggplot2, Data Import/Export, Data Visualization, Data Manipulation, Data Visualization Software, Data Analysis, Data Science, Data Storytelling, Statistical Analysis, Relational Databases, Data Cleansing, Data Transformation, Statistical Programming, Data Integration, Software Installation, Programming Principles, Communication
Beginner · Specialization · 1 - 3 Months