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.

Peking University
Skills you'll gain: Application Security, Computer Security, Authorization (Computing), Security Engineering, Database Application, Information Systems Security, Operating Systems, Infrastructure Security, Virtualization, Virtual Machines, Identity and Access Management, Data Integrity
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Web Applications, Computational Logic, Software Development Tools, Business Logic, Other Programming Languages, Program Development, Scalability
Intermediate · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Stakeholder Management, Project Risk Management, Environment Health And Safety, Quality Management, Procurement, Communication Strategies, Risk Management, Project Controls, Stakeholder Communications, Subcontracting, Supplier Management, Quality Improvement, Stakeholder Analysis, Earned Value Management, Performance Measurement, Variance Analysis
Advanced · Course · 1 - 4 Weeks

Aptly
Skills you'll gain: Interviewing Skills, Professional Networking, Recruitment, LinkedIn, Goal Setting, Business Writing, Personal Development, Professional Development, Compensation Analysis, Self-Awareness, Storytelling, Communication Strategies, Communication
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: NSX-T Network Virtualization, vSphere Networking and Storage, Virtual Networking, Software-Defined Data Center (SDDC), VMware vSAN, vSphere DRS & HA, Software-Defined Networking, Hybrid Cloud Computing, Zero Trust Network Access, Virtualization, Storage vMotion, Data Centers, vCenter Server, VMware ESX Servers, Role-Based Access Control (RBAC), Virtual Local Area Network (VLAN), Virtualization and Virtual Machines, Virtual Machines, Cloud Management, Network Switches
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Persuasive Communication, Enterprise Sales, Stakeholder Communications, Global Marketing, Value Propositions, Milestones (Project Management)
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Feature Engineering, Tensorflow, Google Cloud Platform, Model Deployment, Data Quality, Data Preprocessing, Model Evaluation, Scikit Learn (Machine Learning Library), Keras (Neural Network Library), Embeddings, Applied Machine Learning, Exploratory Data Analysis, Supervised Learning, Logistic Regression, MLOps (Machine Learning Operations), Machine Learning, AI Enablement, Data Pipelines, Machine Learning Algorithms, Artificial Neural Networks
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Order Management, Sales Process, Accounting Software, Inventory Control, Small Business Accounting, Inventory Management System, Customer Relationship Management (CRM) Software, Financial Reporting, Accounts Receivable, Cloud Security, Sales, Amazon Web Services, Data Security, Billing & Invoicing, Reconciliation, Accounting, Estimation, Finance
Intermediate · Guided Project · Less Than 2 Hours

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, Marketing Automation, Marketing Strategies, Customer experience strategy (CX), Digital Transformation, Marketing Analytics, Ggplot2, Marketing, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Analytics, Data Science, Data Analysis, Innovation, Business Analytics, Data Manipulation
Beginner · Specialization · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Digital Marketing, Web Analytics, Digital Advertising, Search Engine Marketing, Online Advertising, Google Analytics, Search Engine Optimization, Google Ads, Marketing Channel, Social Media Marketing, Marketing Strategies, Keyword Research, Marketing Planning, Paid media, Marketing Analytics, Social Media Campaigns, Social Media, Advertising, Blogs, Emerging Technologies
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Software Engineering, Object Oriented Design, Software Testing, Software Development Tools, Unified Modeling Language, Development Environment, Requirements Analysis, Agile Software Development, Agile Methodology, Test Case, Software Development Life Cycle, Software Development Methodologies, Functional Requirement, User Requirements Documents, Software Quality Assurance, Systems Analysis, Software Development, Software Design, Systems Design, Software Architecture
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Threat Modeling, Cyber Threat Intelligence, Cybersecurity, Operating Systems, Hardening, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), Intrusion Detection and Prevention, System Programming, Authentications, Data Persistence, Computer Architecture
Intermediate · Course · 1 - 3 Months