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.

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Systems, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Relational Databases, Data Architecture, Advanced Analytics, Analytics, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Email Automation, Email Marketing, Content Performance Analysis, Marketing Automation, Test Planning, Copywriting, Personalized Campaigns, Regulatory Compliance, Customer Relationship Management (CRM) Software, Performance Analysis, Marketing Analytics, Customer Engagement, Target Audience, Customer Data Management, Compliance Management, Data-Driven Marketing, Compliance Auditing, Customer Relationship Management, Writing and Editing, General Data Protection Regulation (GDPR)
Intermediate · Specialization · 3 - 6 Months

Institut Mines-Télécom
Skills you'll gain: Internet Of Things, Wireless Networks, Routing Protocols, General Networking, TCP/IP, Network Routing, Network Architecture, Network Protocols, Network Performance Management, Computer Networking, Communication Systems, OSI Models, Telecommunications
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Program Management, Stakeholder Engagement, Stakeholder Analysis, Stakeholder Management, Communication Planning, Project Management Office (PMO), Project Controls, Cost Management, Project Management Life Cycle, Risk Mitigation, Project Management Institute (PMI) Methodology, Earned Value Management, Risk Analysis, Governance, Stakeholder Communications, Project Closure, Program Implementation, Project Risk Management, Benefits Administration, Risk Management
Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Threat Modeling, Threat Management, Risk Management, Business Continuity Planning, Asset Protection, Risk Analysis, Risk Management Framework, Risk Mitigation, Business Continuity, Risk Control, Vulnerability Assessments, Vulnerability Management, Security Controls
Mixed · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Technical Standard, General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Case Law, Medical Privacy, Court Systems, Telecommunications, Legal Writing, Law, Regulation, and Compliance, Legal Research, Legal Strategy, Ethical Standards And Conduct, Data Ethics, Health Insurance Portability And Accountability Act (HIPAA) Compliance, European History, International Relations, Interoperability, Data Security, Emerging Technologies
Intermediate · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Internet Of Things, Social Network Analysis, Text Mining, Apache Hadoop, Business Intelligence, Social Media Analytics, Unstructured Data, Analytics, Cloud Computing, Cloud Infrastructure, Data-Driven Marketing, Data Science, Fraud detection, Customer Retention, Marketing Strategies
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Consultative Approaches, Consultative Selling, Value Propositions, Sales Strategy, Market Opportunities, Selling Techniques, Executive Presence, Sales, Regional Sales, General Sales Practices, Business Development, Stakeholder Communications, Business Communication, Strategic Partnership, Active Listening, Customer Insights, Storytelling, Communication Strategies, Organizational Structure
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Analytics, Web Analytics, Marketing Analytics, Conversion Funnel Analysis, Google Ads, Marketing Effectiveness, Web Analytics and SEO, Smart Goals, Data-Driven Marketing, Customer Analysis, Digital Marketing, Customer Insights, Analytics, Goal Setting, Trend Analysis, Campaign Planning, Strategic Marketing, Data Analysis, Performance Metric, Data Integration
Beginner · Course · 3 - 6 Months

Skills you'll gain: Oracle Cloud, Oracle Databases, Multi-Cloud, Microsoft Azure, Hybrid Cloud Computing, Cloud Computing Architecture, Cloud Management, Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Database Management, Cloud-Based Integration, Database Architecture and Administration, Virtual Networking, Network Routing, Network Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic systems, Responsible AI, Compliance Management, Governance, Governance Risk Management and Compliance, Regulatory Compliance, Accountability Frameworks, Artificial Intelligence, Decision Intelligence, Risk Analysis, Case Studies, Risk Management Framework, Risk Management, Accountability, Regulatory Requirements
Intermediate · Course · 1 - 4 Weeks