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.

Coursera
Skills you'll gain: Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Vulnerability Assessments, Vulnerability Scanning, Security Testing
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Data Migration, Data Integration, Enterprise Architecture, Data Management, Data Pipelines, Data Integrity, Data Storage
★ 4.7 (13) · Advanced · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Calendar Management, People Analytics, Performance Analysis, Analytics, Data-Driven Decision-Making, Scheduling, Labor Relations, Workforce Management, Staff Management, Team Performance Management, Linear Algebra, Data Management, Administration, Contract Management, Team Management, Unsupervised Learning, R (Software), R Programming, Statistical Programming, Operations Management
★ 5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Agentic systems, AI Security, Data Ethics, Computer Security Awareness Training, Security Awareness, Responsible AI, Law, Regulation, and Compliance, Cybersecurity, Cyber Attacks, General Data Protection Regulation (GDPR), Cyber Risk, AI literacy, Human Factors (Security), Artificial Intelligence, Threat Detection, Information Privacy, Anomaly Detection, Governance
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Data Import/Export, R (Software), Data Wrangling, R Programming, Data Manipulation, Data Analysis, Ggplot2, Relational Databases, Data Transformation, Data Cleansing, Programming Principles
★ 4.1 (13) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Systems, Database Design, Applied Machine Learning, Database Management Systems, Data Architecture, Database Theory, Database Management, Database Development, Database Architecture and Administration, Cloud Computing, Big Data, Relational Databases, Query Languages, Data Processing, SQL
★ 3.3 (7) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Advertising, Marketing Materials, Social Media Marketing, Marketing Design, Social Media Content, Facebook, Social Media, Graphic Design, Instagram, Branding, Design, Marketing, Graphical Tools
★ 4.8 (41) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Ansible, Infrastructure as Code (IaC), Devops Tools, YAML, IT Automation, Docker (Software), Containerization, Amazon Web Services, Data Security, Performance Tuning, Configuration Management
★ 4.5 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Engagement, Clinical Leadership, Strategic Leadership, Nursing Administration, Nursing Management, Strategic Decision-Making, Stakeholder Management, Leadership, Accountability, Nursing Practices, Stakeholder Communications, Decision Making, Leadership Development, Critical Thinking and Problem Solving, Communication Strategies, Strategic Thinking, Problem Solving, Communication Planning, Complex Problem Solving, Dealing With Ambiguity
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: User Feedback, Workflow Management, Constructive Feedback, Process Improvement, Project Management Software, Accountability, Drive Engagement, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Stakeholder Communications, Campaign Management, Campaign Planning, Promotions and Campaigns, Smart Goals, Email Marketing, Marketing Effectiveness, Goal Setting, Strategic Marketing, Communication, Strategic Thinking, Strategic Planning, Performance Measurement, Performance Metric, Business Priorities
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Business Process Automation, Agentic Workflows, Generative AI, Automation, AI Orchestration, OpenAI, Multimodal Prompts, Slack (Software), AI Personalization, AI Integrations, Devops Tools, Human Resources, Performance Metric, Performance Measurement, Key Performance Indicators (KPIs), Google Sheets, Application Programming Interface (API), Scalability
Beginner · Course · 1 - 4 Weeks