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: Workflow Management, User Feedback, Automation, Performance Measurement, Project Management Software, Performance Improvement, Process Improvement, Data-Driven Decision-Making, Prioritization, Systems Integration
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, Linux Commands, Virtual Private Networks (VPN), System Monitoring, Operating System Administration, Public Key Infrastructure, Ubuntu, Version Control, File Management, Command-Line Interface, Linux Servers, Intrusion Detection and Prevention, Git (Version Control System), File Systems, User Accounts, Firewall, Cloud Computing Architecture, DevOps
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Natural Language Processing, Text Mining, Data-Driven Decision-Making, Usability Testing, Embeddings, Usability, Unstructured Data, Model Evaluation, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Nursing Management, Legal Risk, Clinical Leadership, Continuous Quality Improvement (CQI), Stakeholder Engagement, Health Equity, Nursing Administration, Patient Safety, Strategic Leadership, Conflict Management, Teamwork, Nursing, Change Management, Financial Management, Decision Making, Healthcare Ethics, Quality Improvement, Staff Management, Strategic Planning, Delegation Skills
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Descriptive Statistics, Dashboard, Histogram, Data Presentation, Data Storytelling, Exploratory Data Analysis, Tableau Software, Data Visualization, Interactive Data Visualization, Data-Driven Decision-Making, Analytics, Business Analysis, Strategic Decision-Making, Data Quality, Performance Analysis, Stakeholder Analysis, Business Metrics, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Copywriting, Editing, Grammar, Proofreading, Target Audience, Writing, Direct Marketing, Business Correspondence, Marketing Psychology, Content Strategy
Beginner · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Oracle SQL Developer, SQL, Oracle Databases, PL/SQL, Database Design, Database Theory, Database Management Systems, Relational Databases, Database Management, Databases, Database Architecture and Administration, Data Storage, Transaction Processing, Stored Procedure, Data Management, Query Languages, Network Architecture, Diagram Design, Command-Line Interface, Data Modeling
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Tensorflow, Deep Learning, Performance Tuning, Machine Learning Methods, Data Preprocessing, Artificial Neural Networks, Model Evaluation, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Cybersecurity, Cyber Security Policies, Cyber Risk, Cyber Attacks, Cyber Governance, Cyber Security Strategy, Security Management, Infrastructure Security, Data Security, Threat Modeling, Computer Security, Security Awareness, Risk Management, Enterprise Security, Vulnerability, Governance, General Networking, Public Safety and National Security, Threat Detection, Artificial Intelligence
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Cloud Deployment, Generative AI, Cloud Security, Cloud Infrastructure, Cybersecurity, Cloud Platforms, Cloud Computing, Data Storage, Peripheral Devices, Virtualization, Computer Hardware, Cyber Attacks, System Configuration, Artificial Intelligence, OSI Models, General Networking, Data Security, Test Planning
Beginner · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Vulnerability Management, Cybersecurity, Cyber Attacks, Cyber Security Policies, Vulnerability Assessments, Cyber Security Strategy, Network Security, Cyber Risk, Threat Detection, Security Controls, Firewall, Virtual Private Networks (VPN), Intrusion Detection and Prevention, Continuous Improvement Process
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Apache Spark, PyTorch (Machine Learning Library), Large Language Modeling, Retrieval-Augmented Generation, Transfer Learning, Model Evaluation, Computer Vision, Unsupervised Learning, Generative Model Architectures, Generative AI, PySpark, Vision Transformer (ViT), Keras (Neural Network Library), Supervised Learning, Generative AI Agents, Vector Databases, Machine Learning, Python Programming, Data Science
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months