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: Loss Prevention, Fraud detection, Asset Protection, Financial Controls, Auditing, Payment Processing and Collection, Accounting, Internal Controls, Transaction Processing, Compliance Auditing, Authorization (Computing), Verification And Validation, Document Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Team Performance Management, Performance Management, Key Performance Indicators (KPIs), Performance Measurement, Employee Performance Management, Performance Metric, Performance Improvement, Human Resource Strategy, Performance Analysis, Performance Appraisal, Accountability Frameworks, Performance Review, People Analytics, Constructive Feedback, Organizational Strategy, Accountability, Employee Engagement, Data-Driven Decision-Making, Analytics, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Responsible AI, AI powered creativity, Risking, Data Ethics, AI literacy, Generative AI, AI Security, Art History, Artificial Intelligence, Creativity, Image Analysis, Ethical Standards And Conduct, Innovation, Risk Management Framework, Environmental Issue, Problem Solving, Analysis, Experimentation, Leadership, Collaboration
★ 4.5 (141) · Beginner · Specialization · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Penetration Testing, Threat Detection, Vulnerability Assessments, Cybersecurity, Exploitation techniques, Vulnerability Management, Risk Management Framework, Cyber Attacks, Cyber Threat Intelligence, Cyber Risk, Human Factors (Security), Application Servers, Web Servers
★ 4.5 (131) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Generative AI, Responsible AI, AI literacy, Risking, AI Security, Social Impact, Intellectual Property, Leadership and Management, Data Quality
★ 4.7 (214) · Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Analysis, Statistical Analysis, Descriptive Analytics, R (Software), Descriptive Statistics, Statistical Methods, Sampling (Statistics), Analysis, Probability & Statistics, Data Ethics, Data Collection, Analytical Skills, Medical Privacy, Exploratory Data Analysis, Statistical Reporting, Logistic Regression
★ 4.6 (46) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Model Deployment, Containerization, Application Deployment, MLOps (Machine Learning Operations), AI Orchestration, Docker (Software), Cloud Deployment, Kubernetes, AI Workflows, Model Training, Distributed Computing, Cloud Computing, Scalability, Cloud Infrastructure
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Nursing, Clinical Nursing, Nursing Care
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Debugging, Test Case, Test Tools, Selenium (Software), Software Testing, Development Testing, API Testing, Integration Testing, Maintainability, Test Engineering, Business Process Automation, Automation, Code Reusability, Scalability
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Data Synthesis, Model Training, Convolutional Neural Networks, Image Analysis, Computer Vision, Artificial Neural Networks, Model Evaluation, Deep Learning, Machine Learning
★ 4.3 (117) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Brand Marketing, Digital Marketing Tools, Driving engagement, Marketing Strategies, MarTech, Digital Media Strategy, Digital Marketing Campaigns, Customer Engagement, Strategic Marketing, Social Media Marketing, Marketing, Digital Marketing, Consumer Behaviour, Market Trend, Strategic Planning, Trend Analysis
★ 4.5 (107) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Information Management, Security Controls, Configuration Management, Threat Management, Secure Coding, Vulnerability Assessments, System Configuration, Asset Management, Cloud Security, Patch Management, Cloud Management, Software Development Life Cycle, Asset Protection, Cloud Computing, Change Control, Encryption
Intermediate · Course · 1 - 4 Weeks