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.

Instituto Tecnológico de Aeronáutica
Skills you'll gain: User Story, Agile Software Development, Backlogs, Agile Methodology, Scrum (Software Development), Sprint Retrospectives, Agile Product Development, Test Driven Development (TDD), Agile Project Management, Requirements Elicitation, Requirements Analysis, Sprint Planning, Software Development Methodologies, Program Development, Diagram Design, Software Development
★ 4.6 (221) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Social Media Content, Search Engine Optimization, Social Media Marketing, Brand Marketing, Brand Awareness, Digital Brand Strategy, Digital Marketing Tools, Branding, Social Media Management, Digital Marketing, Brand Strategy, Marketing Design, Marketing, Web Presence, Brand Management, Marketing Materials, Web Design and Development
★ 4.6 (376) · Beginner · Guided Project · Less Than 2 Hours
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, FinTech, Data Sharing, Public Key Infrastructure, Transaction Processing, Key Management, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Network Model, Emerging Technologies, Digital Assets, Authentications, Data Security, Information Privacy, Digital Transformation
★ 4.1 (234) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, Application Security, Java, Java Programming, Application Frameworks, Model View Controller, Development Environment, Web Applications, Frontend Integration, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications, Role-Based Access Control (RBAC), Configuration Management
★ 4.4 (37) · Intermediate · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Capture, Data Analysis, Python Programming, NumPy, Data Preprocessing, Data Visualization, UI Components, User Interface (UI) Design, Programming Principles
★ 4.1 (378) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Safety Culture, Behavioral Management, Behavior Management, Accident Prevention, Safety Training, Positive Behavior Support, Safety Assurance, Applied Behavior Analysis, Proactivity, Coaching, Trustworthiness, Constructive Feedback, Recognizing Others, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Content Scheduling, Online Advertising, Facebook, Marketing Analytics, Content Performance Analysis, Advertising, Digital Advertising, Marketing Effectiveness, Social Media Content, Drive Engagement, Driving engagement, Content Development and Management, Social Media Marketing, Shared Media, Social Media Campaigns, Digital Publishing, Social Media, Target Audience, Social Media Management, Customer Engagement
★ 4.6 (276) · Mixed · Guided Project · Less Than 2 Hours

Skills you'll gain: TCP/IP, Network Protocols, Network Monitoring, OSI Models, Network Troubleshooting, Network Security, Web Servers, Network Analysis
★ 4.4 (33) · Beginner · Guided Project · Less Than 2 Hours

Imperial College London
Skills you'll gain: Biostatistics, Statistical Analysis, R (Software), R Programming, Statistical Methods, Data Wrangling, Regression Analysis, Exploratory Data Analysis, Logistic Regression, Probability & Statistics, Statistical Modeling, Statistical Hypothesis Testing, Predictive Modeling, Descriptive Statistics, Model Evaluation, Public Health
★ 4.5 (331) · Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Data Quality, Quality Assurance, Clinical Trial Management Systems, Case Report Forms, Clinical Trials, Data Maintenance, Clinical Monitoring, Data Cleansing, Data Management, Data Integrity, Clinical Research, Microsoft Excel, Data Compilation, Data Collection, Data Sharing, Data Security, Treatment Planning, Statistical Analysis
★ 4.8 (186) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Application Development, Web Development, Application Deployment, Database Design, Web Applications, Back-End Web Development, Authentications, Object-Relational Mapping, Hypertext Markup Language (HTML), Data Modeling, UI Components, Relational Databases, Python Programming, Data Validation, User Accounts, Network Protocols, User Interface (UI) Design
★ 4.8 (398) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Exploratory Data Analysis, Deep Learning, Text Mining, Plot (Graphics), Artificial Neural Networks, Data Cleansing, Data Import/Export, Data Preprocessing, Natural Language Processing, Model Training, Applied Machine Learning, Python Programming, Machine Learning, Automation
★ 4.6 (265) · Beginner · Guided Project · Less Than 2 Hours