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: Marketing Design, Social Media Marketing, Social Media Content, Marketing Materials, Marketing, Graphic and Visual Design Software, Social Media, Branding, Promotional Materials, Loyalty Programs, Advertising, Customer Engagement
Beginner · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Data Visualization, Surveys, Tidyverse (R Package), Data Analysis, Demography, Public Administration, Policy Analysis, Public Policies, R Programming, Statistical Programming, Data Transformation, Data Cleansing, Data Manipulation
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Data Literacy, Data Ethics, Data-Driven Decision-Making, Analytics, Root Cause Analysis, Lean Methodologies, Six Sigma Methodology, Data Analysis, Operational Efficiency, Operational Excellence, Case Studies, Process Improvement, Quality Management Systems, Data Quality, Data Security, Product Quality (QA/QC), Internet Of Things
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Microsoft Azure, Data Lakes, Data Analysis Expressions (DAX), Azure Synapse Analytics, Data Modeling, Data Governance, Data Warehousing, Microsoft SQL Servers, Data Analysis, Extract, Transform, Load, Data Integration, Data Import/Export, Real Time Data, Data Transformation, Data Pipelines, Information Management, Role-Based Access Control (RBAC), Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Interoperability, DevOps, Information Systems Security, Cybersecurity, Systems Integration, Application Programming Interface (API), Application Security, IT Security Architecture, Data Security, Web Services, Information Technology, Software As A Service, Microservices, Cloud Services, Cloud Computing
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JSON, Apple iOS, Mobile Development, Application Programming Interface (API), Swift Programming, Data Storage, Model View Controller, Data Modeling, Data Storage Technologies, UI Components, Network Protocols
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Digital Advertising, Email Marketing, Generative AI, Marketing Automation, AI Personalization, Advertising Campaigns, Marketing, Marketing Strategies, Content Creation, Keyword Research, Prompt Engineering, Search Engine Optimization, Social Media Marketing, Copywriting, E-Commerce
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Bootstrap (Front-End Framework), Full-Stack Web Development, JavaScript Frameworks, Web Applications, Database Management, Software Architecture, Database Design, Development Environment, Software Testing, NoSQL, Application Frameworks, Application Security, Authentications, Middleware, Performance Tuning, Semantic Web, Authorization (Computing), Scalability
Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Deep Learning, Supervised Learning, Artificial Neural Networks, Artificial Intelligence, Computer Vision, Machine Learning, Performance Tuning, Machine Learning Algorithms, Python Programming, NumPy, Linear Algebra, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, API Design, User Interface (UI), User Provisioning, Databases, Scalability, GitHub, Command-Line Interface, Data Validation
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Geospatial Information and Technology, Data Presentation, Color Theory, Graphic and Visual Design, Tree Maps, Visualization (Computer Graphics), Data Storytelling, Design Elements And Principles, Plot (Graphics), Data Literacy, Heat Maps, Computer Displays, Exploratory Data Analysis, Time Series Analysis and Forecasting, Data Mapping, Scatter Plots, Scalability
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Fraud detection, Generative AI, Generative Model Architectures, Responsible AI, Regulatory Requirements, Compliance Management, Governance, Business Risk Management, Risk Management, Data Ethics, Anomaly Detection, Artificial Intelligence, Forecasting
Intermediate · Course · 1 - 4 Weeks