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.

Johns Hopkins University
Skills you'll gain: Game Theory, Data-Driven Decision-Making, Cybersecurity, Data Science, Algorithms, Reinforcement Learning, AI Security, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pinterest, Online Advertising, Social Media Campaigns, Digital Advertising, Advertising Campaigns, Content Performance Analysis, Marketing Analytics, Marketing, Social Media Marketing, Target Audience
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization Software, Data Visualization, Statistical Visualization, Ggplot2, Plot (Graphics), R Programming, Scatter Plots, Graphing, Data Analysis, Data Manipulation, Data Import/Export, Regression Analysis, Data Preprocessing, Software Installation
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Splunk, Dashboard, Data Visualization, Ad Hoc Reporting, Statistical Reporting, Event Monitoring, Security Information and Event Management (SIEM), Software Installation, Analytics, Data Analysis, Big Data, Query Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Data Preprocessing, Feature Engineering, AI Personalization, Applied Machine Learning, Data Science, Machine Learning, Scalability, Data Manipulation, Python Programming, Data Transformation, Pandas (Python Package), Predictive Analytics, Machine Learning Methods, Predictive Modeling, Text Mining, Development Environment, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, NumPy
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Instagram, Social Media, Facebook, Social Media Marketing, Social Media Strategy, Content Creation, Driving engagement, Advertising
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, Data Integration, Big Data, Data Processing, Data Warehousing, Data Management, Data Architecture, Database Design, Scalability
Beginner · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Generative AI, Responsible AI, Ethical Standards And Conduct, AI Security, Robotics, Healthcare Ethics, Workforce Planning, Information Privacy, Information Technology, Robotic Process Automation, Large Language Modeling, Energy and Utilities
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Linux Administration, User Accounts, Operating System Administration, Linux, File Systems, Systems Administration, Authorization (Computing), Security Controls, Data Storage, Identity and Access Management, File Management, System Configuration, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Blockchain, Web Development Tools, Software Development Tools, Application Deployment, Cloud Storage, Web Applications, JavaScript Frameworks, Development Testing, Application Development, Transaction Processing, Application Security
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Ggplot2, Data Cleansing, Tidyverse (R Package), Data Wrangling, Data Transformation, Data Visualization, R Programming, Data Manipulation, Data Analysis, Data Management, Pivot Tables And Charts
Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: ChatGPT, Machine Learning Methods, Data Mining, Generative AI, Recurrent Neural Networks (RNNs), Data Preprocessing, Python Programming, Machine Learning Algorithms, Data Manipulation
Advanced · Course · 1 - 4 Weeks