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.

Universidad Austral
Skills you'll gain: Web Scraping, Natural Language Processing, Data Integration, Data Processing, MLOps (Machine Learning Operations), Data Preprocessing, Machine Learning Algorithms, Data Cleansing, Artificial Neural Networks, Machine Learning Methods, Data Manipulation, Tensorflow, Applied Machine Learning, Text Mining, Jupyter, Pandas (Python Package), Application Lifecycle Management, AI Orchestration, Systems Architecture, Python Programming
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Operations Research, Strategic Decision-Making, Decision Intelligence, Generative AI, Business Analytics, Advanced Analytics, Analytics, Process Optimization, Applied Machine Learning, Predictive Analytics, Artificial Intelligence, Decision Making, Performance Analysis, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Assessments, Cyber Security Assessment, Exploitation techniques, Malware Protection, Security Testing, Mobile Security, Test Script Development, Scripting, Android (Operating System), Human Factors (Security), Scripting Languages, Authentications, Network Analysis, Automation, Virtual Networking, Virtual Environment
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Information Privacy, Data Governance, Law, Regulation, and Compliance, Personally Identifiable Information, General Data Protection Regulation (GDPR), Data Security, Data Management, Data Architecture, Data Strategy, Metadata Management, Data Processing, Security Controls
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Performance Testing, Scalability, Data Architecture, Software Architecture, Distributed Computing, Data Infrastructure, Performance Stress Testing, Predictive Modeling, Performance Tuning, Microservices, Big Data, Database Theory, Software Engineering, Database Systems, Data Store
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Apache Airflow, Data Pipelines, Scalability, Feature Engineering, Extract, Transform, Load, Workflow Management, AI Workflows, AI Orchestration, Data Infrastructure, Data Integration, Database Design, Data Modeling, Data Architecture, Data Quality, Data Processing, Data Storage
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization, Data Import/Export
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Application Security, Computer Programming Tools, C and C++, C++ (Programming Language), Software Development Tools, Security Software, C (Programming Language)
Mixed · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Creative Thinking, Creativity, Innovation, Business Modeling, Strategic Thinking, Entrepreneurship, Strategic Planning, Business Strategies, Business Development, New Business Development, Collaboration, Analysis, Performance Analysis
Beginner · Course · 1 - 3 Months

Howard University
Skills you'll gain: Business Software, Information Systems, Business Systems, Management Information Systems, Information Technology, Enterprise Resource Planning, Information Systems Security, E-Commerce, Systems Analysis, Computer Hardware, Data Warehousing, Disaster Recovery, Business Ethics, Operating Systems, Cyber Security Strategy, Business Process Management, Customer Relationship Management, Security Strategy, General Networking, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Insights, Microsoft Copilot, Customer Analysis, Persona Development, Marketing Analytics, Data-Driven Marketing, Marketing, Marketing Strategies, Report Writing, Search Engine Marketing, Generative AI Agents, Target Audience, Prompt Engineering, Search Engine Optimization, Customer Data Management, Social Media Marketing
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Exploratory Data Analysis, Rmarkdown, R (Software), Plot (Graphics), Tidyverse (R Package), Statistical Visualization, Data Visualization, Data Visualization Software, R Programming, Data Analysis, Ggplot2, Data Wrangling, Scatter Plots, Data Manipulation, Histogram, Statistical Reporting, Scripting, Package and Software Management, Scripting Languages, Data Transformation
Beginner · Course · 1 - 4 Weeks