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: Image Analysis, Event-Driven Programming, Scalability, C and C++, Distributed Computing, Computer Graphics, System Programming, Program Development, Performance Tuning, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Tensorflow, Predictive Modeling, Machine Learning, Text Mining, Deep Learning, Natural Language Processing, Applied Machine Learning, Convolutional Neural Networks, Supervised Learning, Recurrent Neural Networks (RNNs), Artificial Intelligence, Classification Algorithms, Data Science, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Computer Security Awareness Training, Ethical Standards And Conduct, Cybersecurity, Information Technology, Responsible AI, Information Privacy, Social Impact, Media and Communications, Personally Identifiable Information, Artificial Intelligence, General Data Protection Regulation (GDPR)
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Convolutional Neural Networks, Artificial Neural Networks, Deep Learning, Machine Learning Algorithms, Image Analysis, Machine Learning, Computer Vision, Model Evaluation, Supervised Learning, Algorithms, Statistical Methods, Linear Algebra, Probability
Intermediate · Course · 1 - 3 Months

Universidad Austral
Skills you'll gain: Financial Modeling, Time Series Analysis and Forecasting, Regression Analysis, Financial Forecasting, Predictive Modeling, Forecasting, Finance, R Programming, Financial Analysis, Statistical Analysis, Statistics, Probability & Statistics, Risk Analysis, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Aptly
Skills you'll gain: TikTok, Social Media Marketing, Business Marketing, Social Media Strategy, Social Media, Content Creation, Marketing Strategies, Content Marketing, Marketing, Brand Awareness, Driving engagement, Content Strategy, Branding, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Databases, Performance Tuning, Maintainability, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, Web Scraping, Ggplot2, Model Evaluation, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Data Analysis, Regression Analysis, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Active Directory, Windows Servers, Firewall, Google Cloud Platform, Virtual Networking, Virtual Machines, Servers, System Testing, Network Security, SQL
Advanced · Project · Less Than 2 Hours

Skills you'll gain: Blockchain, Secure Coding, Application Security, Software Design Patterns, Web Applications, Application Development, Debugging, Transaction Processing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Expense Management, Travel Arrangements, Auditing, Accounts Payable, Accounting, Cost Control, Compliance Auditing, Compliance Management, Fraud detection, Decision Making, Document Management, Record Keeping, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Test Automation, No-Code Development, Usability Testing, User Acceptance Testing (UAT), Regression Testing, Software Testing, Quality Assurance
Beginner · Course · 1 - 4 Weeks