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.

Skills you'll gain: Authentications, Data Security, Cloud Security, Application Security, Key Management, Encryption, Software Installation, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, Command-Line Interface, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Derivatives, Portfolio Management, Capital Markets, Financial Systems, Financial Market, Credit Risk, Risk Management, Investments, Equities, Financial Regulation, Market Liquidity, Financial Policy, Risk Analysis, Financial Analysis, Securities Trading, Financial Services, Financial Trading, Market Data, Financial Management, Wealth Management
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Visualization, Data Visualization Software, Data Literacy, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Ggplot2, Data Wrangling, Data Cleansing, R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Data Import/Export, Graphing
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Firewall, Linux Administration, Authorization (Computing), Linux Servers, Security Controls, Linux, Authentications, Network Security, Linux Commands, System Configuration, Servers, Server Administration, Encryption, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Angular, Application Deployment, JavaScript Frameworks, Software Testing, Test Tools, Web Development Tools, Unit Testing, Application Performance Management, CI/CD, Continuous Integration, Web Applications, TypeScript, Ajax, Application Lifecycle Management, Secure Coding, Web Development, Code Coverage, Software Architecture, Command-Line Interface, Version Control
Intermediate · Specialization · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Diplomacy, International Relations, World History, European History, Political Sciences, Economics, Security Strategy
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Object Oriented Design, Systems Analysis, Object Oriented Programming (OOP), Systems Design, Software Design, Unified Modeling Language, Software Engineering, C and C++, Software Architecture, Requirements Analysis, Java, Data Management, Application Development, Software Development Methodologies, Human Computer Interaction
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Single Sign-On (SSO), Email Security, Google Workspace, Cloud Security, Security Management, Data Security, Security Controls, Application Security, Mobile Security, Cloud API, API Gateway, Authentications, Multi-Factor Authentication, Identity and Access Management, Enterprise Application Management, Threat Detection
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Facebook, Social Media Campaigns, Social Media Marketing, Social Media, Target Audience, Advertising, Social Media Strategy, Digital Advertising, Content Performance Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Embeddings, Natural Language Processing, Keras (Neural Network Library), Generative AI, Convolutional Neural Networks, Transfer Learning, Recurrent Neural Networks (RNNs), Model Evaluation, Image Analysis, Artificial Neural Networks, Text Mining, Computer Vision, Data Preprocessing, Tensorflow, Deep Learning, Model Deployment, Applied Machine Learning, Google Cloud Platform, Jupyter, Matplotlib
Beginner · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Supervised Learning, Data Modeling, Unsupervised Learning, Applied Machine Learning, Data Analysis, Recurrent Neural Networks (RNNs), Model Deployment, Reinforcement Learning, Artificial Intelligence, Classification Algorithms, Classification And Regression Tree (CART), Tensorflow, Machine Learning Algorithms, Keras (Neural Network Library), Artificial Neural Networks, Deep Learning, Machine Learning, Decision Tree Learning, Predictive Analytics, Regression Analysis
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Autoencoders, Convolutional Neural Networks, Generative Adversarial Networks (GANs), Applied Machine Learning, Model Deployment, Unsupervised Learning, Artificial Intelligence, Classification Algorithms
Build toward a degree
Intermediate · Course · 1 - 4 Weeks