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.
SAS
Skills you'll gain: SAS (Software), Data Manipulation, Statistical Reporting, Data Import/Export, Requirements Analysis, Data Transformation, Data Validation, Analysis, Data Access, Statistical Analysis, Statistical Programming, Data Analysis, Data Cleansing, Exploratory Data Analysis, Data Wrangling, Data Analysis Software, Microsoft Excel, Data Processing, Data Preprocessing, Data Integration
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: IT Security Architecture, Computer Security Incident Management, Network Security, Incident Response, Cryptography, Digital Forensics, Security Requirements Analysis, Penetration Testing, Incident Management, Human Factors (Security), Threat Detection, Cloud Security, Vulnerability Assessments, Cyber Attacks, Encryption, Cybersecurity, Vulnerability Management, Exploitation techniques, Data Security, Security Management
Beginner · Specialization · 1 - 3 Months

Total Seminars
Skills you'll gain: Package and Software Management, Network Troubleshooting, Linux Administration, Shell Script, OS Process Management, Linux, Unix Shell, Virtualization, Bash (Scripting Language), Virtualization and Virtual Machines, Linux Commands, Linux Servers, Virtual Machines, Network Support, Unix Commands, Operating System Administration, Unix, User Accounts, Network Routing, Process Management
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Software-Defined Networking, Network Security, Infrastructure Security, Local Area Networks, Virtual Networking, Security Controls, Network Architecture, Network Infrastructure, Infrastructure Architecture, Wide Area Networks
Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Test Script Development, Application Development, Transaction Processing, Emerging Technologies, Application Design, Application Frameworks, Cryptographic Protocols, Integrated Development Environments, Software Architecture, Network Protocols, Program Development, Distributed Computing, Cloud Platforms, Microsoft Azure, Development Environment, Web Development Tools
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Computational Thinking, Design Strategies, Cryptographic Protocols, Applied Mathematics, Tree Maps, Encryption, Network Model, Combinatorics, Data Science, Mathematical Software, Computer Science, Python Programming
Build toward a degree
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Embeddings, Database Systems, Data Storage Technologies, Databases, Database Management, AI Integrations, Database Architecture and Administration, Generative AI
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Exploratory Data Analysis, Feature Engineering, Dimensionality Reduction, Supervised Learning, Classification Algorithms, Regression Analysis, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Statistical Methods, Data Preprocessing, Applied Machine Learning, Model Evaluation, Statistical Inference, Predictive Modeling, Machine Learning Methods, Statistical Hypothesis Testing, Model Training, Data Processing, Machine Learning
Intermediate · Specialization · 3 - 6 Months

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Text Mining, Portfolio Risk, Applied Machine Learning, Asset Management, Network Analysis, Investments, Data Visualization Software, Machine Learning Methods, Return On Investment, Statistical Machine Learning, Financial Statement Analysis, Financial Data, Market Data, Financial Management, Unstructured Data, Predictive Modeling, Web Scraping, Risk Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Webhook Security, AI Integrations, Generative AI Agents, Application Programming Interface (API), AI Workflows, Agentic Workflows, API Design, Restful API, AI Orchestration, OpenAI API, Web Scraping, Prompt Engineering, Scripting Languages, No-Code Development, Google Gemini, Javascript, Automation, Authentications, Large Language Modeling, Cybersecurity
Beginner · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Containerization, File I/O, Package and Software Management, Unified Modeling Language, Software Testing, Docker (Software), Development Environment, Unit Testing, Application Deployment, Plot (Graphics), Pandas (Python Package), Scripting, Data Modeling, DevOps, Data Persistence, Programming Principles, Python Programming, Scripting Languages, Data Structures, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud-Native Computing, MongoDB, NoSQL, Flask (Web Framework), Django (Web Framework), Cloud Deployment, OpenShift, Cloud Platforms, Application Deployment, Kubernetes, Cloud Development, Cloud Applications, Databases, Back-End Web Development, IBM Cloud, Docker (Software), Containerization, Web Applications, Microservices, Application Development
Advanced · Course · 1 - 3 Months