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: Data Structures, Algorithms, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Pandas (Python Package), Machine Learning Algorithms, Computational Thinking, C++ (Programming Language), Data Architecture, Random Forest Algorithm, Performance Tuning, Object Oriented Programming (OOP), Network Analysis, Program Development, Problem Solving, Debugging
★ 4.5 (38) · Intermediate · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, R (Software), Data Mining, Data-Driven Decision-Making, Data Visualization, Data Strategy, FinTech, Data Engineering, Data Visualization Software, Plot (Graphics), Deep Learning, Statistical Visualization, Machine Learning Methods, R Programming, Predictive Analytics, Analytics, Applied Machine Learning, Financial Market, Data Analysis, Digital Transformation
★ 4.3 (91) · Beginner · Specialization · 1 - 3 Months

Yonsei University
Skills you'll gain: Disaster Recovery, Mitigation, Public Safety and National Security, Risk Management Framework, Emergency Response, Geospatial Information and Technology, Policty Analysis, Research, and Development, Policy Development, Public Policies, Spatial Data Analysis, Social Studies, Systems Thinking, Governance, Case Studies
★ 4.7 (91) · Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Generative AI, Generative Model Architectures, Applied Machine Learning, Machine Learning Methods, Graph Theory, Network Analysis, Artificial Neural Networks, Network Model, Health Informatics, Laboratory Experience, Autoencoders, Predictive Modeling, Unsupervised Learning, Data Synthesis
★ 3.6 (15) · Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Pipelines, Apache Airflow, Data Integration, Cloud Deployment, Dataflow, Extract, Transform, Load, Cloud Computing, Data Infrastructure, Data Processing, Data Warehousing, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Data Security, Databricks, Data Store, Data Quality, Microsoft Azure, Data Storage, Data Transformation, Data Processing, Data Cleansing, Query Languages, Performance Tuning, Data Integration, Data Pipelines, Apache Spark, Encryption, Data Analysis, Real Time Data
★ 4.3 (18) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Campaign Management, Marketing Channel, Data-Driven Marketing, Digital Advertising, Digital Marketing Campaigns, Marketing Effectiveness, Digital Marketing, Online Advertising, Marketing Analytics, Web Analytics, Cross-Channel Marketing, Performance Metric, Performance Measurement, Social Media Marketing, Data-Driven Decision-Making, Email Marketing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: LLM Application, Large Language Modeling, Prompt Engineering, Model Optimization, Business Intelligence, Business Reporting, Model Training, Fine-tuning, Data Pipelines, Generative AI, Cost Benefit Analysis, Performance Analysis, Model Evaluation, Key Performance Indicators (KPIs), Quality Assessment
Intermediate · Course · 1 - 4 Weeks
Codio
Skills you'll gain: Apache Maven, Build Tools, JSON, JUnit, Java Programming, Java, Web Services, Programming Principles, Package and Software Management, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
★ 4.7 (37) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Threat Modeling, Application Security, Software Development Life Cycle, DevSecOps, Threat Management, Security Testing, Secure Coding, Cloud Security, Encryption, Vulnerability Scanning, Software Development, Cryptography, CI/CD, Cloud Platforms, DevOps, Vulnerability Assessments, Vulnerability Management, Penetration Testing, Configuration Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: PyTorch (Machine Learning Library), Natural Language Processing, Generative Adversarial Networks (GANs), Vision Transformer (ViT), Deep Learning, Generative Model Architectures, Graph Theory, Dimensionality Reduction, Network Model, Unsupervised Learning, Model Optimization, Embeddings, Artificial Neural Networks, Machine Learning Methods, Supervised Learning, Model Evaluation, Model Training, Model Deployment, Flask (Web Framework)
★ 4.5 (27) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Incident Management, Cyber Threat Hunting, Microsoft Azure, Incident Response, Security Management, Cyber Threat Intelligence, Threat Detection, Security Information and Event Management (SIEM), AI Integrations, Data Integration, ChatGPT, Automation, Query Languages, Dashboard Creation
Intermediate · Course · 1 - 3 Months