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.

AI CERTs
Skills you'll gain: Blockchain, Cryptography, Scripting, Transaction Processing, Secure Coding, Application Development, Programming Principles, FinTech, Digital Assets, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Wireless Networks, Telecommunications, Mobile Development, Apple iOS, Display Devices, Business Planning, Product Planning, Android (Operating System), Company, Product, and Service Knowledge, Communication Systems, Business Strategy, Network Analysis, Emerging Technologies, Operating Systems, Digital Communications, Peripheral Devices, Market Trend, Network Architecture, Global Positioning Systems, Market Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Marketing Budgets, Campaign Management, Target Audience, Performance Analysis, Advertising, Advertising Campaigns, Social Media Campaigns, Facebook, Instagram, Paid media, Bidding, Social Media, Budget Management, Social Media Marketing
Beginner · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Operations Research, Mathematical Modeling, Process Optimization, Report Writing, Business Mathematics, Network Model, Business Modeling, Industrial Engineering, Linear Algebra, Business Operations, Applied Mathematics, Operations Management, Algorithms, Resource Allocation, Case Studies, Engineering Calculations, Project Design, Machine Learning, Program Implementation, Business Analytics
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: PyTorch (Machine Learning Library), Data Quality, Generative AI, Deep Learning, MLOps (Machine Learning Operations), Data Pipelines, Application Deployment, Artificial Neural Networks, Software Visualization, Computer Vision, Dimensionality Reduction, Natural Language Processing, Machine Learning
Intermediate · Professional Certificate · 1 - 3 Months

University of California, Davis
Skills you'll gain: Social Network Analysis, Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Social Sciences, Data Ethics, Databases, Artificial Intelligence, Research, Simulations, Big Data, Systems Thinking, Data Science, Artificial Intelligence and Machine Learning (AI/ML), Research Methodologies, Machine Learning, Data Collection, Computational Thinking, Agentic systems
Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: Time Series Analysis and Forecasting, Bayesian Statistics, R Programming, Forecasting, Statistical Inference, Statistical Modeling, Technical Communication, Data Presentation, Statistics, Probability, Statistical Analysis, Statistical Software, R (Software), Data Analysis, Mathematical Modeling, Microsoft Excel, Markov Model, Statistical Methods, Data Science, Probability Distribution
Intermediate · Specialization · 3 - 6 Months

Multiple educators
Skills you'll gain: Apache Airflow, Data Modeling, Data Pipelines, Data Storage, Data Architecture, Requirements Analysis, Data Processing, Data Warehousing, Query Languages, Apache Hadoop, Extract, Transform, Load, Data Lakes, Amazon Web Services, File Systems, Apache Spark, Database Systems, Feature Engineering, Data Integration, AWS Kinesis, Data Management
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Linux Servers, Linux Administration, Ubuntu, Virtual Machines, Distributed Computing, Linux, Performance Tuning, Virtualization and Virtual Machines, Data Storage, File Systems, Servers, System Support, Data Storage Technologies, Software Installation, Scalability
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Image Analysis, Tensorflow, Computer Vision, Keras (Neural Network Library), JSON, Applied Machine Learning, Javascript, Deep Learning, Data Processing, Real Time Data, Web Applications, Machine Learning
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Large Language Modeling, Database Design, LLM Application, Software Documentation, Software Design Patterns, Databases, Test Automation, Collaborative Software, Software Testing, Application Design, Technical Documentation, Generative AI, Database Management, Software Design, Code Review, Software Architecture, Software Engineering, Software Development, Machine Learning
Beginner · Professional Certificate · 1 - 3 Months

Edureka
Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, LangChain, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, OpenAI, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Artificial Intelligence, Prompt Engineering, Data Ethics, Restful API, Data Processing, JSON, Scalability, Data Validation
Beginner · Course · 1 - 4 Weeks