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: Supervised Learning, Computer Vision, Recurrent Neural Networks (RNNs), Machine Learning Methods, Convolutional Neural Networks, Plot (Graphics), Matplotlib, Data Visualization, Probability & Statistics, Deep Learning, AI Personalization, Classification Algorithms, Artificial Intelligence, Plotly, Statistical Analysis, Statistical Methods, Machine Learning, Applied Machine Learning, Digital Signal Processing, Statistical Inference
Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: OSI Models, Computer Networking, General Networking, Student-Centred Learning, Teaching, Student Engagement, Network Protocols, Education and Training, Video Editing, Pedagogy, Culture, Multimedia, Lecturing, Instructional Strategies, Creative Design, Cultural Diversity, Human Development, Biology
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Campaigns, Social Media, Social Media Marketing, Market Research, Social Media Strategy, Search Engine Optimization, Marketing Operations, Competitive Analysis, Data-Driven Decision-Making, Consumer Behaviour, Business Research, Sales Presentation, Customer experience strategy (CX), Operations Management, Strategic Planning, Digital Marketing, Branding, Google Ads, Forecasting
Build toward a degree
Beginner · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Transformation, Network Performance Management, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: GitHub Copilot, Prompt Engineering, AI Workflows, AI Integrations, Generative AI, ChatGPT, Software Architecture, Code Review, AI literacy, Software Design, API Design, Debugging, Software Development, Application Development, AI Security, Database Design, Python Programming, Automation, Version Control, Java Programming
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Model Training, Photo Editing, Post-Production
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, User Accounts, Role-Based Access Control (RBAC), Firewall, Nginx, Authorization (Computing), Virtual Networking, Network Administration, Network Security, Servers, Web Servers, Security Controls
Intermediate · Project · Less Than 2 Hours

Packt
Skills you'll gain: Recurrent Neural Networks (RNNs), Model Evaluation, AI Personalization, Data Manipulation, Apache Spark, Tensorflow, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Data Preprocessing, Machine Learning Methods, Data Wrangling, Natural Language Processing, AWS SageMaker, Scalability, Applied Machine Learning, Data Processing, Autoencoders, Data Cleansing, Dimensionality Reduction, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Optimization, Feature Engineering, Tensorflow, Model Deployment, Model Training, Google Cloud Platform, Data Quality, Model Evaluation, Exploratory Data Analysis, Data Preprocessing, Keras (Neural Network Library), Data Strategy, Machine Learning, Machine Learning Methods, Embeddings, Cloud Deployment, Applied Machine Learning, AI Product Strategy, Responsible AI, Dataflow
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Optimization, Algorithms, Memory Management, Performance Testing, Resource Utilization, Scalability
Intermediate · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Transaction Processing, Payment Systems, FinTech, Encryption, Data Structures, Public Key Cryptography Standards (PKCS), Virtualization and Virtual Machines, Network Protocols, Software Architecture, Distributed Computing, Data Integrity, Network Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Middleware, Node.JS, Model View Controller, Development Environment, Application Frameworks, Application Development, JavaScript Frameworks, Web Applications, Web Development Tools, Server Side, Network Routing, Service Oriented Architecture, Android Development
Intermediate · Course · 1 - 4 Weeks