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: Web Services, Restful API, Apache Maven, Build Tools, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Application Programming Interface (API), Java, Java Programming, API Design, Object-Relational Mapping, Data Persistence, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Content Scheduling, Blogs, Social Media Content, Social Media Management, Facebook, Social Media, Instagram, Social Media Marketing, Marketing Automation, Owned Media, User Accounts, Web Presence, Advertising, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Virtual Networking, Cloud Deployment, Application Deployment, Network Security
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Preprocessing, Data Processing, Model Optimization, Recurrent Neural Networks (RNNs), Model Training, Data Transformation, Financial Forecasting, Feature Engineering, Model Evaluation, Statistical Visualization, Time Series Analysis and Forecasting, Exploratory Data Analysis, Deep Learning, Predictive Modeling, Forecasting, Predictive Analytics, Artificial Neural Networks, Development Environment
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: AI Security, Generative AI Agents, Agentic Workflows, LLM Application, AI Personalization, AI Integrations, Agentic systems, Cloud Hosting, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Cloud Deployment, Generative AI, Application Deployment
Beginner · Course · 1 - 4 Weeks

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: Azure Active Directory, Identity and Access Management, Microsoft Azure, Disaster Recovery, Virtual Machines, Active Directory, Role-Based Access Control (RBAC), Virtual Networking, Virtualization and Virtual Machines, Enterprise Application Management, User Provisioning, Windows Servers, Application Deployment, Data Storage Technologies, Cloud Infrastructure, User Accounts, IT Infrastructure, System Configuration, Cloud Storage, Automation
Intermediate · Course · 1 - 3 Months

FAIR Institute
Skills you'll gain: Cyber Governance, Risk Analysis, Cyber Risk, Risk Modeling, Cyber Security Strategy, Cybersecurity, Governance, Governance Risk Management and Compliance, Risk Management Framework, Risk Management, Business Priorities, Strategic Decision-Making, Risk Mitigation, Business Risk Management, Strategic Prioritization, Compliance Reporting, Management Reporting, Strategic Leadership, Business Communication
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Data Import/Export, R (Software), Data Wrangling, R Programming, Data Manipulation, Data Analysis, Ggplot2, Relational Databases, Data Transformation, Data Cleansing, Programming Principles
Beginner · Course · 1 - 3 Months

Skills you'll gain: Make.com, LinkedIn, Marketing Automation, Generative AI Agents, Digital Marketing Tools, Social Media Marketing, AI Integrations, Content Development and Management, Application Programming Interface (API), Generative AI, Content Creation, Automation, OpenAI API, Artificial Intelligence, Content Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Tableau Software, Dashboard, Data Visualization Software, Data Visualization, R Programming, Alteryx, R (Software), Statistical Programming, Data Presentation, Statistical Visualization, Interactive Data Visualization, Data Cleansing, Plot (Graphics), Data Storytelling, Dashboard Creation, Data Analysis Software, Statistical Analysis, Data Wrangling, Workflow Management, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Marketing Budgets, Social Media Content, Photo/Video Production and Technology, Collaborative Software, Social Media Marketing, Content Creation, Video Editing, Social Media, Graphical Tools, Content Marketing, Marketing, Graphic and Visual Design Software, Graphic Design, Photo Editing
Intermediate · Guided Project · Less Than 2 Hours