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.

Coursera
Skills you'll gain: Content Performance Analysis, Email Marketing, Performance Reporting, Campaign Management, Driving engagement, Business Reporting, Digital Analysis, Real Time Data, Email Automation, Data-Driven Marketing, Analysis, Customer Engagement, Data-Driven Decision-Making, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Blockchain, Frontend Integration, Application Deployment, Go (Programming Language), Restful API, Program Development, Enterprise Security, Business Logic, Auditing, Application Programming Interface (API)
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, AI Security, Generative AI, Data Ethics, Threat Modeling, General Data Protection Regulation (GDPR), Security Testing, Model Evaluation, Open Source Technology, Metadata Management, Data Integrity, Data Validation, Cryptographic Protocols
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Cloud Infrastructure, Cloud Services, Cloud Management, Cloud Computing, Cloud Platforms, Disaster Recovery, Cloud Computing Architecture, IT Infrastructure, Cloud Deployment, DevOps, Cloud-Native Computing, Amazon Web Services, Infrastructure Architecture, Virtual Networking, Virtualization, CI/CD, Cloud Applications, Serverless Computing, Cloud Storage
Beginner · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Social Media Management, Security Software, Information Privacy, Cyber Attacks, Cybersecurity, Information Technology, Malware Protection, Content Creation, Digital Advertising, Online Advertising, Social Media Content, Social Media, Digital Marketing, Personally Identifiable Information, Security Awareness, Digital Content, Email Security, Social Media Marketing, E-Commerce, Web Presence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, Plot (Graphics), Statistical Visualization, Data Presentation, Box Plots, Scatter Plots, Data Visualization, Interactive Data Visualization, Dashboard Creation, Histogram, Descriptive Statistics, Data Visualization Software, R (Software), R Programming, Integrated Development Environments, Data Science
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Model Deployment, Model Evaluation, Unsupervised Learning, Transfer Learning, Tensorflow, Generative AI Agents, Keras (Neural Network Library), Fine-tuning, Model Training, Machine Learning Methods, Dimensionality Reduction, Deep Learning, Recurrent Neural Networks (RNNs), Applied Machine Learning, BeeAI, Data Preprocessing, Convolutional Neural Networks, AI Orchestration, Application Deployment, Feature Engineering
Intermediate · Specialization · 1 - 3 Months

Nikolai Schuler
Skills you'll gain: Power BI, Collaborative Software, Data Sharing, Microsoft Power Platform, Cloud Services, Data Access, Data Maintenance, Cloud Deployment, Dashboard, Security Controls, Role-Based Access Control (RBAC), Data Security, Business Intelligence, Data Visualization, Data Modeling, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Content Scheduling, Social Media Management, Social Media Content, Social Media, Social Media Marketing, Content Development and Management, Calendar Management, Scheduling, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Preprocessing, Embeddings, Text Mining, Deep Learning, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Development Environment, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Science, Unsupervised Learning, Exploratory Data Analysis, Probability & Statistics, Machine Learning Algorithms, Applied Machine Learning, Classification And Regression Tree (CART), Data Analysis, Python Programming, Random Forest Algorithm, Dimensionality Reduction, Predictive Modeling, NumPy, Regression Analysis, Statistical Analysis, Data Processing, Deep Learning, Pandas (Python Package), Data Visualization, Data Manipulation
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Credit Risk, Risk Modeling, Financial Analysis, Financial Statement Analysis, Financial Modeling, Financial Statements, Cash Flows, Portfolio Risk, Investments, Risk Analysis, Market Liquidity, Corporate Finance, Return On Investment, Business Valuation, Data Modeling, Performance Stress Testing, Case Studies, Excel Formulas, Business Analytics
Intermediate · Course · 1 - 3 Months