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: Penetration Testing, Exploitation techniques, Cybersecurity, Vulnerability Assessments, Vulnerability Scanning, Linux, Command-Line Interface, Linux Commands, Cryptography, File Management, Bash (Scripting Language), Microsoft Windows, Virtual Machines
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Distributed Computing, Scalability, Performance Tuning, C++ (Programming Language), System Programming, Computer Architecture, Cross Platform Development, Hardware Architecture, Application Development, Algorithms, C (Programming Language), Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Computer Vision, NumPy, Matplotlib, Convolutional Neural Networks, Deep Learning, Pandas (Python Package), Image Analysis, Python Programming, Artificial Neural Networks, Data Manipulation
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, GitHub, Scientific Methods, Bioinformatics, Technical Documentation, Informatics, Clinical Informatics, R (Software), Data Analysis, Programming Principles, R Programming, Version Control, Integrated Development Environments
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, Data Ethics, Google Gemini, Marketing Analytics, Generative AI, AI Enablement, Governance, AI Security, Sales Strategy, Customer Insights, Marketing Strategies, ChatGPT, Persona Development, Marketing Effectiveness, Social Media Campaigns, Forecasting, Automation, Analysis, Process Optimization, Visualization (Computer Graphics)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Kubernetes, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Cloud Deployment, Amazon Web Services, AWS CloudFormation, DevOps, Load Balancing, Containerization, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Business Continuity Planning, Database Management, Database Administration, Problem Management, Relational Databases, Incident Management, Service Management, Information Systems, Software Development Methodologies, IT Management, Asset Management, Project Design, Object Oriented Design, Agile Methodology
Intermediate · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Regression Analysis, Predictive Analytics, Predictive Modeling, Investment Management, Risk Analysis, Investments, R Programming, Machine Learning, Statistical Analysis, Financial Analysis, Logistic Regression, Financial Data, Algorithms
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Microsoft Azure, Cloud Computing, Virtual Machines, Cloud Infrastructure, Virtual Networking, Cloud Applications, Cloud Deployment, Application Deployment, Virtual Private Networks (VPN), Virtualization, Cloud Storage, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Solution Architecture, Software Architecture, Cloud Computing Architecture, Enterprise Architecture, Amazon Web Services, Application Security, Identity and Access Management, Cloud Deployment, Network Architecture, Cloud Applications, Data Migration, Network Security, Scalability, Disaster Recovery
Intermediate · Course · 1 - 3 Months
Kennesaw State University
Skills you'll gain: Marketing, Marketing Channel, Social Media Marketing, Marketing Strategies, Marketing Effectiveness, Content Marketing, Consumer Behaviour, Digital Marketing, Advertising, Social Media, Social Media Strategy, Branding, Digital Media Strategy, Digital Advertising
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Dashboard, Data Visualization Software, Data Visualization, R Programming, Alteryx, Statistical Programming, Data Presentation, Interactive Data Visualization, Data Cleansing, Data Storytelling, Data Structures, Statistical Analysis, Workflow Management, Data Analysis, Scatter Plots, Data Preprocessing, Data Manipulation, Data Processing, Data Transformation
Intermediate · Specialization · 3 - 6 Months