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: Model Training, Model Deployment, MLOps (Machine Learning Operations), Applied Machine Learning, Model Evaluation, Scikit Learn (Machine Learning Library), Machine Learning Methods, Machine Learning, Predictive Modeling, Scenario Testing, Machine Learning Algorithms, Feature Engineering, Statistical Machine Learning, Responsible AI, Regression Analysis, Classification Algorithms, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Metasploit, Vulnerability Assessments, Vulnerability Scanning, Security Testing, Security Controls, Brute-force attacks, Virtual Environment, Cybersecurity, Virtual Machines, Technical Writing, Technical Documentation, Linux
★ 4 (7) · Beginner · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Model Evaluation, Supervised Learning, Model Training, Scikit Learn (Machine Learning Library), Tensorflow, Model Deployment, Applied Machine Learning, Artificial Neural Networks, Python Programming, NumPy, Machine Learning Algorithms, Matplotlib, Deep Learning, Image Analysis, Machine Learning, Model Optimization, Embeddings, Pandas (Python Package), Convolutional Neural Networks, Natural Language Processing
★ 3.9 (9) · Beginner · Course · 1 - 3 Months

University of Florida
Skills you'll gain: Medical Equipment and Technology, Medical Devices, Healthcare Ethics, Health Technology, Internet Of Things, Patient Safety, Telehealth, Vulnerability, Medical Telemetry, Safety Standards, Medical Privacy, Legal Risk, Data Ethics, Regulatory Compliance, Law, Regulation, and Compliance, Patient Advocacy, Threat Modeling, Security Awareness, Cybersecurity
★ 4.4 (29) · Mixed · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Product Strategy, Overcoming Objections, Business Transformation, Cross-Functional Collaboration, Cross-Functional Team Leadership, Product Management, Culture Transformation, Organizational Change, Organizational Leadership, Digital Transformation, Leadership, Innovation, Agile Methodology, Stakeholder Engagement, Data-Driven Decision-Making
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Accounts, Collaborative Software, Telecommuting, Telecommunications
★ 4.2 (25) · Beginner · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Storage, Data Storage, Data Storage Technologies, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Cloud Security, Security Controls, File Management, Authorization (Computing), File Systems, Key Management, Encryption
★ 4.8 (13) · Intermediate · Course · 1 - 4 Weeks

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

Board Infinity
Skills you'll gain: Cloud Computing, Cloud Platforms, Cloud Deployment, Cloud Services, Manufacturing Operations, Cybersecurity, Manufacturing Processes, Manufacturing and Production, Augmented and Virtual Reality (AR/VR), Blockchain, Cyber Attacks, Production Process, Emerging Technologies, Information Systems Security, Augmented Reality, Virtual Reality, Artificial Intelligence, Big Data, Machine Learning
★ 4.7 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Dashboard Creation, Data Visualization, Web Content Accessibility Guidelines, Data Presentation, Data Literacy, Data Visualization Software, Statistical Visualization, Heat Maps, Scatter Plots
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Content, Social Media Marketing, Social Media, Marketing Design, Social Media Strategy, Content Creation, Marketing, Branding, Brand Management, Dashboard
★ 3.9 (48) · Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Portfolio Management, Investments, Investment Management, Financial Market, Portfolio Risk, Capital Markets, Finance, Equities, Market Liquidity, Risk Modeling, Risk Analysis, Financial Modeling, Asset Management, Return On Investment, Financial Analysis, Risk Management, Market Dynamics, Business Valuation, Correlation Analysis
★ 4.8 (110) · Intermediate · Course · 1 - 4 Weeks