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.

LearnQuest
Skills you'll gain: Customer Engagement, Sales Training, Talent Management, Employee Retention, Sales Management, Innovation, Customer Relationship Building, Sales Strategy, Team Performance Management, Sales, Sales Development, Stress Management, Team Building, Professional Networking, Professional Development, Sales Operations, Performance Management, New Business Development, Growth Strategies, Sales Process
Beginner · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Oral Expression, Concision, Verbal Communication Skills, Public Speaking, Media and Communications, Interviewing Skills, Public Relations, Communication, Research, Communication Strategies, Discussion Facilitation, Interpersonal Communications, Rapport Building, General Networking
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Statistics, Probability & Statistics, Data Analysis, Statistical Methods, Data Literacy, Data Collection, Unsupervised Learning, Text Mining, Analytical Skills, Statistical Inference, Unstructured Data, Probability, Predictive Modeling, Data Science, Deep Learning, Machine Learning, Machine Learning Methods, Data Visualization, Business Communication, Communication
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Digital Marketing, Email Marketing, Pay Per Click Advertising, Digital Marketing Campaigns, Blogs, Digital Media Strategy, Content Performance Analysis, Marketing Strategies, Online Advertising, Advertising Campaigns, Campaign Management, Digital Brand Strategy, Marketing Planning, Digital Marketing Tools, Marketing Effectiveness, Contextual Advertising, Social Media, Data-Driven Marketing, Social Media Marketing, Marketing Strategy and Techniques
Beginner · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: MySQL, Relational Databases, Data Management, Database Design, Data Warehousing, Data Visualization, Data Visualization Software, Interactive Data Visualization, Data Security, Dashboard Creation, Dashboard, Database Management, Data Presentation, Tableau Software, Data Cleansing, Data Integration, SQL, Microsoft Excel, Data Governance, Data Manipulation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Apple Service Certification, Knowledge of Apple Software, Knowledge of Apple Hardware, Security Controls, General Networking, Data Security, Wireless Networks, Configuration Management
Intermediate · Course · 3 - 6 Months

L&T EduTech
Skills you'll gain: Artificial Intelligence, Internet Of Things, Unsupervised Learning, Python Programming, Machine Learning Algorithms, Deep Learning, Machine Learning, AI Integrations, Convolutional Neural Networks, Image Analysis, Artificial Neural Networks, Reinforcement Learning, Emerging Technologies, Healthcare 5.0, Data Preprocessing, Natural Language Processing, Model Evaluation
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Anomaly Detection, Embeddings, LLM Application, Database Application, Large Language Modeling, Generative AI, Image Analysis
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Kaizen Methodology, Sprint Planning, Quality Improvement, Process Improvement, DevOps, Technology Roadmaps, User Story, Initiative and Leadership, Scalability, Innovation, Organizational Development, Continuous Deployment, Performance Metric, CI/CD, Continuous Integration, Capacity Planning, Coordinating, Meeting Facilitation, Dependency Analysis, Goal Setting
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Java Programming, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Cryptographic Protocols, Authentications, Application Security, Data Import/Export, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Snowflake Schema, Business Intelligence, Power BI, Cloud Security, Business Analytics, Business Intelligence Software, Cloud Management, Advanced Analytics, Cloud-Based Integration, Data Management, Data Governance, Amazon Web Services, Data Integration, Data Security, Cost Control, Data Visualization Software, Cloud Computing, Data Warehousing, Data Modeling, Cloud Applications
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Ansible, Kubernetes, Virtual Machines, Devops Tools, Containerization, IT Automation, Virtualization and Virtual Machines, Automation, Red Hat Enterprise Linux, Amazon Web Services, File Management, Microsoft Azure, DevOps, Linux Servers, Infrastructure as Code (IaC), YAML, Windows Servers, Microsoft Windows, Network Administration, Web Servers
Intermediate · Specialization · 1 - 4 Weeks