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: E-Commerce, Order Management Systems, Web Analytics, Scalability, Open Source Technology, Growth Strategies, Strategic Decision-Making, Business Software, Data Analysis Software, WordPress, Company, Product, and Service Knowledge, Inventory Control, Inventory Management System, Decision Making, Content Management Systems, Payment Systems, Cost Control
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Exploitation techniques, Security Controls, Software Design, Verification And Validation, Java, Code Review, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Social Media Content, Social Media Management, Content Performance Analysis, Social Media Marketing, Social Media Campaigns, Social Media Strategy, Performance Analysis, Content Strategy, Content Development and Management, Campaign Management, Calendar Management, Content Creation, Social Impact, Data-Driven Decision-Making, Drive Engagement, Scheduling, Cross-Channel Marketing, Customer Engagement, Brand Management
Intermediate · Course · 1 - 4 Weeks
Rice University
Skills you'll gain: Portfolio Management, Portfolio Risk, Financial Market, Investments, Securities (Finance), Financial Systems, Securities Trading, Asset Management, Behavioral Economics, Capital Markets, Investment Management, Equities, Performance Measurement, Finance, Financial Services, Performance Analysis, Risk Management, Return On Investment, Market Liquidity, Derivatives
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Extract, Transform, Load, Data Import/Export, Data Pipelines, Big Data, Data Migration, Data Integration, MySQL, Data Processing, SQL, Analytics, Data Manipulation, Database Management, Relational Databases, Data Architecture, Data Quality, Software Installation, Scalability, Performance Tuning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Planning, Debugging, Browser Compatibility, Performance Testing, Security Testing, Software Testing, System Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Integration Testing, Test Case, Test Automation, Test Tools, Development Environment, Code Review, Continuous Delivery
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Business Process Automation, Data Presentation, Java, Productivity Software, C# (Programming Language), Data Capture, File I/O, Programming Principles, Scalability, Debugging
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Electronic Medical Record, Telehealth, Patient Safety, Health Technology, Health Information Management, Clinical Informatics, Security Awareness, Personally Identifiable Information, Encryption, Help Desk Support, Medical Equipment, Desktop Support, System Support, End User Training and Support, Health Care, Patient Communication, Technical Support, Customer Support
Beginner · Specialization · 3 - 6 Months

University of Arizona
Skills you'll gain: User Experience Design, Content Marketing, Digital Marketing, Marketing Analytics, Marketing Channel, Digital Advertising, Content Strategy, Social Media Marketing, Storytelling, Social Media Strategy, Email Marketing, Search Engine Marketing, E-Commerce
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Scripting, Programming Principles, Computer Programming, Python Programming, Command-Line Interface, Development Environment, Integrated Development Environments, Debugging
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Deployment, AWS SageMaker, Data Pipelines, Apache Airflow, MLOps (Machine Learning Operations), Systems Design, Cloud Computing Architecture, Transfer Learning, Model Evaluation, Cloud Deployment, PyTorch (Machine Learning Library), Cloud Computing, Network Architecture, Unit Testing, API Design, Deep Learning, Python Programming, Data Validation, CI/CD, Keras (Neural Network Library)
Intermediate · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Natural Language Processing, Recurrent Neural Networks (RNNs), Artificial Neural Networks, Deep Learning, Tensorflow, Text Mining, Embeddings, Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks