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: Application Security, Secure Coding, Security Testing, Open Web Application Security Project (OWASP), Vulnerability, Software Testing, Computer Security, Vulnerability Management, Data Security, Security Strategy, Unit Testing, Human Factors (Security), Application Design, Information Privacy, Computer Programming, Python Programming, Node.JS, Javascript, Design Strategies, JavaScript Frameworks
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Real Time Data, Apache Spark, Apache Kafka, Data Integration, AWS Kinesis, Apache Hive, Data Pipelines, Big Data, Applied Machine Learning, Systems Design, System Design and Implementation, Distributed Computing, Query Languages, Data Processing, NoSQL, MongoDB, Data Import/Export, SQL, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, Technical Communication, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), AI Security, Professional Development, Generative AI Agents, MLOps (Machine Learning Operations), Technical Documentation, Coaching, Technical Writing, Portfolio Management, Project Documentation, Problem Solving, Communication Strategies, GitHub
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pivot Tables And Charts, Microsoft Excel, Spreadsheet Software, Data Literacy, Data Storytelling, Data Presentation, Business Analytics, Excel Formulas, Analytics, Business Workflow Analysis, Data Visualization, Data Analysis, Performance Reporting, Data Synthesis, Analytical Skills, Scalability, Data Manipulation, Operational Efficiency
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Marketing Analytics, Data-Driven Marketing, Predictive Modeling, People Analytics, Customer Analysis, Feature Engineering, Marketing Effectiveness, Exploratory Data Analysis, Anomaly Detection, Customer Retention, Advanced Analytics, Marketing Strategies, Job Analysis, Predictive Analytics, Analytics, R Programming, Credit Risk, R (Software), Applied Machine Learning
Beginner · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Keras (Neural Network Library), Tensorflow, Model Training, Model Evaluation, Deep Learning, Convolutional Neural Networks, Model Optimization, Image Analysis, Predictive Modeling, Data Preprocessing, Applied Machine Learning, Artificial Neural Networks, Computer Vision
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Meta Ads Manager, Target Audience, Facebook, Advertising Campaigns, Instagram, Social Media Campaigns, Marketing, Online Advertising, Advertising, Campaign Planning, Goal Setting, Social Media, Promotions and Campaigns, Digital Advertising, Campaign Management, Paid media, Social Media Marketing, Marketing Strategy and Techniques, Social Media Content, Content Creation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Amazon Web Services, Cloud Deployment, Amazon CloudWatch, Databases, Database Systems, AWS CloudFormation, Relational Databases, Database Administration, Amazon DynamoDB, Application Deployment, Database Design, Database Management Systems, Database Architecture and Administration, Operational Databases, Infrastructure as Code (IaC), Cloud Management, Amazon Redshift, Cloud Computing Architecture, Cloud Applications, Cloud Security
Advanced · Course · 1 - 3 Months

Skills you'll gain: Ansible, IT Automation, Devops Tools, Linux Commands, Automation, Debugging, YAML, Scripting, Command-Line Interface, Encryption, Amazon Web Services, Code Reusability, Package and Software Management, Software Installation, Configuration Management, File Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Cascading Style Sheets (CSS), Data Validation, Web Applications, Scripting Languages, Javascript and jQuery, Web Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Web Services, Interoperability, Java, Computer Graphic Techniques, Scalability
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, Code Reusability, GitHub, Scientific Methods, Software Documentation, Science and Research, Technical Documentation, Informatics, Software Versioning, R (Software), Data Analysis, Programming Principles, R Programming, Git (Version Control System), Integrated Development Environments
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Clinical Informatics, Clinical Practices, AI Enablement, Health Care Procedure and Regulation, Healthcare Industry Knowledge, Health Care, Artificial Intelligence, Data-Driven Decision-Making, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Health Administration, Generative AI Agents, Predictive Analytics
Intermediate · Course · 1 - 3 Months