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.

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

Skills you'll gain: Exploratory Data Analysis, Data Storytelling, Ggplot2, Data Analysis, Regression Analysis, R Programming, Statistical Analysis, Data Visualization Software, Statistical Visualization, Data Quality, Anomaly Detection, Descriptive Statistics, Correlation Analysis, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Sales Territory Management, Enterprise Sales, Cold Calling, Lead Generation, Selling Techniques, Sales Training, B2B Sales, Sales Management, Sales, AI Personalization, Responsible AI, Sales Prospecting, Sales Enablement, Consultative Selling, Generative AI Agents, Sales Pipelines, Customer Relationship Management, Business Process, Business Strategy, Customer Engagement
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Retrieval-Augmented Generation, Model Deployment, LangChain, Performance Tuning, AI Workflows, Generative AI, LangGraph, Embeddings, Prompt Engineering, Large Language Modeling, Vector Databases, Data Preprocessing, Scalability, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Information Architecture, Technical Documentation, Software Documentation, Auditing, Document Control, Document Management, User Centered Design, Scalability, Content Strategy, Content Management, Data Quality, Content Development and Management, Data Governance
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Object-Relational Mapping, Restful API, Code Review, Test Case, Software Testing, Test Automation, Business Logic, Application Development, AI Workflows, Requirements Analysis, GitHub, API Design, Full-Stack Web Development, Test Driven Development (TDD), Software Technical Review, Software Development, Back-End Web Development, Data Persistence, Software Architecture, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operational Databases, Database Architecture and Administration, Relational Databases, Database Design, Database Management, PostgreSQL, Data Storage Technologies, Databases, Data Migration, Google Cloud Platform, Disaster Recovery, System Monitoring, Data Access, Performance Tuning, Capacity Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Servers, Unix Commands, Systems Administration, Network Support, TCP/IP, Service Management, Network Troubleshooting, Site Reliability Engineering, IT Automation, Hardware Architecture, File Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Marketing Analytics, Social Media Management, Analytics, Social Media Marketing, Web Analytics, Social Media Campaigns, Scheduling, Social Media Strategy, Performance Analysis, Content Strategy, Descriptive Analytics, Trend Analysis, Content Creation, Process Optimization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Generative AI, LangChain, Software Design Patterns, Vector Databases, LLM Application, Embeddings, Prompt Engineering, Large Language Modeling, Model Evaluation, Text Mining, Scalability, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Content Marketing, Content Performance Analysis, Marketing Strategy and Techniques, Key Performance Indicators (KPIs), Search Engine Optimization, Strategic Marketing, Content Creation, Marketing Channel, Customer Insights, Writing, Marketing Analytics, Web Analytics and SEO, Social Media Campaigns, Scalability, Customer Engagement, Email Marketing, Brand Management, Marketing, Advertising Campaigns, Content Management
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Cloud Computing, Cloud Computing Architecture, Cloud Management, Data Storage, Cloud Security, Databases, System Monitoring, Scalability
Intermediate · Course · 1 - 3 Months