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: Model Optimization, Model Training, AI Workflows, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer Data Management, Record Keeping, Data Entry, Journey Mapping, Data Management, Data Maintenance, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Public Health and Disease Prevention, Statistical Methods, Time Series Analysis and Forecasting, Anomaly Detection, Exploratory Data Analysis, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electrical Systems, Network Architecture, Electrical Power, HVAC, Control Systems, Electric Power Systems, Electrical Wiring, Low Voltage, High Voltage, Building Design, Electrical Engineering, Hazard Analysis, Schematic Diagrams, Electrical Safety, Electrical Equipment, Drafting and Engineering Design, Energy and Utilities, Networking Hardware, Site Reliability Engineering, Building Codes
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Campaign Management, Marketing Channel, Data-Driven Marketing, Digital Advertising, Digital Marketing Campaigns, Marketing Effectiveness, Digital Marketing, Online Advertising, Marketing Analytics, Web Analytics, Cross-Channel Marketing, Performance Metric, Performance Measurement, Social Media Marketing, Data-Driven Decision-Making, Email Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Cloud-Native Computing, Development Environment, Kubernetes, Release Management, Software Versioning, Data Infrastructure, Application Deployment, Package and Software Management, Scalability
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Pain Management, Epidemiology, Injury Prevention, Substance Abuse, Substance Abuse Counseling, Preventative Care, Medical Prescription, Health Policy, Public Health and Disease Prevention, Pharmacology, Public Policies, Rehabilitation, Mental and Behavioral Health, Patient Education And Counseling, Public Health, Treatment Planning, Patient Communication, Advocacy
★ 4.8 (51) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Graphics Software, Animation and Game Design, Graphic and Visual Design, Social Media Content, Social Media Marketing, Graphic Design, Social Media, Graphic and Visual Design Software, Content Creation, Marketing Design, Instagram, Editing, Photo Editing, Branding, Marketing, Video Editing
★ 4.8 (115) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Workflow Management, Process Design, Project Management Software, Project Management Life Cycle, Project Management
Beginner · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Networking Hardware, Network Troubleshooting, Network Protocols, Wireless Networks, Network Security, TCP/IP, Local Area Networks, System Configuration, Network Routers, General Networking, Network Switches, Firewall, Network Monitoring, Virtual Private Networks (VPN), Network Infrastructure, Computer Networking, Wide Area Networks, Network Analysis, IT Management, IT Service Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Sales Pipelines, Closing (Sales), Sales Process, Prospecting and Qualification, Price Negotiation, Sales Management, Negotiation, Selling Techniques, Sales, Lead Generation, Sales Prospecting, Sales Training, Sales Strategy, Enterprise Sales, Customer Analysis, Sales Enablement, Marketing Analytics, Account Strategy, Customer Relationship Management (CRM) Software, Account Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Virtualization and Virtual Machines, Linux, Performance Tuning, Cloud-Native Computing, Linux Servers, Virtualization, Virtual Machines, Data Storage, Data Storage Technologies, Hybrid Cloud Computing, AI Enablement, Security Controls, Mainframe Computing, Hardware Architecture, Infrastructure Architecture, Virtual Networking, Mainframe Technologies, Networking Hardware, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (34) · Beginner · Course · 1 - 3 Months