Internet Security courses can help you learn about network security protocols, encryption techniques, and threat detection methods. You can build skills in risk assessment, incident response, and implementing security policies. Many courses introduce tools like firewalls, intrusion detection systems, and antivirus software, demonstrating how these tools are used to protect sensitive data and maintain system integrity.

Fractal Analytics
Skills you'll gain: AI Security, Vector Databases, Responsible AI, Data Strategy, Data Ethics, Data Management, Data Security, Generative AI, Generative AI Agents, Data Mapping, AI Integrations, Data Governance, Containerization, Data Architecture, Retrieval-Augmented Generation, Interoperability, Enterprise Architecture, Metadata Management, Data Pipelines, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (14) · Intermediate · Specialization · 1 - 3 Months

Digital Marketing Institute
Skills you'll gain: LinkedIn, Content Performance Analysis, Campaign Management, Social Media Campaigns, Social Media Marketing, Online Advertising, Social Media, Digital Advertising, Social Media Content, Marketing, B2B Sales, Social Media Management, Professional Networking, Digital Marketing Campaigns, Advertising Campaigns, Social Media Strategy, Business Marketing, Marketing Analytics, Video Production, Social Media Analytics
★ 4.4 (103) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Troubleshooting, Help Desk Support, System Configuration, Computer Hardware, Networking Hardware, Hardware Troubleshooting, Technical Support and Services, Technical Support, Peripheral Devices, System Support, Desktop Support, General Networking
★ 3.4 (140) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Ethical Standards And Conduct, Cybersecurity, Responsible AI, digital literacy, Information Privacy, Social Impact, AI Personalization, Media and Communications, Data Security, Personally Identifiable Information, Law, Regulation, and Compliance, Penetration Testing
★ 4.5 (27) · Beginner · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Model Evaluation, Deep Learning, Descriptive Analytics, Data Ethics, Data Preprocessing, ICD Coding (ICD-9/ICD-10), Federated Learning, Autoencoders, Health Informatics, Clinical Data Management, Medical Records, Data Mining, Medical Coding, Electronic Medical Record System, Responsible AI, AI Security, Electronic Medical Record, Predictive Modeling, Patient Flow, Machine Learning
★ 4.4 (36) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Virtual Machines, Cloud Security, Public Cloud, Amazon Web Services, Scalability, Virtual Networking, Private Cloud, Cloud Computing Architecture, Cloud Platforms, Cloud Computing, Cloud Infrastructure, Cloud Services, Cloud Deployment
★ 4.4 (175) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Enterprise Risk Management (ERM), IT Management, Business Continuity, Data Security, Business Continuity Planning, Disaster Recovery, Audit Planning, Information Technology, Risk Management, Data Validation, Compliance Management, Risk Mitigation, Data Governance, Technology Strategies, Information Assurance, Security Controls, Law, Regulation, and Compliance, Data Integrity, Project Risk Management, Auditing
★ 4.2 (26) · Intermediate · Specialization · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, FinTech, Data Sharing, Public Key Infrastructure, Transaction Processing, Key Management, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Network Model, Emerging Technologies, Digital Assets, Authentications, Data Security, Information Privacy, Digital Transformation
★ 4.1 (235) · Beginner · Specialization · 3 - 6 Months

Universidade de São Paulo
Skills you'll gain: Infectious Diseases, Epidemiology, Infection Control, Microbiology, Public Health and Disease Prevention, Public Health, Maternal Health, Biology, Health Education, Immunology, Child Health, Prenatal Care, Preventative Care, Mitigation, Drug Development
★ 5 (245) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphic Design, Graphic and Visual Design, Design Elements And Principles, Graphic and Visual Design Software, Digital Design, Creative Design, Design and Product, Event Management, Computer Programming
★ 4.6 (45) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Cloud Services, Cloud Platforms, Cloud Computing, Cloud Deployment, Cloud Storage, Cloud Security, Computing Platforms, Cloud Management
★ 4.9 (56) · Beginner · Course · 1 - 4 Weeks

STARWEAVER
Skills you'll gain: Customer experience improvement, Customer experience strategy (CX), Service Design, Design Thinking, Change Management, Social Media Analytics, Vendor Management, Organizational Change, Hospitality Services, Service Improvement, Hospitality Management, Vendor Relationship Management, Content Creation, Social Media Marketing, Digital Marketing, Operational Efficiency, Search Engine Optimization, Leadership, Content Management, Customer Engagement
★ 4.2 (46) · Intermediate · Specialization · 1 - 3 Months