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.

Coursera
Skills you'll gain: Patient Registration, Registration, Health Information Management, Health Information Management and Medical Records, Data Quality, Data Entry, Denial Management, Data Validation, Medical Records, Electronic Medical Record System, Medical Office Procedures, Data Maintenance, Data Integrity, Quality Assurance
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Artificial Intelligence, Algorithms, Network Analysis, Transportation Operations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Public Safety and National Security, International Relations, Social Studies, Culture, Diplomacy, Public Policies, Political Sciences, Policy Analysis, Intelligence Collection and Analysis, Diversity Awareness, Intercultural Competence, Policy Development, World History
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Cloud Management, Compliance Management, IT Automation, Infrastructure as Code (IaC), Terraform, Cloud Security, Cost Control, Automation, Amazon Web Services, Governance, Compliance Auditing, Security Controls, Cost Management, Scripting, Analytics, Advanced Analytics, Billing, Data-Driven Decision-Making, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Malware Protection, Threat Detection, Penetration Testing, Threat Management, Cybersecurity, Exploitation techniques, Infrastructure Security, Network Security, Information Systems Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, MITRE ATT&CK Framework, Security Testing, Payment Card Industry (PCI) Data Security Standards, NIST 800-53, Network Analysis, General Data Protection Regulation (GDPR), Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Optimization, Model Evaluation, Large Language Modeling, Data Preprocessing, Model Training, Fine-tuning, Data Cleansing, PyTorch (Machine Learning Library), Transfer Learning, Deep Learning, Natural Language Processing, Exploratory Data Analysis, Test Data, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Fraud detection, Reconciliation, Variance Analysis, Loss Prevention, Internal Controls, Asset Protection, Accounting Records, Financial Statement Analysis, Financial Controls, Financial Statements, Investigation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, File Systems, Mac OS, User Accounts, Virtual Private Networks (VPN), Apple software proficiency, File Management, Knowledge of Apple Software, TCP/IP, User Provisioning, Data Security, System Configuration, Network Protocols, Operating System Administration, Network Administration, Enterprise Application Management, Network Support, Software Installation, General Networking, Data Management
Beginner · Specialization · 1 - 3 Months

MathWorks
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Systems Architecture, Systems Design, Systems Development, Functional Design, Requirements Analysis, System Requirements, Functional Requirement, Verification And Validation
Beginner · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, Data Sharing, Transaction Processing, Fraud detection, Payment Systems, Distributed Computing, Network Model, Data Integrity, FinTech, Emerging Technologies, Data Validation, Ideation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Restful API, Database Design, Database Development, Database Application, NoSQL, MongoDB, Back-End Web Development, Performance Tuning, API Design, Cloud Applications, Relational Databases, Authentications, Server Side, Application Programming Interface (API), Cloud Development, Cloud Deployment, Middleware, Scalability, Javascript
Intermediate · Course · 1 - 3 Months