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: Ajax, JSON, JavaScript Frameworks, Javascript, Application Programming Interface (API), Web Applications, Application Security
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Feature Engineering, Data Preprocessing, Dataflow, Tensorflow, Applied Machine Learning, Data Transformation, Keras (Neural Network Library), Data Pipelines, Data Modeling, Machine Learning, Python Programming, Statistical Methods
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Email Security, Data Loss Prevention, Security Management, Threat Management, Malware Protection, Personally Identifiable Information, Data Security, Google Workspace, Security Controls, Threat Detection, Authentications
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Compilation, Data Visualization Software, Data Management, Dashboard, Data Integration, Data Manipulation, Analysis, Query Languages, Network Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Animations, Canva (Software), Instagram, Social Media, Facebook, Social Media Content, Content Creation, Social Media Management, Social Media Marketing, Marketing Materials, Design, Graphic Design, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Regression Analysis, Data Science, Machine Learning Methods, R Programming, Statistical Inference, Applied Machine Learning, Machine Learning, Statistical Methods, Advanced Analytics, Data Analysis, Predictive Modeling
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Red Hat Enterprise Linux, Command-Line Interface, Linux Administration, User Accounts, Linux, Operating System Administration, Software Installation, System Configuration, Systems Administration, Security Controls, File Management, System Monitoring, User Interface (UI)
Mixed · Course · 1 - 3 Months

Aptly
Skills you'll gain: Interviewing Skills, Professional Networking, Recruitment, LinkedIn, Goal Setting, Business Writing, Personal Development, Professional Development, Compensation Analysis, Self-Awareness, Storytelling, Communication Strategies, Communication
Beginner · Course · 1 - 3 Months
Skills you'll gain: Blockchain, Cryptography, FinTech, Financial Inclusion, Emerging Technologies, Payment Systems, Distributed Computing, Data Integrity, Public Key Cryptography Standards (PKCS), Business Transformation, Data Security, Information Privacy, Stakeholder Analysis, Intellectual Property, Scalability, Governance
Beginner · Course · 1 - 3 Months

University of Houston
Skills you'll gain: Value-Based Care, ICD Coding (ICD-9/ICD-10), Medical Coding, CPT Coding, Managed Care, Medical Billing, Payment Systems, Health Systems, Patient Safety, Health Policy, Health Care, Medicare, Risk Management, Health Education, Public Health
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Enablement, Google Sheets, Google Gemini
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Social Media Campaigns, Social Media Marketing, Marketing Budgets, Social Media Content, Social Media, Marketing Materials, Content Creation, Graphic and Visual Design Software, Marketing, Data Visualization
Beginner · Guided Project · Less Than 2 Hours