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.

Google Cloud
Skills you'll gain: Generative AI, Google Gemini, AI literacy, Google Cloud Platform, Artificial Intelligence, Machine Learning Methods, Deep Learning, Large Language Modeling
★ 4.7 (12K) · Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Exploratory Data Analysis, Model Evaluation, R (Software), Regression Analysis, Leaflet (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Data Wrangling, Data Visualization, Machine Learning, GitHub
★ 4.5 (51K) · Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data-Driven Marketing, Digital Brand Strategy, Digital Marketing Campaigns, Customer Engagement, Journey Mapping, Digital Marketing Tools, Direct Marketing, Driving engagement, Marketing Strategy and Techniques, Online Advertising, Digital Advertising, MarTech, Data Architecture, Strategic Marketing, Social Media Marketing, Consumer Behaviour, Customer Insights, Emerging Technologies, Experimentation, Data Visualization
★ 4.7 (23K) · Beginner · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Incident Response, Contingency Planning, Disaster Recovery, Computer Security Incident Management, Business Continuity Planning, Incident Management, Security Management, Crisis Management, Cybersecurity, Business Continuity, Cyber Attacks, Risk Analysis, Data Management
★ 4.8 (254) · Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, R (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Data Wrangling, Data Visualization, Data Processing, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, Knitr, Data Sharing, GitHub, Machine Learning
★ 4.6 (48K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Generative Model Architectures, Data Ethics, Generative AI Agents, Software Design Documents, Software Design, AI literacy, AI Integrations, Software Architecture, Agentic Workflows, Continuous Integration, Software Development, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Application Security, Software Engineering, Code Review
★ 4.7 (12K) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Site Reliability Engineering, Kubernetes, Google Cloud Platform, Cloud Infrastructure, Prompt Engineering, Application Deployment, Identity and Access Management, Prompt Engineering Tools, Cloud Deployment, Prompt Patterns, CI/CD, Containerization, Cloud Platforms, Cloud Storage, Cloud Security, Continuous Delivery, Safety Culture, Culture Transformation, Data Access, Dashboard Creation
★ 4.7 (55K) · Beginner · Professional Certificate · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Cyber Governance, Cyber Security Policies, Contingency Planning, Risk Management, Cyber Security Strategy, Security Management, Security Strategy, IT Management, Cybersecurity, Governance, Cyber Risk, Information Technology, Cyber Operations, Staff Management, Organizational Leadership, Proposal Development, Organizational Structure
★ 4.8 (37) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Security Testing, Cryptography, Security Controls, Cryptographic Protocols, Cyber Security Assessment, Cybersecurity, Authorization (Computing), Cloud Computing, Malware Protection, Cyber Attacks, Data Integrity
★ 4.6 (805) · Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Recurrent Neural Networks (RNNs), Hugging Face, Natural Language Processing, Generative AI, Artificial Neural Networks, Embeddings, Large Language Modeling, Deep Learning, Transfer Learning, Fine-tuning, Data Preprocessing
★ 4.8 (31K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Secure Coding, Application Security, Security Testing, DevSecOps, MITRE ATT&CK Framework, Security Requirements Analysis, Authentications, Threat Detection, Software Development Life Cycle, Security Controls, Systems Development Life Cycle, Vulnerability Assessments, DevOps, Cyber Security Assessment, CI/CD, Linux, Cyber Security Strategy, Cyber Risk, Cyber Governance
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Cyber Risk, Cyber Security Policies, Security Management, Cybersecurity, Risk Management, Cyber Security Strategy, Cyber Attacks, Cyber Governance, Cyber Threat Intelligence, Threat Modeling, Infrastructure Security, Telecommunications, Computer Security Awareness Training, Enterprise Security, Security Awareness, General Networking, Exploitation techniques, Data Security, Governance
★ 4.7 (3.3K) · Beginner · Course · 1 - 3 Months