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.

Stanford University
Skills you'll gain: Social Network Analysis, Network Analysis, Social Sciences, Sociology, Socioeconomics, Game Theory, Behavioral Economics, Mathematical Modeling, Statistical Modeling, Bayesian Statistics, Probability
★ 4.8 (760) · Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Social Media Analytics, Content Performance Analysis, Canva (Software), Brand Management, Instagram, Video Editing, Content Scheduling, Meta Ads Manager, Prompt Engineering, Facebook, Content Creation, Social Media, Social Media Marketing, Marketing Automation, Copywriting, Generative AI, Social Media Content, Video Production, Campaign Management, Digital Marketing
★ 4.5 (3.8K) · Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Model Evaluation, Random Forest Algorithm, Model Optimization, Keras (Neural Network Library), Tensorflow, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Artificial Neural Networks, Decision Tree Learning, Machine Learning Methods, Applied Machine Learning, Predictive Modeling, Fine-tuning, Scikit Learn (Machine Learning Library), Regression Analysis, Classification Algorithms, Python Programming
★ 3.2 (18) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LangChain, LLM Application, OpenAI API, Hugging Face, Generative AI, OpenAI, Web Applications, Application Development, Flask (Web Framework), Python Programming, Natural Language Processing, Front-End Web Development, Image Analysis, User Interface (UI)
★ 4.6 (293) · Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Incident Response, Contingency Planning, Disaster Recovery, Computer Security Incident Management, Business Continuity Planning, Incident Management, Crisis Management, Cybersecurity, Business Continuity, Cyber Attacks, Risk Analysis
★ 4.8 (255) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Memory Management, Development Environment, Programming Principles, Computer Programming Tools, Computer Programming, Integrated Development Environments, Data Structures, Software Installation
★ 4.6 (176) · Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Audit Working Papers, Change Control, Internal Auditing, Systems Development, Auditors Report, Risk Management, Risk Control, FinTech, Change Management, Risk Mitigation, Emerging Technologies, Development Environment
★ 4.7 (4.1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, IT Security Architecture, Threat Management, Network Security, Security Architecture Review, Internet Of Things, Cloud Security, Vulnerability Management, Identity and Access Management, Encryption, Incident Response, Cybersecurity, Information Systems Security, Security Controls, Computer Security Incident Management, Intrusion Detection and Prevention, Penetration Testing, Vulnerability Assessments, Security Testing, Cloud Solutions
★ 4.5 (12) · Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Unix Commands, grep, Biostatistics, R (Software), Exploratory Data Analysis, Statistical Analysis, Unix Shell, Unix, Data Science, Data Management, Statistical Methods, Information Management, Command-Line Interface, Statistical Hypothesis Testing, Data Structures, Big Data, Molecular Biology, R Programming, Python Programming
★ 4.5 (6.8K) · Intermediate · Specialization · 3 - 6 Months

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Databases, Operating System Administration, Database Administration, Routing Protocols, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Web Design and Development, Cascading Style Sheets (CSS), Scripting Languages, Web Development, Data Structures, Data Analysis, Software Development
★ 4.7 (390) · Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Kubernetes, Application Deployment, Containerization, Authorization (Computing), Authentications, Security Controls, Cloud Hosting, Software Installation, Data Persistence, Infrastructure Architecture, Scalability, Data Storage, System Configuration, Command-Line Interface
★ 4.3 (324) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Prompt Patterns, AI Workflows, Prompt Engineering, Large Language Modeling, Model Deployment, Embeddings, Vector Databases, Data Processing, Document Management
★ 4.5 (163) · Intermediate · Course · 1 - 4 Weeks