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.

Skills you'll gain: Kubernetes, Cloud-Native Computing, Prometheus (Software), Istio, Containerization, Serverless Computing, Role-Based Access Control (RBAC), Virtual Networking, Application Deployment, Infrastructure Security, YAML, Microservices, Continuous Delivery, Scalability, Grafana, Network Routing
Intermediate · Course · 3 - 6 Months

University of California San Diego
Skills you'll gain: Apache Spark, Model Evaluation, Apache Hadoop, Data Integration, Exploratory Data Analysis, Big Data, Classification Algorithms, Graph Theory, Data Pipelines, Database Design, Data Modeling, Regression Analysis, Data Mining, Data Management, Applied Machine Learning, Data Preprocessing, Data Presentation, Scalability, Data Processing, MongoDB
Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Threat Management, Cyber Operations, Incident Management, Cybersecurity, Disaster Recovery, Cyber Threat Hunting, Intrusion Detection and Prevention, Security Management, Cyber Threat Intelligence, Digital Forensics, Threat Detection, Cyber Attacks, Cyber Security Assessment, Event Monitoring, Network Security, Data Security, Business Continuity, Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Authentications, Role-Based Access Control (RBAC), Splunk, Security Assertion Markup Language (SAML), Single Sign-On (SSO), Identity and Access Management, Lightweight Directory Access Protocols, Authorization (Computing), Security Controls, Data Access, User Accounts, Scripting, Proxy Servers
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Apache Maven, Software Development Life Cycle, Unified Modeling Language, Object Oriented Programming (OOP), Build Tools, CI/CD, Object Oriented Design, Software Development Methodologies, Jenkins, Continuous Integration, Agile Methodology, Software Development Tools, Version Control, Software Design Patterns, Software Development, Test Driven Development (TDD), Computational Thinking, Cloud Development, Continuous Delivery, Programming Principles
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Threat Hunting, Cyber Threat Intelligence, Threat Modeling, Penetration Testing, Threat Detection, MITRE ATT&CK Framework, Cryptography, Security Testing, Application Security, Encryption, Cybersecurity, Vulnerability Scanning, AI Security, Vulnerability Assessments, Exploitation techniques, Test Planning
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Cash Flow Forecasting, Variance Analysis, Bookkeeping, Reconciliation, QuickBooks (Accounting Software), Invoicing, Cash Flows, Financial Analysis, Auditing, Process Optimization, Document Management, Microsoft Excel, Data Transformation, Financial Reporting, Compliance Reporting, Compliance Management, AI Enablement, Automation, Data Validation, Process Engineering
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Cloud Infrastructure, Load Balancing, Prompt Engineering, Kubernetes, Network Monitoring, Containerization, Virtual Networking, Network Architecture, Network Security, Cloud Storage, Cloud Services, Identity and Access Management, Application Deployment, Network Routing, Network Planning And Design, Virtual Private Networks (VPN), Hybrid Cloud Computing, TCP/IP
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Collaborative Software, Data Integrity, Content Management Systems, Data Sharing, Role-Based Access Control (RBAC), Security Controls, User Accounts, Authorization (Computing), Risk Management Framework, IT General Controls (ITGC), Identity and Access Management, Data Management, Security Management, Data Access
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Cloud Security, Internet Of Things, Infrastructure Security, Vulnerability Management, Information Systems Security, Incident Response, Identity and Access Management, Threat Management, Security Strategy, Penetration Testing, Network Security, Security Controls, Cloud Computing, Cloud Computing Architecture, Threat Detection, Cloud Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Incident Response, Penetration Testing, Computer Security Incident Management, Cyber Threat Intelligence, Cybersecurity, Security Management, Threat Detection, Cyber Security Assessment, Vulnerability Assessments, Threat Modeling, Malware Protection, Email Security, AI Security, Exploitation techniques, Network Security, Payment Card Industry (PCI) Data Security Standards, Fraud detection
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon DynamoDB, Amazon Web Services, Cloud Computing, Amazon S3, Scalability, Cloud Infrastructure, Amazon Elastic Compute Cloud, Cloud Security, Cloud Computing Architecture, Serverless Computing, Cloud Storage, Databases, Virtual Networking, General Networking, Containerization
Beginner · Course · 1 - 4 Weeks