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.

Pearson
Skills you'll gain: Firewall, Linux Administration, Authorization (Computing), Linux Servers, Security Controls, Linux, Hardening, Authentications, Network Security, System Configuration, Servers, Server Administration, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Online Advertising, Social Media Campaigns, Pinterest, Advertising Campaigns, Digital Advertising, Social Media, Advertising, Lead Generation, Paid media, TikTok, Social Media Marketing, Social Media Strategy, Social Media Management, Campaign Management, Marketing Materials, Campaign Planning, Personalized Campaigns, Target Audience, Digital Marketing Tools, Brand Awareness
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Agentic Workflows, Generative AI Agents, AI Orchestration, AI Workflows, LangGraph, Agentic systems, Scalability, Interoperability, LLM Application, Application Deployment, LangChain, Systems Architecture, Prompt Engineering, Artificial Intelligence, Generative AI, Google Gemini, Application Programming Interface (API), Python Programming, Performance Analysis
Advanced · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Operating Systems, Data Maintenance, Package and Software Management, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Management, Law, Regulation, and Compliance, Cyber Security Assessment
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Virtual Networking, Data Centers, vSphere Networking and Storage, Software-Defined Data Center (SDDC), Virtual Local Area Network (VLAN), Virtualization, VMware ESX Servers, Software-Defined Networking, Network Architecture, vCenter Server, Network Infrastructure, Network Switches, Virtualization and Virtual Machines, Virtual Machines, Network Administration, Network Protocols, vSphere DRS & HA, Routing Protocols, Network Routing, Control Panels
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, File I/O, Data Infrastructure, Java, Data Storage Technologies, Java Programming, Data Persistence, Infrastructure Architecture, File Management, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, CI/CD, R Programming, Application Deployment, Development Environment, Software Installation, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Cyber Attacks, Threat Detection, Exploitation techniques, Malware Protection, Security Awareness, SQL, Databases
Beginner · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Risk, Cyber Governance, Threat Management, Risk Management Framework, Cyber Security Strategy, Risk Management, Risk Appetite, Enterprise Risk Management (ERM), Governance Risk Management and Compliance, Cybersecurity, Supplier Risk Management, Risk Modeling, Risk Control, Risk Analysis, Governance, Program Standards, Program Implementation, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fine-tuning, Model Optimization, Model Deployment, Model Training, PyTorch (Machine Learning Library), Transfer Learning, Performance Tuning, Debugging, MLOps (Machine Learning Operations), Deep Learning, Scalability, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Management, Site Reliability Engineering, Google Cloud Platform, Cost Management, Cloud Computing, Cloud Infrastructure, DevOps, Service Level, Identity and Access Management, Disaster Recovery, Technical Support
Beginner · Course · 1 - 3 Months