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.

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Open Shortest Path First (OSPF), TCP/IP, Network Engineering, Network Routers, Virtual Private Networks (VPN), Network Routing, Network Architecture, Network Protocols
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Computer Vision, Keras (Neural Network Library), Image Analysis, Deep Learning, Transfer Learning, Artificial Neural Networks, Tensorflow, Dimensionality Reduction, Network Architecture, Data Preprocessing, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Risk, Risk Management, Enterprise Risk Management (ERM), Cyber Security Strategy, Risk Analysis, Risk Modeling, Threat Modeling, Operational Risk, Business Risk Management, Vulnerability Assessments, Stakeholder Communications, Continuous Improvement Process, Compliance Reporting, Decision Making, Financial Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Facebook, Advertising, Content Creation, Resource Management, Social Media Management, Social Media, Marketing, Social Media Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Artificial Intelligence, Applied Machine Learning, Python Programming, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Teradata SQL, Database Architecture and Administration, Data Storage, Relational Databases, Database Management Systems, Mainframe Computing, Data Processing, Data Integration, Query Languages, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Remote Access Systems, Command-Line Interface, System Monitoring, Unix Commands, User Accounts, Linux, Linux Administration, Shell Script, Linux Commands, Operating System Administration, Systems Administration, Software Installation, File Systems, System Configuration, Data Sharing, Security Controls, Operating Systems, File Management
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Retrieval-Augmented Generation, Marketing Automation, Email Automation, ChatGPT, Email Marketing, AI Enablement, OpenAI API, Business Process Automation, Social Media Content, Analytics, Social Media Management, Prompt Engineering, Automation, Marketing Strategy and Techniques, Generative AI, Artificial Intelligence, Data-Driven Decision-Making, Social Media Marketing, Social Media, Content Creation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Snowflake Schema, Data Pipelines, Apache Airflow, Data Security, Data Governance, Extract, Transform, Load, Apache Kafka, Performance Tuning, Data Warehousing, Amazon S3, Amazon Web Services, Real Time Data, SQL
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Hardware Troubleshooting, Network Troubleshooting, Desktop Support, Test Equipment, Computer Hardware, Mobile Security, Technical Support, System Support, Data Maintenance, Peripheral Devices, Data Storage, Wireless Networks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Data Loss Prevention, Data Security, Personally Identifiable Information, Information Privacy, Cloud Computing, Google Cloud Platform, Cloud Services
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Data Preprocessing, Model Deployment, Jenkins, Apache Mahout, AI Security, Applied Machine Learning, Classification Algorithms, Java, Continuous Deployment, Java Programming, Federated Learning, Artificial Intelligence, Model Evaluation, Deep Learning, Machine Learning, Spring Boot, Natural Language Processing, Reinforcement Learning
Intermediate · Specialization · 1 - 3 Months