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.

Whizlabs
Skills you'll gain: Data Governance, Extract, Transform, Load, Metadata Management, Role-Based Access Control (RBAC), Data Cleansing, Databricks, Data Management, Data Lakes, Amazon Web Services, Data Pipelines, Amazon Redshift, Data Security, Personally Identifiable Information, Data Warehousing, Data Quality, General Data Protection Regulation (GDPR), Data Integration, Data Validation, Fraud detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft 365, Data Integration, Report Writing, IT Automation
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Data Manipulation, Tidyverse (R Package), Data Wrangling, Data Analysis, R Programming, Exploratory Data Analysis, Statistical Analysis
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Responsible AI, Prompt Engineering, LLM Application, Large Language Modeling, Generative AI, Generative Model Architectures, Data Ethics, Google Gemini, Artificial Intelligence, AI Security, Prompt Engineering Tools, Business Ethics, AI Product Strategy, Governance, Ethical Standards And Conduct, Risk Analysis, Stakeholder Analysis, Deep Learning, Supervised Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Autoencoders, Shiny (R Package), Deep Learning, Recurrent Neural Networks (RNNs), Transfer Learning, Convolutional Neural Networks, Image Analysis, PyTorch (Machine Learning Library), Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Tensorflow, Predictive Modeling, Dimensionality Reduction, Classification Algorithms, Time Series Analysis and Forecasting, Model Evaluation
Advanced · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Encryption, Cryptography, Security Engineering, Data Security, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Software Documentation, Leaflet (Software), Data Preprocessing, Technical Documentation, Data Cleansing, Data Visualization Software, Code Review, R Programming, GitHub, Continuous Integration, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Facebook, Social Media Management, Instagram, Social Media, Account Management, Social Media Marketing, User Accounts, Security Controls, Marketing Analytics, Online Advertising, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Hypertext Markup Language (HTML), Course Development, Learning Management Systems, Collaboration, Intranet, Training and Development, Teamwork, Content Management
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Security Information and Event Management (SIEM), System Configuration, Google Cloud Platform, Event Monitoring, Docker (Software), Linux Administration, Software Installation, Real Time Data, Cloud Computing, Data Security
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: User Accounts, Technical Support and Services, User Provisioning, Virtual Private Networks (VPN), VPN Clients, Authentications, Encryption, Data Sharing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cyber Risk, Cyber Security Strategy, Risk Mitigation, Risk Management Framework, Cybersecurity, Security Management, Risk Analysis, Security Strategy, Information Management, Law, Regulation, and Compliance, Financial Services, Data Security, Asset Protection, Business Continuity, Digital Assets
Intermediate · Course · 1 - 4 Weeks