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.

Johns Hopkins University
Skills you'll gain: Rmarkdown, Knitr, Data Sharing, General Science and Research, Statistical Reporting, Data Analysis, Data Validation, Exploratory Data Analysis, R Programming, Technical Communication, Version Control
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Security Management, Cyber Governance, IT Management, Cyber Security Strategy, Cyber Risk, Cyber Security Policies, Security Strategy, Key Performance Indicators (KPIs), Leadership and Management, Technical Communication, Leadership, Program Management, Risk Management, Communication
Beginner · Course · 1 - 4 Weeks

ConsenSys Academy
Skills you'll gain: Blockchain, Cryptography, Interoperability, Encryption, FinTech, Emerging Technologies, Ledgers (Accounting), Business Modeling, Distributed Computing, Open Source Technology, Digital Assets, Transaction Processing, Scalability
Beginner · Course · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Digital Assets, Blockchain, Asset Management, Cybersecurity, Security Awareness, Key Management, Payment Systems, Security Controls, Securities (Finance), Multi-Factor Authentication, Authentications, Financial Market, Market Data, Financial Regulations, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Apache Hadoop, Big Data, Data Analysis, Apache Spark, Data Science, Data Processing, Distributed Computing, Performance Tuning, Scalability, Data Storage, Python Programming
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Copilot, Prompt Engineering, Microsoft 365, Microsoft Outlook, Productivity Software, Collaborative Software, Workflow Management, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Business Process Automation, Artificial Intelligence, Identity and Access Management, Data Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Cloud Management, Puppet (Configuration Management Tool), Infrastructure As A Service (IaaS), Cloud Services, Cloud Computing, Cloud Infrastructure, Virtual Machines, Software As A Service, Change Control, Terraform, System Monitoring, Incident Management, Configuration Management, Release Management, Cloud Storage, Disaster Recovery, Automation, Scalability, Service Level
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Database Management, Database Architecture and Administration, Relational Databases, Operational Databases, Database Systems, IBM DB2, MySQL, Performance Tuning, PostgreSQL, Disaster Recovery, Data Storage Technologies, Database Design, System Monitoring, Role-Based Access Control (RBAC), User Accounts, Encryption
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Google Cloud Platform, Cloud Computing, Network Infrastructure, Server Administration, Data Storage, Network Security
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Software Design, Software Development Life Cycle, Application Security, Technical Design, Software Architecture, Software Development Methodologies, Conceptual Design, Requirements Analysis
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Cyber Threat Intelligence, Responsible AI, Cybersecurity, Threat Detection, Security Information and Event Management (SIEM), Incident Response, Generative AI, AI Product Strategy, Data Ethics, Security Testing, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Amazon Web Services, Cloud Computing, Amazon S3, Cloud Storage, Technical Product Management, Cloud Services, Cloud Security, Cloud Infrastructure, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Amazon DynamoDB, Cloud Computing Architecture, AWS CloudFormation, Network Architecture, Amazon Redshift, Data Security, Databases, Innovation, Technical Support, Product Management
Build toward a degree
Beginner · Specialization · 1 - 3 Months