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.

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Migration, NoSQL, Cloud Applications, Database Architecture and Administration, Relational Databases, SQL, Dataflow, Terraform, Cloud Computing Architecture, Data Architecture, Performance Tuning, Scalability, Disaster Recovery
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Load Balancing, Firewall, Performance Testing, Web Servers, Virtual Machines, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Security Controls
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Marketing Budgets, Advertising Campaigns, Campaign Management, Search Engine Marketing, Online Advertising, Social Media Campaigns, Facebook, Paid media, Digital Advertising, Budget Management, Advertising, Account Management, Target Audience, User Accounts, Organizational Skills
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Big Data, Apache Hadoop, Data Infrastructure, Data Processing, Analytics, Data Science, Distributed Computing, Linux, Software Installation, Scalability, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Python Programming, Brute-force attacks, Algorithms, Data Integrity
Mixed · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Multi-Factor Authentication, Role-Based Access Control (RBAC), Authentications, Azure Active Directory, Zero Trust Network Access, Identity and Access Management, User Provisioning, Security Controls, Cloud Security, User Accounts
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Linux Commands, Shell Script, Unix Commands, Operating System Administration, Systems Administration, File I/O, Data Management, Process Management, Software Development, Computer Security
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Design, Database Management Systems, Database Systems, Data Architecture, Relational Databases, Database Management, Database Architecture and Administration, Cloud Computing, Query Languages, Big Data, Databases, Data Processing, Machine Learning, SQL, Data Access
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Social Media, Microsoft Outlook, Instagram, Customer Acquisition Management, Facebook, Social Media Marketing, Gmail, Target Audience, Customer Relationship Building, Digital Marketing, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Data Integration, Data Ethics, R Programming, Surveys, Informed Consent, Statistical Methods, Statistical Analysis, Sampling (Statistics), Regression Analysis, Descriptive Statistics, Logistic Regression
Mixed · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Influencing, Professional Networking, Persuasive Communication, Overcoming Objections, Relationship Building, Stakeholder Engagement, Stakeholder Management, Rapport Building, Communication, Leadership, Organizational Effectiveness, Target Audience, Interpersonal Communications, Trustworthiness, General Networking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, IT Automation, Infrastructure as Code (IaC), Devops Tools, Linux Commands, Automation, Debugging, YAML, Scripting, Security Controls, Unix Commands, Command-Line Interface, Encryption, Amazon Web Services, Package and Software Management, Software Installation, Configuration Management, File Management
Intermediate · Course · 3 - 6 Months