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.

Skills you'll gain: Database Administration, Data Warehousing, Extract, Transform, Load, SQL, Data Pipelines, Database Architecture and Administration, Database Design, Database Management, Relational Databases, Linux Commands, IBM Cognos Analytics, Apache Kafka, Bash (Scripting Language), Apache Airflow, Shell Script, IBM DB2, Data Transformation, Data Visualization, Data Store, Data Architecture
Beginner · Professional Certificate · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Internet Of Things, Cybersecurity, Cyber Security Strategy, Information Systems Security, Cyber Engineering, Cyber Security Policies, Cyber Attacks, Security Awareness, Information Privacy, Data Security, Emerging Technologies, Enterprise Security
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Database Design, Relational Databases, SQL, Database Management, Database Theory, Database Systems, Data Integrity, Data Store, Database Development, Network Model, Database Architecture and Administration, Database Management Systems, Systems Development, Microsoft SQL Servers, Performance Tuning, Requirements Analysis, Systems Development Life Cycle, Data Modeling, Data Architecture, Data Manipulation
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Linux, Linux Administration, Virtualization and Virtual Machines, File Systems, Linux Servers, File Management, Virtualization, Network Troubleshooting, Virtual Machines, Software Installation, Operating System Administration, Linux Commands, Command-Line Interface, Network Administration, System Configuration, Operating Systems, Computing Platforms, General Networking, Local Area Networks, Shell Script
Beginner · Course · 3 - 6 Months

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Help Desk Support, Cybersecurity, Cloud Infrastructure, Cyber Attacks, Information Technology Operations, Data Storage, General Networking, Database Software, Operating Systems, Computer Networking, Package and Software Management, Computer Security Awareness Training, IT Infrastructure, Project Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Constructive Feedback, Interpersonal Communications, Social Skills, Active Listening, Trustworthiness, Conflict Management, Assertiveness, Communication, Professionalism, Rapport Building, Professional Development, Communication Strategies, Influencing, Empathy, Emotional Intelligence, Personal Attributes, People Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Collaboration, Team Collaboration, Virtual Teams, Teamwork, Team Building, Telecommuting, Professional Development, Meeting Facilitation, People Development, Communication Strategies, Communication, Critical Thinking
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Shell Script, Linux Administration, Linux, Systems Administration, Operating System Administration, Linux Servers, Web Servers, Apache, Unix Shell, Bash (Scripting Language), Unix Commands, Nginx, Vulnerability Assessments, Virtualization and Virtual Machines, File Systems, File Management, Virtualization, Command-Line Interface, Network Troubleshooting, Linux Commands
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Facebook, Social Media, Safety and Security, digital literacy, Security Awareness, Personally Identifiable Information, Information Privacy, Relationship Building, Social Media Strategy, Social Media Content, Web Presence, User Accounts, UI Components, Online Advertising, Security Controls, Registration, User Interface (UI), Data Sharing, Web Content, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Bash (Scripting Language), Network Monitoring, Cyber Security Assessment, System Configuration, Digital Forensics
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Visualization, Data Presentation, Data Literacy, Dashboard Creation, Interactive Data Visualization, Business Intelligence, Data Synthesis, Exploratory Data Analysis, Data Wrangling, Data Cleansing, Data Integration, Data Analysis, Analytics, Data Transformation, Stakeholder Communications, Data Quality, Data Sharing, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Content Marketing, Prompt Patterns, AI Workflows, Marketing Materials, Marketing Design, Multimodal Prompts, Content Creation, Workflow Management, Generative AI, AI literacy, Process Design, Process Mapping, AI Integrations, Style Guides, Branding, Graphic and Visual Design, Standard Operating Procedure, Benchmarking
Beginner · Course · 1 - 3 Months