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: Linux Administration, Ubuntu, Lightweight Directory Access Protocols, File Systems, Linux, Virtualization and Virtual Machines, Linux Commands, Bash (Scripting Language), Linux Servers, Firewall, Virtual Machines, Package and Software Management, Virtualization, Remote Access Systems, File Management, Operating System Administration, Systems Administration, Shell Script, Containerization, Git (Version Control System)
★ 4.8 (15) · Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Legal Technology, Legal Research, Responsible AI, Data Ethics, Generative AI, AI literacy, Workflow Management, Operational Efficiency, AI Workflows, AI Integrations, Automation, Data Security
★ 4.2 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, AI Product Strategy, AI Security, Diversity and Inclusion, Workplace inclusivity, AI Enablement, Employee Retention, Business Leadership, Strategic Leadership, Talent Management, Security Strategy, Organizational Strategy, Ethical Standards And Conduct, AI Integrations, Cross-Functional Collaboration, Workforce Development
★ 4.4 (13) · Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, SQL, LLM Application, Query Languages, Generative AI Agents, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Large Language Modeling
★ 4.5 (54) · Beginner · Project · Less Than 2 Hours
Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Network Planning And Design, Virtual Private Networks (VPN), Network Troubleshooting, Routing Protocols, Border Gateway Protocol, Network Engineering, Network Routers, Network Monitoring, Open Shortest Path First (OSPF), Network Routing, Network Performance Management, Network Support, Network Protocols, Service Level, Network Architecture, Virtual Networking, Data Structures, Technical Design, Configuration Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Windows PowerShell, Active Directory, Scripting, IT Automation, Network Monitoring, Scripting Languages, Microsoft Windows, Windows Servers, Shell Script, User Accounts, Microsoft Servers, Command-Line Interface, Network Administration, Remote Access Systems, Servers, Systems Administration, User Interface (UI), UI Components, Server Administration, Authentications
★ 4.5 (20) · Beginner · Specialization · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Productivity, Leadership and Management, Management Training And Development, Time Management, Leadership, Business Leadership, Delegation Skills, Leadership Development, Team Leadership, Employee Onboarding, Prioritization, Organizational Leadership, People Management, Business Management, Staff Management, Team Building, Performance Measurement, Quality Management, Recruitment, Executive Recruitment
Beginner · Course · 3 - 6 Months

MedCerts
Skills you'll gain: Medical Practice Management Software, Copayment Collection and Processing, Information Management, Patient Flow, ICD Coding (ICD-9/ICD-10), Clinical Documentation, Care Coordination
★ 4.3 (7) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Continuous Integration, Amazon S3, Cloud Applications, Data Security, User Accounts, Load Balancing, Amazon CloudWatch, Security Controls, Encryption, DevOps, AWS Kinesis, Virtual Machines, Virtualization and Virtual Machines
★ 4.7 (10) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Patient Communication, Active Listening, Medical Office Procedures, Patient Coordination, Patient-centered Care, Care Coordination, Trustworthiness, Health Care Administration, Verbal Communication Skills, Empathy, Concision, Communication Strategies, Verbal Strategic Communication, Patient Safety, Communication, Professionalism, Relationship Building, Clinical Documentation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Continuous Integration, Jenkins, CI/CD, Cloud Infrastructure, Cloud Computing Architecture, Cloud-Native Computing, Cloud Deployment, Cloud Technologies, Testability, Test Tools, Cloud Computing, Cloud Platforms, Scalability, Test Execution Engine, Software Testing, Selenium (Software), Security Testing, Performance Testing, Cloud Security
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Local Area Networks, System Support, Incident Management, Linux Commands, Network Monitoring, Information Technology Operations, User Provisioning, Dynamic Host Configuration Protocol (DHCP), Data Storage, Hardware Troubleshooting, Network Infrastructure, Security Controls, VPN Clients, Remote Access Systems, System Configuration, Linux, Mac OS, Email Security, Android (Operating System)
Beginner · Specialization · 3 - 6 Months