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: Interviewing Skills, Professional Networking, Web Presence, LinkedIn, Cybersecurity, Applicant Tracking Systems, Market Research, Portfolio Management, Negotiation, Writing, Technical Communication, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Analytics and SEO, Search Engine Optimization, Generative Engine Optimization (GEO), Content Marketing, Web Analytics, Blogs, Content Optimization, Search Engine Marketing, Content Creation, Content Performance Analysis, Content Development and Management, Digital Marketing Tools, Digital Marketing, Growth Strategies, Content Strategy, Market Research, Brand Management
Beginner · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Excel Formulas, Microsoft Excel, Excel Macros, Data Validation, Spreadsheet Software, Data Modeling, Financial Forecasting, Predictive Modeling, Financial Modeling, Data Integrity, Visual Basic (Programming Language), Business Modeling, Automation, Data Security
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Email Security, Personally Identifiable Information, Firewall, Threat Detection, Network Security, Cybersecurity, Threat Management, Security Awareness, Security Software, Cloud Storage, Information Privacy, Data Security, Cloud Computing, Cloud Services, General Networking, Encryption
Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Remote Access Systems, Network Troubleshooting, Virtualization, Cloud Computing, Cloud Deployment, Network Security, Virtualization and Virtual Machines, Wireless Networks, Cloud Infrastructure, Responsible AI, Virtual Machines, Cloud Management, General Networking, Infrastructure As A Service (IaaS), Local Area Networks, Network Routers, AI literacy, Internet Of Things, Authentications, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, AI Security, Responsible AI, Information Privacy, Personally Identifiable Information, Machine Learning, Artificial Intelligence, Data Security, Vulnerability Assessments, Data Governance, Predictive Modeling
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Java Programming, Java, File I/O, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Application Frameworks, Code Reusability, Data Structures, File Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Windows, Patch Management, Windows Servers, Security Controls, Microsoft Servers, Operating System Administration, Performance Tuning, Hardening, Server Administration, Security Software, Servers, Systems Administration, Disaster Recovery, System Monitoring, Vulnerability Management, Identity and Access Management, Microsoft Azure, Package and Software Management, Computer Networking, Cloud API
Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Cryptography, Public Key Infrastructure, Cryptographic Protocols, Encryption, Cybersecurity, Public Key Cryptography Standards (PKCS), Data Encryption Standard, Key Management, Network Security, Advanced Encryption Standard (AES), Authentications, Cyber Security Policies, Security Strategy, Data Integrity, Algorithms, Verification And Validation
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Troubleshooting, Help Desk Support, System Configuration, Computer Hardware, Networking Hardware, Hardware Troubleshooting, Technical Support and Services, Technical Support, Peripheral Devices, System Support, Desktop Support, General Networking
Beginner · Course · 1 - 4 Weeks
Stanford University
Skills you'll gain: Cryptography, Data Encryption Standard, Cryptographic Protocols, Encryption, Key Management, Advanced Encryption Standard (AES), Public Key Cryptography Standards (PKCS), Cybersecurity, Application Security, Authentications, Data Integrity, Algorithms, Arithmetic, Probability
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Test Planning, Linux, Embedded Systems, Electronics, Internet Of Things, Embedded Software, Network Protocols, User Requirements Documents, Functional Specification, Electronic Components, Functional Requirement, OSI Models, Basic Electrical Systems, Electronic Hardware, Linux Commands, Operating Systems, Debugging, Application Programming Interface (API), TCP/IP, Python Programming
Beginner · Specialization · 3 - 6 Months