Wireshark courses can help you learn network protocol analysis, packet capturing, traffic filtering, and troubleshooting techniques. You can build skills in identifying network anomalies, analyzing data flows, and interpreting protocol hierarchies. Many courses introduce tools like Wireshark itself, along with methodologies for effective network diagnostics and performance monitoring.

Skills you'll gain: Network Troubleshooting, Virtual Local Area Network (VLAN), Computer Displays, Peripheral Devices, TCP/IP, Display Devices, Local Area Networks, Networking Hardware, Dynamic Host Configuration Protocol (DHCP), General Networking, USB, Wireless Networks, Computer Networking, Network Support, Network Routers, Network Infrastructure, Hardware Troubleshooting, Network Switches, Network Administration, Network Protocols
★ 4.8 (17) · Beginner · Course · 1 - 3 Months
Coursera
Skills you'll gain: Secure Coding, Open Web Application Security Project (OWASP), DevSecOps, Security Testing, Application Security, Vulnerability Scanning, Vulnerability Assessments, Vulnerability Management, CI/CD, Continuous Monitoring, Docker (Software), Technical Communication, Containerization, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Intrusion Detection and Prevention, Command-Line Interface, Cybersecurity, IT Security Architecture, Information Systems Security, Local Area Networks, Cyber Attacks, Computer Security, Linux Commands, Windows PowerShell, Security Controls, Hardening, Vulnerability Scanning, Endpoint Security, Threat Detection, Linux, Network Architecture, Wireless Networks, Network Analysis
★ 4.4 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Scanning, Proxy Servers, Security Testing, Penetration Testing, Vulnerability Assessments, Brute-force attacks, Test Tools, Web Scraping
★ 4.3 (290) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Security Testing, Penetration Testing, Open Web Application Security Project (OWASP), Vulnerability Scanning, Application Security, Exploitation techniques, Hardening, Vulnerability Assessments, Test Tools, Web Applications, SQL, Databases
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Intrusion Detection and Prevention, Email Security, Incident Response, Application Security, Cloud Computing, Computer Security Incident Management, Cyber Attacks, Threat Detection, Web Applications, Malware Protection, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Digital Forensics
Intermediate · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Vulnerability Scanning, Metasploit, Penetration Testing, Vulnerability Assessments, Cyber Security Assessment, Network Security, Vulnerability Management, Brute-force attacks, Exploitation techniques, Network Monitoring, Network Troubleshooting, Security Engineering, Network Analysis, Wireless Networks, Network Protocols, Data Manipulation
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Incident Response, Email Security, Email Automation, Incident Management, Computer Security Incident Management, Threat Management, Threat Detection, IT Automation, Google Cloud Platform
★ 4.2 (6) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Network Troubleshooting, Network Monitoring, Network Security, Firewall, Ansible, Network Performance Management, Network Infrastructure, Network Protocols, Security Controls, Event Monitoring, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data, JSON, Automation, Identity and Access Management, Restful API, Application Programming Interface (API)
★ 4.7 (6) · Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Exploitation techniques, Application Security, Vulnerability Assessments, Extensible Markup Language (XML), Threat Detection
★ 4.8 (23) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Infrastructure Security, Cyber Risk, Cyber Security Policies, Cyber Security Assessment, Cybersecurity, Security Management, Cyber Security Strategy, Risk Management Framework, Technology Roadmaps, Network Infrastructure, Transportation Operations, Mobile Security
★ 4.7 (260) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Distributed Denial-Of-Service (DDoS) Attacks, Hardening, Network Protocols, Network Performance Management, Authentications, Identity and Access Management, Encryption, Hardware Troubleshooting, Virtual Local Area Network (VLAN), Multi-Factor Authentication, Key Management, Wireless Networks
★ 4.8 (6) · Intermediate · Course · 1 - 3 Months