Wireshark is the world's most popular network analyzer used for troubleshooting forensics optimization and more. It's considered one of the most successful open source projects of all time.Laura Chappell has been involved in the Wireshark project since its infancy (then called Ethereal) and is regarded as the leading authority on network protocol analysis and forensics using Wireshark. Laura Chappell Protocol Analysis Institute and Chappell University are not affiliated with the Wireshark Founda