The WCNA Certification Exam (formerly known as the Wireshark Certified Network Analyst Exam) was designed to confirm individual competencies in network/protocol analysis for the purpose of troubleshooting communications, network optimization, network forensics (security), and confirm in-depth knowledge of TCP/IP.
The WCNA Certification program has become one of the top industry certifications with over 90 countries represented worldwide.
The certification program focuses on analyzing packets and protocols, for the purpose of network troubleshooting, optimization and security.
The WCNA Certification Exam was DoD 8570 certified by the U.S. Army in 2009.
The four primary areas covered in this Exam are:
TCP/IP Network Communications
The Certification Authority for the WCNA program is Protocol Analysis Institute, Inc.
 As of January 2019.