Download Wireshark 3.6.6

Version 3.6.6 of the open source protocol analyzer and packet niffer Wireshark has been released, a development version. With this program, various data packets and network protocols on the network can be analyzed. Also, the program can use previously saved data traffic as input. Wireshark runs on Windows, Linux, and macOS, with separate downloads for 32bit and 64bit versions of the operating systems. The changelog for this release shows the following changes and improvements:

Bug Fixes

• TLS: RSA decryption fails with Extended Master Secret and renegotiation Issue 18059†
• “dfilter” file on Windows adds carriage returns, and requires line feeds Issue 18082†
• Npcap bundled version needs a bump to v1.60 for Windows 11 compatibility Issue 18084†
• “Browse” button in Prefs/Name Resolution/MaxMind crashes Wireshark on macOS Issue 18088†
• TFTP: some packets are not recognized as TFTP packets with 3.6.5 Issue 18122†

Updated Protocol Support

• DTLS
• F5 Capture Information
• F5 Ethernet Trailer
• FlexRay
• MBIM
• TFTP
• TLS
• ZigBee ZCL

The following downloads are available:
Wireshark 3.6.6 for Windows (32bit)
Wireshark 3.6.6 for Windows (64bit)
Wireshark 3.6.6 for PortableApps
Wireshark 3.6.6 for macOS 10.12 and above (64bit)
Wireshark 3.6.6 source code for Linux, Solaris and *BSD among others