The world`s foremost network protocol analyzer for Windows

Wireshark (64-bit)

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Wireshark 2.6.3 (64-bit)

  -  57.2 MB  -  Freeware
Free Download

Security Status

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Wireshark 2.6.3 (64-bit).


For those interested in downloading the most recent release of Wireshark (64-bit) or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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Download Wireshark 2.6.3 (64-bit)

  • Wireshark 2.6.3 (64-bit) Screenshots

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    Wireshark 2.6.3 (64-bit) Screenshot 1
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  • Wireshark 2.6.3 (64-bit) Screenshot 4
  • Wireshark 2.6.3 (64-bit) Screenshot 5

What's new in this version:

The following vulnerabilities have been fixed:
- wnpa-sec-2018-44. Bluetooth AVDTP dissector crash
- wnpa-sec-2018-45. Bluetooth Attribute Protocol dissector crash
- wnpa-sec-2018-46. Radiotap dissector crash

The following bugs have been fixed:
- Wireshark Hangs on startup initializing external capture plugins
- Qt: SCTP Analyse Association Dialog: Segmentation fault when clicking twice the Filter Association button
- Incorrect presentation of dissected data item (NETMASK) in ISAKMP dissector
- Decode NFAPI: CONFIG.request Error
- udpdump frame too long error
- ISDN - LAPD dissector broken since version 2.5.0
- ASTERIX Category 062 / 135 Altitude has wrong value
- Wireshark cannot decrypt SSL/TLS session if it was proxied over HTTP tunnel
- TLS records in a HTTP tunnel are displayed as "Encrypted Handshake Message"
- BTATT Dissector: Temperature Measurement: Celsius and Fahrenheit swapped
- Diameter AVP User Location Info, Mobile Network Code decoded not correctly
- Heartbeat message "Info" displayed without comma separator

Updated Protocol Support:
- ASTERIX, Bluetooth, Bluetooth ATT, Bluetooth AVDTP, DHCP, DTLS, E.212, FP, GSM A RR, HTTP, HTTP2, IEEE 802.11, ISAKMP, ISDN, K12, NFAPI, Nordic BLE, PFCP, Radiotap, SSL, Steam IHS Discovery, and TLS 1.3

New and Updated Capture File Support:
- pcapng

New and Updated Capture Interfaces support:
- ciscodump, udpdump

Known Problems:
- The BER dissector might infinitely loop
- Capture filters aren’t applied when capturing from named pipes
- Filtering tshark captures with read filters (-R) no longer works
- Application crash when changing real-time option
- Wireshark and TShark will display incorrect delta times in some cases
- Wireshark should let you work with multiple capture files

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