.PCAP File Extension

A .PCAP file is a Packet Capture Data, created by Wireshark.

Open with Wireshark. Available for Linux, Windows, and Mac.

What is a .PCAP file?

A .PCAP file is a type of file that stores data about network activity. Think of it as a recording of everything that happens on a network, like all the data packets that travel back and forth between computers. This file is created by a program called Wireshark, which is a tool that helps people see what's happening on a network in real-time. Wireshark is available for free and is used by people who take care of computer networks to figure out problems or to check if someone is trying to do something bad on the network.

The information in a .PCAP file can include all sorts of data that is sent over a network, like emails, website visits, and other online activities. This is why network administrators, who are responsible for keeping networks running smoothly and securely, often use these files. They can look into the .PCAP file to find out where problems are happening or to spot any suspicious activities.

To open a .PCAP file, you can use several programs besides Wireshark. Some of these programs include: - Netresec NetworkMiner: This is another tool that can analyze network traffic and help find security issues. - tcpdump: This is a command-line tool that captures network packets. It's very powerful for those comfortable with using command-line interfaces. - WinDump: This is essentially the Windows version of tcpdump, designed to work on Windows operating systems. - Web: There are also web-based tools that can open .PCAP files, but you should be careful about which websites you trust with your data. - A-Packets+: This is another program that can analyze .PCAP files, offering various features for network analysis.

Each of these programs can open and analyze .PCAP files, helping users understand the data captured from network activities. Whether you're a network administrator trying to diagnose a problem or you're learning about network security, these tools can be very helpful.


Our goal is to help people find the most up-to-date information about file extensions for Windows, Mac, Linux, Android and iOS. We researched over 10,000 file extensions and their respective programs that open those files. If you want to suggest edits or updates about .PCAP file formats, example files, or programs that are compatible. Please contact us.

More extensions