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binwalk:tldr:f9b19
The command you provided is using the "binwalk" tool with the "--dd" option. Binwalk is a command-line tool for analyzing and extracting data from binary files.
Here's a breakdown of the command:
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"binwalk": This is the name of the command-line tool.
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"--dd": This is a flag or option for the "binwalk" tool. It tells binwalk to search for and extract any known file types it identifies within the binary file.
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"'${png image:png}'": This is a signature used by binwalk to identify a PNG image file within the binary file. The "${png image:png}" part specifies a custom file signature using the "png" extension, helping binwalk recognize and extract PNG images.
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"${path-to-binary}": This refers to the path of the binary file you want to analyze and extract data from. You need to replace "${path-to-binary}" with the actual file path.
Therefore, when you run this command, binwalk will scan the specified binary file for PNG image files and extract them if found.