steghide:tldr:90421
steghide: Embed data in a PNG, prompting for a passphrase.
$ steghide embed --coverfile ${path-to-image-png} --embedfile ${path-to-data-txt}
try on your machine
This command utilizes the tool "steghide" to embed a file called "data.txt" into an image file (in this case, a PNG image).
Here's a breakdown of the command:
steghide: This is the name of the tool or program being executed.embed: This command is telling steghide to perform an embedding operation.--coverfile ${path-to-image-png}: This option specifies the path to the PNG image file that will be used as the cover file (the file into which data will be embedded).--embedfile ${path-to-data-txt}: This option specifies the path to the data.txt file that will be embedded into the cover file.
In summary, the command is instructing steghide to embed the contents of "data.txt" into the pixels of the specified PNG image file.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.