# steghide > Steganography tool for JPEG, BMP, WAV and AU file formats. > More information: . - Embed data in a PNG, prompting for a passphrase: `steghide embed --coverfile {{path/to/image.png}} --embedfile {{path/to/data.txt}}` - Extract data from a WAV audio file: `steghide extract --stegofile {{path/to/sound.wav}}` - Display file information, trying to detect an embedded file: `steghide info {{path/to/file.jpg}}` - Embed data in a JPEG image, using maximum compression: `steghide embed --coverfile {{path/to/image.jpg}} --embedfile {{path/to/data.txt}} --compress {{9}}` - Get the list of supported encryption algorithms and modes: `steghide encinfo` - Embed encrypted data in a JPEG image, e.g. with Blowfish in CBC mode: `steghide embed --coverfile {{path/to/image.jpg}} --embedfile {{path/to/data.txt}} --encryption {{blowfish|...}} {{cbc|...}}`