MPEG Program Stream (MPEG-1 Part 1 (essentially identical) and MPEG-2 Part 1) Google WebP image file, where ? ? ? ? is the file size. Script or data to be passed to the program following the shebang (#!) In some cases the space character is shown as ␠ for clarity. The column ISO 8859-1 shows how the file signature appears when interpreted as text in the common ISO 8859-1 encoding, with unprintable characters represented as the control code abbreviation or symbol, or codepage 1252 character where available, or a box otherwise. However, sometimes the file signature can be recognizable when interpreted as text. If such a file is accidentally viewed as a text file, its contents will be unintelligible. Many file formats are not intended to be read as text. Such signatures are also known as magic numbers or Magic Bytes. This is a list of file signatures, data used to identify or verify the content of a file. Unsourced material may be challenged and removed.įind sources: 'List of file signatures' – news Please help improve this article by adding citations to reliable sources.

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