# Portable Executable File Format (PE)

## Portable Executable Files

* A file’s format can reveal a lot about the program’s functionality.
* The Portable Executable (PE) file format is used by Windows executable files, object code, and DLLs
* A data structure that contains the information necessary for Windows to load the file
* Almost every file executed on Windows is in PE format

## PE Header • Information about the code

* Type of application
* Required library functions
* Space requirements


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