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Executable Compression demystified

Executable Compression demystified

Executable compression means compressing an executable file and combining the compressed data with decompression code into a single executable.

Post execution of compressed executable, the decompression code recreates the original code.


Runtime packers are the other name of Executable compressors. They can also be used as obfuscating tools.

Memory Cconcept Of Compressions

Most compressed executable decompress the original code in memory and most require slightly more memory to run.

Script Decompression

Executable compression is also applicable to scripts, such as JavaScript, here compression can be very effective!

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