Binary encryption is the process of obfuscating and protecting a binary executeable, while still allowing the operating system to execute the binary. We will explain the current situation and problems when analyzing hostile binaries on the UNIX platform. Then we will demonstrate and explain some techniques to protect your UNIX ELF binary against reverse engineering, unauthorized use and analysis. The speech covers the basic details of the ELF executeable format, only basic UNIX knowledge is required. While th e speech itself is more practically orientied, it will be accompanied by a detailed paper for the interested readers.
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