A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

A `shellcode` or `eggshell` is a small program represented as a string of instructions in their hexadecimal encoding.
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A dynamic instrumentation toolkit for developers, reverse-engineers, and security researchers.
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A chain of characters, usually used to store text messages lying statically in the program or to receive dynamically messages from the user.
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DLL Injection is a method of code injection in a Microsoft Windows environment.
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A system of rules designed to allow the communication between two or more participants. The two main types of protocols are either stateless protocols (UDP) or stateful protocols (TCP).
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Software development kit of the IDAPro software suite, allow to develop processor modules, loaders and various extensions.
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Refer to the hexadecimal format which is directly executed by the CPU or the interpreter. Opposed to the human-readable format which can be understood by the reverse without any intermediate translati…
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An OllyDbg 1.1 derivative made by Immunity Inc., that internally supports python scripting and shipped with many scripts to ease vulnerability and exploitation research.
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A specific C language data-type construct which allow to declare a list of primitive types variables bound together in a single logical memory unit.
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Any kind of communication between computers using a protocol and the infra-structure that allow this communication.
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QEMU is a software that performs CPU emulation through dynamic binary translation. It allows the execution of applications compiled for a certain specific architecture to run on other architectures.
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when asking *about* registers, their properties, existence, usage or limitations. Avoid using this tag just because registers are mentioned in the question.
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A computer program that transforms source code into the target language, often having a binary form known as object code.
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Refer to a section of executable, library or object files that link memory addresses in the program and a string (the symbol). Symbols are used to store debug information, function names (for dynamic …
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An Unix-based operating system originally forked from NextSTEP and developed by Apple Inc. MacOS X runs a Darwin kernel together with Apple Inc. utilities.
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USB (Universal Serial Bus) is an industry standard defining the connectors, cables, and protocols used for communication and power supply between multiple devices.
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A well known disassembler from the GNU `binutils` package. Only based on the linear sweep techniques and a few more heuristics when symbols can help.
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Mostly used for explaining core components of an operating system.
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Assembler-like language destined to be executed in an interpreter, in a virtual machine or by just in time compilation. Java, Python and many other high-level languages are using bytecode languages.
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Kernel-mode executables used to communicate between the OS and peripherals.
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GNU Compiler Collection, it includes front ends for C, C++, Objective-C, Fortran, Java, Ada, and Go, as well as libraries for these languages (libstdc++, libgcj,...).
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Process of copying the content of a block of a program's memory to file. It can be not trivial if the target program hooked memory-related APIs.
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A chain of software made to build self-extractable archived software (with a focus on compression and/or on obfuscation). Packer prevent most of the static analysis techniques and force the reverser t…
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the practice and study of techniques for secure communication and sending of data, and the construction and analysis of protocols that accomplish this.
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when referring to a true .EXE file as opposed to a .COM or .MSI or any other executable.
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Disc Operating System, started as 16-bit OS for PC-AT/XT x86++ platforms
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An surjective function that maps a set of keys to a smaller data sets of a fixed length. Cryptographic hash-function are supposed to be practically impossible to reverse except by brute-force.
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the Mach object file format is the standard executable format in iOS, Mac OS X, NeXTSTEP.
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Instrumentation is the process of injecting probe functions into a code (executable, source code, ...) for measurement purposes. It is extensively used for *profiling* or *dynamic-analysis* by tools l…
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Digital forensics (sometimes known as digital forensic science) is a branch of forensic science encompassing the recovery and investigation of material found in digital devices, often in relation to c…
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