Audio Video Interleave (also Audio Video Interleaved), known by its initials AVI, is a multimedia container format introduced by Microsoft in November 1992 as part of its Video for Windows software.
BitTorrent (abbreviated to BT) is a communication protocol for peer-to-peer file sharing (P2P) which is used to distribute data and electronic files over the Internet.
A codec is a device or computer program for encoding or decoding a digital data stream or signal.
In cryptography, encryption is the process of encoding a message or information in such a way that only authorized parties can access it and those who are not authorized cannot.
Malware (a portmanteau for malicious software) is any software intentionally designed to cause damage to a computer, server or computer network.
A media player is a computer program for playing multimedia files like videos, movies and music.
Microsoft Windows is a group of several graphical operating system families, all of which are developed, marketed, and sold by Microsoft.
Perl is a family of two high-level, general-purpose, interpreted, dynamic programming languages, Perl 5 and Perl 6.
In computer terminology, polymorphic code is code that uses a polymorphic engine to mutate while keeping the original algorithm intact.
Social engineering, in the context of information security, refers to psychological manipulation of people into performing actions or divulging confidential information.
In computing, virtual memory (also virtual storage) is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine" which "creates the illusion to users of a very large (main) memory." The computer's operating system, using a combination of hardware and software, maps memory addresses used by a program, called virtual addresses, into physical addresses in computer memory.