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  2. Shellcode - Wikipedia

    en.wikipedia.org/wiki/Shellcode

    Download and execute is a type of remote shellcode that downloads and executes some form of malware on the target system. This type of shellcode does not spawn a shell, but rather instructs the machine to download a certain executable file off the network, save it to disk and execute it.

  3. GNU parallel - Wikipedia

    en.wikipedia.org/wiki/GNU_parallel

    GNU parallel is a command-line utility for Linux and other Unix-like operating systems which allows the user to execute shell scripts or commands in parallel. GNU parallel is free software, written by Ole Tange in Perl. It is available under the terms of GPLv3. [2]

  4. List of command-line interpreters - Wikipedia

    en.wikipedia.org/wiki/List_of_command-line...

    COMMAND.COM, the original Microsoft command line processor introduced on MS-DOS as well as Windows 9x, in 32-bit versions of NT-based Windows via NTVDM; cmd.exe, successor of COMMAND.COM introduced on OS/2 and Windows NT systems, although COMMAND.COM is still available in virtual DOS machines on IA-32 versions of those operating systems also.

  5. Remote Shell - Wikipedia

    en.wikipedia.org/wiki/Remote_Shell

    The remote shell (rsh) is a command-line computer program that can execute shell commands as another user, and on another computer across a computer network. The remote system to which rsh connects runs the rsh daemon (rshd). The daemon typically uses the well-known Transmission Control Protocol (TCP) port number 513.

  6. pexec - Wikipedia

    en.wikipedia.org/wiki/Pexec

    pexec is a command-line utility for Linux and other Unix-like operating systems which allows the user to execute shell commands in parallel. The specified code can be executed either locally or on remote hosts, in which case ssh is used to build a secure tunnel between them. Similar to shell loops, a variable is changed as the loop starting the ...

  7. Unix shell - Wikipedia

    en.wikipedia.org/wiki/Unix_shell

    tcsh and sh shell windows on a Mac OS X Leopard [1] desktop. A Unix shell is a command-line interpreter or shell that provides a command line user interface for Unix-like operating systems. The shell is both an interactive command language and a scripting language, and is used by the operating system to control the execution of the system using ...

  8. C shell - Wikipedia

    en.wikipedia.org/wiki/C_shell

    The C shell is a command processor which is typically run in a text window, allowing the user to type and execute commands. The C shell can also read commands from a file, called a script . Like all Unix shells, it supports filename wildcarding , piping , here documents , command substitution , variables and control structures for condition ...

  9. Shell script - Wikipedia

    en.wikipedia.org/wiki/Shell_script

    Editing a FreeBSD shell script for configuring ipfirewall. A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. [1] The various dialects of shell scripts are considered to be command languages. Typical operations performed by shell scripts include file manipulation, program execution, and printing ...