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An alias will last for the life of the shell session. Regularly used aliases can be set from the shell's rc file (such as .bashrc) so that they will be available upon the start of the corresponding shell session. The alias commands may either be written in the config file directly or sourced from a separate file.
Alias argument selectors; the ability to define an alias to take arguments supplied to it and apply them to the commands that it refers to. Tcsh is the only shell that provides this feature (in lieu of functions). \!# - argument selector for all arguments, including the alias/command itself; arguments need not be supplied.
A sandbox is implemented by executing the software in a restricted operating system environment, thus controlling the resources (e.g. file descriptors, memory, file system space, etc.) that a process may use. [4] Examples of sandbox implementations include the following: Linux application sandboxing, built on Seccomp, cgroups and Linux namespaces.
The server components can also be dropped to C:\Windows and file attributes changed to "Read Only" and "Hidden". Casual users may not see the directories by default due to the "hidden" attributes set on the directory. Some anti-virus programs (example AVG – 17th Feb 2010) seem to miss the file entirely.
Shellshock, also known as Bashdoor, [1] is a family of security bugs [2] in the Unix Bash shell, the first of which was disclosed on 24 September 2014.Shellshock could enable an attacker to cause Bash to execute arbitrary commands and gain unauthorized access [3] to many Internet-facing services, such as web servers, that use Bash to process requests.
U.S. officials have been sounding the alarm about Chinese hackers for years. "China already has a bigger hacking program than every other major nation combined," Wray said.
A compromised (hacked) account means someone else accessed your account by obtaining your password. Spoofed email occurs when the "From" field of a message is altered to show your address, which doesn't necessarily mean someone else accessed your account.
Hackety Hack is an open source application that teaches individuals how to create software. It combines an IDE with an extensive Lessons system. The cross-platform desktop application also has integration with the website, where "Hackers" can share what they've learned, ask questions, and submit feedback.