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  2. Spy pixel - Wikipedia

    en.wikipedia.org/wiki/Spy_pixel

    How a tracking pixel works. Spy pixels or tracker pixels are hyperlinks to remote image files in HTML email messages that have the effect of spying on the person reading the email if the image is downloaded. [1] [2] They are commonly embedded in the HTML of an email as small, imperceptible, transparent graphic files. [3]

  3. hosts (file) - Wikipedia

    en.wikipedia.org/wiki/Hosts_(file)

    The hosts file is one of several system facilities that assists in addressing network nodes in a computer network. It is a common part of an operating system's Internet Protocol (IP) implementation, and serves the function of translating human-friendly hostnames into numeric protocol addresses, called IP addresses, that identify and locate a host in an IP network.

  4. Pregap - Wikipedia

    en.wikipedia.org/wiki/Pregap

    The track 01 pregap was used to hide computer data, allowing computers to detect a data track whereas conventional CD players would continue to see the CD as an audio CD. This method was made obsolete in mid 1996 when an update to Windows 95 in driver SCSI1HLP.VXD made the pregap track inaccessible.

  5. Find and remove unusual activity on your AOL account

    help.aol.com/articles/find-and-remove-unusual...

    If one is drastically different from the others, remove it and change your password. Be aware that there are some legitimate reasons why your history can show unfamiliar locations, such as your mobile device detecting the wrong location or Internet provider using a proxy server.

  6. Device configuration overlay - Wikipedia

    en.wikipedia.org/wiki/Device_configuration_overlay

    It can be used to create/remove Host Protected Area (HPA) (using command SET MAX) and create/remove DCO hidden area (using command DCO MODIFY). It also can do other functions on the DCO. Data Synergy's freeware ATATool utility can be used to detect a DCO from a Windows environment. Recent versions allow a DCO to be created, removed or frozen.

  7. Hidden file and hidden directory - Wikipedia

    en.wikipedia.org/wiki/Hidden_file_and_hidden...

    In computing, a hidden folder (sometimes hidden directory) or hidden file is a folder or file which filesystem utilities do not display by default when showing a directory listing. They are commonly used for storing user preferences or preserving the state of a utility and are frequently created implicitly by using various utilities.

  8. Computer and network surveillance - Wikipedia

    en.wikipedia.org/wiki/Computer_and_network...

    The vast majority of computer surveillance involves the monitoring of personal data and traffic on the Internet. [7] For example, in the United States, the Communications Assistance For Law Enforcement Act mandates that all phone calls and broadband internet traffic (emails, web traffic, instant messaging, etc.) be available for unimpeded, real-time monitoring by Federal law enforcement agencies.

  9. Automotive hacking - Wikipedia

    en.wikipedia.org/wiki/Automotive_hacking

    Kia back windows can be broken without setting off an alarm, and Hyundai are similar. [17] Since 2021, [ 18 ] [ 19 ] [ 20 ] on social media, [ 21 ] [ 22 ] [ 23 ] videos show stealing of post-2010 Kia vehicles and post-2014 Hyundai vehicles, without engine immobilizers , with a USB 1.1 A plug cable , or pliers.