| Subject | English | Welsh |
| comp., MS | access key | bysell frys (Any combination of keys that must be pressed sequentially) |
| comp., MS | ALT key | bysell ALT (A keyboard key that is used in conjunction with another key to produce some special feature or function and is typically marked with the letters Alt) |
| comp., MS | Authority Key Identifier | amlygydd allweddol awdurdod (A certificate extension used by the certificate chaining engine to determine what certificate was used to sign a presented certificate. The AKI can contain the issuer name, serial number, public key information, or no information at all. By matching the information in a certificate's AKI extension to a CA certificate's Subject Key Identifier (SKI) extension, a certificate chain can be built) |
| comp., MS | BACKSPACE key | ôl-fysell (A keyboard key that moves the cursor to the left, one character at a time, usually erasing each character as it moves) |
| comp., MS | CAPS LOCK key | bysell CAPS LOCK (A toggle key that, when on, shifts the alphabetic characters on the keyboard to uppercase) |
| comp., MS | Control key | Bysell Control (A key that, when pressed in combination with another key, gives the other key an alternative meaning) |
| comp., MS | crypto escrow key | allwedd amgryptio esgrow (A secondary encryption key that provides the ability for an authorized IT Helpdesk administrator to open an encrypted document when the password is lost) |
| comp., MS | CTRL key | bysell CTRL (A key that, when pressed in combination with another key, gives the other key an alternative meaning) |
| comp., MS | DELETE key | bysell DELETE (On IBM and PC-compatible computers, a key whose function changes depending on the application program. Usually it erases the character under the cursor, although in some applications it can erase selected text or graphics) |
| comp., MS | encryption key | allwedd amgryptio (A bit string that is used in conjunction with an encryption algorithm to encrypt and decrypt data) |
| comp., MS | ENTER key | bysell ENTER (The key that is used at the end of a line or command to instruct the computer to process the command or text. In word processing programs, the Enter key is used at the end of a paragraph. Also called: Return key) |
| comp., MS | ESC key | bysell ESC (A keyboard key that sends the escape (ESC) character to the computer. Often this key moves the user back one level in the menu structure or exits the program) |
| comp., MS | foreign key | allwedd estron (" A key in a database table that comes from another table (also know as the "referenced table") and whose values match the primary key (PK) or unique key in the referenced table.") |
| comp., MS | INSERT key | bysell INSERT (" A key on the keyboard, labeled "Insert" or "Ins", whose usual function is to toggle a program's editing setting between an insert mode and an overwrite mode, although it may perform different functions in different applications.") |
| comp., MS | Internet Key Exchange | Cyfnewid Allweddau Rhyngrwyd (A protocol that establishes the security association and shared keys necessary for computers to communicate by using Internet Protocol security (IPsec)) |
| comp., MS | key combination | cyfuniad bysellau (Any combination of keys that must be pressed simultaneously) |
| comp., MS | key filter | hidlydd allwedd (A metadata column or field in a Key Filters control) |
| comp., MS | Key Filters | Hidlyddion Allweddi (A metadata navigation control that enables users to limit the items displayed in a list or library to those that match selected values) |
| comp., MS | Key Management Service | Gwasanaeth Rheoli Allweddi (An optional Microsoft Exchange 2000 Server component that is installed on a designated server in an administrative group. It provides centralized administration and archival of private keys, and maintains every user s private encryption key in an encrypted database. The keys are used for encrypting e-mail messages and signing messages with digital signatures) |
| comp., MS | key sequence | dilyniant bysellau (Any combination of keys that must be pressed sequentially) |
| comp., MS | legend keys | allweddi (Symbols in legends that show the patterns and colors assigned to the data series (or categories) in a chart. Legend keys appear to the left of legend entries. Formatting a legend key also formats the data marker that's associated with it) |
| comp., MS | master key | prif allwedd (The key used by the client and server for all session key generation. The master key is used to generate the client-read key, the client-write key, the server-read key, and the server-write key. Master keys can be exported as simple key BLOBs) |
| comp., MS | modifier key | bysell addasu (A keyboard key that, when pressed (and held), changes the actions of ordinary input) |
| comp., MS | multi-activation key | allwedd sawl ysgogiad (A product key that is provided to Microsoft customers who choose a Microsoft Volume Licensing program for their organizations and that allows multiple installations of a particular product. The key is assigned to a company or institution intended for their sole use and only for distribution to employees or third parties who are authorized to install and distribute licenses pursuant to the terms of their license agreement) |
| comp., MS | PAGE DOWN key | bysell PAGE DOWN (" A keyboard key (often labeled "PgDn") that is often used to move the cursor down to the top of the next page or a specific number of lines. Its function may vary in different programs.") |
| comp., MS | PAGE UP key | bysell PAGE UP (" A keyboard key (often labeled "PgUp") that is often used to move the cursor up to the top of the previous page or a specific number of lines. Its function may vary in different programs.") |
| comp., MS | pound key The character | punt (bysell) |
| comp., MS | primary key | allwedd gynradd (One or more fields that uniquely identify each record in a table. In the same way that a license plate number identifies a car, the primary key uniquely identifies a record) |
| comp., MS | PRINT SCREEN key | bysell PRINT SCREEN (A key on IBM PC and compatible keyboards that normally causes the computer to send a character-based "picture" of the screen contents to the printer) |
| comp., MS | product key | allwedd cynnyrch (A sequence of 25 letters and numbers. To activate some software, you must enter a product key during the activation process) |
| comp., MS | SCROLL LOCK key | bysell SCROLL LOCK (On the IBM PC/XT and AT and compatible keyboards, a key on the top row of the numeric keypad that controls the effect of the cursor control keys and sometimes prevents the screen from scrolling. On the enhanced and Macintosh keyboards, this key is to the right of the function keys on the top row. Many modern applications ignore the Scroll Lock setting) |
| comp., MS | search key | bysell chwilio (The value that is to be searched for in a document or any collection of data) |
| comp., MS | secret key | allwedd gudd (A symmetric encryption key shared by two entities, such as between a user and the domain controller (DC), with a long lifetime. A password is a common example of a secret key. When used in a context that implies Kerberos only, a principal's secret key) |
| comp., MS | SHIFT key | bysell SHIFT (A keyboard key that, when pressed in combination with another key, gives that key an alternative meaning, for example, producing an uppercase character when a letter key is pressed. The SHIFT key is also used in various key combinations to create nonstandard characters or to perform special operations) |
| comp., MS | shortcut key | bysell hwylus (Any combination of keys that must be pressed simultaneously) |
| comp., MS | speed dial key | bysell deialu cyflym (A single- or double-digit number associated with telephone numbers, or e-mail or Web addresses, that enables users to quickly access the numbers or addresses) |
| comp., MS | TAB key | bysell TAB (A keyboard key, often labeled with both a left-pointing and a right-pointing arrow, that traditionally (as in word processing) is used to insert tab characters into a document. In other applications, such as menu-driven programs, the TAB key is often used to move the on-screen highlight from place to place) |
| comp., MS | toggle key | bysell toglo (A keyboard key that alternates between turning a particular operation, function, or mode on or off) |
| comp., MS | volume license key | allwedd trwydded cyfrol (A product key that is provided to Microsoft customers who choose a Microsoft Volume Licensing program for their organizations and that allows multiple installations of a particular product. The key is assigned to a company or institution intended for their sole use and only for distribution to employees or third parties who are authorized to install and distribute licenses pursuant to the terms of their license agreement) |
| comp., MS | volume license product key | allwedd cynnyrch trwydded cyfrol (A product key that is provided to Microsoft customers who choose a Microsoft Volume Licensing program for their organizations and that allows multiple installations of a particular product. The key is assigned to a company or institution intended for their sole use and only for distribution to employees or third parties who are authorized to install and distribute licenses pursuant to the terms of their license agreement) |