| Subject | English | Welsh |
| comp., MS | audience identifier | dynodwr cynulleidfa (A GUID or string that is used to uniquely identify an audience) |
| 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 | base view identifier | dynodwr gwedd sylfaen (An integer that uniquely identifies a view definition for a list) |
| comp., MS | class identifier | dynodydd dosbarth (A universally unique identifier (UUID) that identifies a COM component. Each COM component has its CLSID in the Windows registry so that it can be loaded by other applications) |
| comp., MS | content type identifier | dynodwr math o gynnwys (A unique identifier that is assigned to a content type) |
| comp., MS | crawled property set identifier | dynodwr set o briodweddau wedi'u corynnu (A unique identifier that associates one or more crawled properties with a crawled property category) |
| comp., MS | feature identifier | dynodwr nodwedd (A GUID that identifies a feature) |
| comp., MS | global domain identifier | dynodydd parth eang (An identifier that specifies the country/region, the administration management domain (ADMD), and the private management domain (PRMD) of an X.400 e-mail address. For example c=us; a=MCI; p=msft) |
| comp., MS | globally unique identifier | dynodwr unigryw cyffredin (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | globally-unique identifier | dynodwr unigryw cyffredin (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | Group Approval document identifier | dynodwr dogfen Cymeradwyaeth Grŵp (A string that uniquely identifies a document that is subject to the policies defined for a Group Approval workflow. The string is generated and assigned automatically to a document by a protocol server) |
| comp., MS | item identifier | dynodwr eitem (An integer that uniquely identifies an item in a SharePoint list) |
| comp., MS | language identifier | dynodwr iaith (A standard international numeric abbreviation for a country or geographical region. A language identifier is a 16-bit value that consists of a primary language identifier and a secondary language identifier) |
| comp., MS | list identifier | dynodwr rhestr (A GUID that is used to identify a list in a site collection) |
| comp., MS | list item identifier | dynodwr eitem rhestr (An integer that uniquely identifies an item in a SharePoint list) |
| comp., MS | list template identifier | dynodwr templed rhestr (A GUID that is used to identify a list template) |
| comp., MS | locale identifier | Dynodydd locale (A 32-bit value which consists of the language ID in the low word (bits 0-15) and the sorting ID (bits 16-19) and a reserved value (bits 20-31) in the high word) |
| comp., MS | membership group record identifier | dynodwr cofnod grŵp aelodau (A unique identifier for a member group record) |
| comp., MS | organization identifier | dynodwr sefydliad (An integer that uniquely identifies an organization) |
| comp., MS | pilot identifier | dynodydd peilot (The string that is received with a new call that is used to associate the call with a dial plan) |
| comp., MS | programmatic identifier | dynodwr rhaglennol (An identifier in the form OLEServerName.ObjectName (for example, Excel.Sheet or PowerPoint.Slide) that's used by the Windows registry to uniquely identify an object) |
| comp., MS | role identifier | dynodwr rôl (An integer that uniquely identifies a role definition within a site) |
| comp., MS | scope identifier | dynodwr cwmpas (A GUID that uniquely identifies a scope within a site collection) |
| comp., MS | security group identifier | dynodwr grŵp diogelwch (An integer that uniquely identifies a security group from all other security principals and site groups within the same site collection) |
| comp., MS | security identifier | dynodwr diogelwch (In Windows-based systems, a unique value that identifies a user, group, or computer account within an enterprise. Every account is issued a SID when it is created) |
| comp., MS | service set identifier | dynodydd gwasanaeth (A unique set of letters or numbers that identifies a wireless network. For a computer or device to connect to a wireless network, it must supply that network's SSID. An SSID can be up to 32 characters) |
| comp., MS | single sign-on identifier | dynodwr mewngofnodi un-tro (A string that represents the definition of user credentials that allow a user to access a network) |
| comp., MS | site collection identifier (A GUID that identifies a site collection. In stored procedures, the identifier is typically | dynodwr casgliad o safleoedd |
| comp., MS | site identifier | dynodwr safle (A GUID that is used to identify a site in a SharePoint site collection) |
| comp., MS | SSO identifier | dynodwr SSO (A string that represents the definition of user credentials that allow a user to access a network) |
| comp., MS | unique identifier | dynodwr unigryw (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | universally unique identifier | dynodwr unigryw cyffredin (A 16-byte value generated from the unique identifier on a device, the current date and time, and a sequence number. It is used to identify a particular device, component, user, or session) |
| comp., MS | user profile record identifier | dynodwr cofnod proffil defnyddiwr (An integer that uniquely identifies a user profile record) |
| comp., MS | Web application identifier | dynodwr rhaglen Gwe (A GUID that identifies a Web application) |
| comp., MS | Web identifier | dynodwr Gwe (A GUID that is used to identify a site in a SharePoint site collection) |
| comp., MS | Web Part identifier | dynodwr Rhan Gwe (A GUID that identifies a Web Part) |
| comp., MS | Web Part type identifier | dynodwr math o Ran Gwe (A unique 16-byte value that is assigned to each Web Part type) |
| comp., MS | Web Part zone identifier | dynodwr cylchfa Rhan Gwe (A string that identifies a Web Part zone on a Web Parts page) |
| comp., MS | work item type identifier | dynodwr math o eitem waith (A GUID that is used to identify a work item type) |
| comp., MS | workflow identifier | dynodwr llif gwaith (A GUID that is used to identify a workflow) |