| Subject | English | Welsh |
| comp., MS | antimalware software | meddalwedd wrthfalwedd (A computer program designed to detect and respond to malicious software, such as viruses and worms. Responses may include blocking user access to infected files, cleaning infected files or systems, or informing the user that an infected program was detected) |
| comp., MS | antispyware software | meddalwedd wrthysbïwedd (A general class of software used to detect spyware and sometimes remove it) |
| comp., MS | antivirus software | meddalwedd gwrth-firws (A computer program designed to detect and respond to malicious software, such as viruses and worms. Responses may include blocking user access to infected files, cleaning infected files or systems, or informing the user that an infected program was detected) |
| comp., MS | malicious software | meddalwedd maleisus (Software that fulfills the deliberately harmful intent of an attacker when run) |
| comp., MS | Microsoft Software License Terms | Telerau Trwydded Meddalwedd Microsoft (A legal agreement between Microsoft and the user, with regard to the terms of use and transfer of software) |
| comp., MS | monitoring software | meddalwedd monitro (Software that monitors activity, such as keystrokes or screen images. These programs are often installed by the computer owner or administrator, and are only a threat if they are unexpected) |
| comp., MS | remote control software | meddalwedd rheoli o bell (Software designed to provide access to a computer from a remote location. These programs are often installed by the computer owner or administrator, and are only a risk if unexpected) |
| comp., MS | server software | meddalwedd y gweinydd (A software product that acts as a server for one or more services. Typically, a server product would be installed on a server machine (hardware), and provide services to users over the network) |
| comp., MS | software bundler | bwndelydd meddalwedd (A program that installs other potentially unwanted software, such as adware or spyware. The license agreement of the bundling program may require these other components in order to function) |
| comp., MS | software development kit | pecyn datblygu meddalwedd (A set of routines (usually in one or more libraries) designed to allow developers to more easily write programs for a given computer, operating system, or user interface) |
| comp., MS | Software Licensing Commerce Client | Cleient Masnach Trwyddedu Meddalwedd (A service or feature of Windows that enables licensing at the feature level; thereby broadening the distribution and licensing options for retailers, ISVs, and OEMs. New business models may include: trials, subscriptions, gifting, transfers, or pay-for-use) |
| comp., MS | software upgrade | uwchraddio meddalwedd (A software package that replaces an existing version of a product with a newer and/or more powerful or sophisticated version of the same product. The upgrade process typically leaves existing customer data and preferences intact while replacing the existing software with the newer version) |
| comp., MS | unwanted software | meddalwedd a osodwyd heb ganiatâd y defnyddiwr (A software that was installed on the system without user's consent) |
| comp., MS | Windows 7 software logo | logo meddalwedd Windows 7 (Logo assigned to the software products that have passed Microsoft designed tests for compatibility and reliability on Windows 7) |