| Subject | Portuguese | English |
| comp., MS, Braz. | Message Authentication Code | Message Authentication Code (An algorithm that allows a receiver to ensure that a block of data has retained its integrity from the time it was sent until the time it was received) |
| commun., IT | message store | message store |
| comp., MS, Braz. | Status Message Viewer | Status Message Viewer (A tool in the SMS/Configuration Manager Administrator console that is used to browse the status messages in the SMS/Configuration Manager site database) |