| Subject | English | Bulgarian |
| comp., MS | Add Time Stamp | Добавям клеймо (A button in the Comments section that the user can click to add a date or time stamp) |
| comp., MS | time stamp A certification specifying that a particular message existed at a specific time and date. In a digital context, trusted third parties generate a trusted time stamp for a particular message by having a time stamping service append a time value to a message and then digitally signing the result | клеймо (с дата и час) |