2.4.5.2
| Req No | Requirement | Compliance Class And Applicability | Primary Keyword | Secondary Keyword | 
|---|---|---|---|---|
| 2.4.5.2 | Where remote software updates can be supported by the device, the software images must be digitally signed by an appropriate signing authority - e.g. manufacturer/supplier or public. The Signing Authority should be clearly identified. | Mandatory for all classes | System | Software |