NS services: Difference between revisions

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@@ Line 1,828: / Line 1,828: @@
 | 0x19 || 0x1 || Unknown. Unused by [[#RequestSendSystemUpdate]]/[[#RequestReceiveSystemUpdate]], besides HMAC validation.
 |-
-| 0x1A || 0xC6 || Unused by [[#RequestSendSystemUpdate]]/[[#RequestReceiveSystemUpdate]], besides HMAC validation.
+| 0x1A || 0x1 || Unknown.
+|-
+| 0x1B || 0xC5 || Unused by [[#RequestSendSystemUpdate]]/[[#RequestReceiveSystemUpdate]], besides HMAC validation.
 |-
 | 0xE0 || 0x20 || HMAC-SHA256 over the previous 0xE0-bytes.
@@ Line 1,842: / Line 1,844: @@
 ! Description
 |-
-| 0x0 || 0x100 || ?
+| 0x0 || 0xE0 || ?
+|-
+| 0xE0 || 0x20 || HMAC-SHA256 over the previous 0xE0-bytes. Uses a different key than [[#SystemDeliveryInfo]].
 |}