Semtech LR1110 - Page 106

LR1110
User Manual Rev.1.0
UM.LR1110.W.APP March 2020
106 of 130
Semtech
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LifeTimeInt 5 JSIntKey
CryptoProcessJoinAccept()
(MIC Computation)
CryptoComputeAesCmac()
CryptoSetKey( )
From Network &
Application
GpTransport
6 GpKEKey0
CryptoDeriveAndStoreKey()
CryptoSetKey( )
Any multicast Key
From any other Gp
Transport key or From
Application Key
7 GpKEKey1
8 GpKEKey2
9 GpKEKey3
10 GpKEKey4
11 GpKEKey5
Unicast
12 AppSKey
CryptoAesEncrypt01()
CryptoComputeAesCmac()
CryptoSetKey( )
From Network &
Application
13 FNwkSIntKey
14 SNwkSIntKey
15 NwkSEncKey
16 RFU0
17 RFU1
Multicast
18 McAppSKey0
CryptoAesEncrypt01()
CryptoVerifyAesCmac( )
CryptoSetKey( )
Only from GpTransport
Key
19 McAppSKey1
20 McAppSKey2
12 McAppSKey3
22 McNwkSKey0
23 McNwkSKey1
24 McNwkSKey2
25 McNwkSKey3
General
Purpose
26 GP0 CryptoAesEncrypt()
CryptoAesDecrypt()
CryptoSetKey( )
Not Allowed
27 GP1
Table 12-1: Cryptographic Keys Usage and Derivation
Group Name Key SRC/Dest Index Key Name Usage Derivation From