Samsung sm-a310no read cert. Problem


Waiting ADB device… OK
Reading phone info…
Model: SM-A310N0
Android version: 5.1.1
Product code:
Phone version: A310N0KOU1APD6
PDA version: A310N0KOU1APD6
CSC version: A310N0OKK1APD6
CSC country code: KOREA
CSC sales code: KOO
HW version: A310N0.02
Phone SN: R39H30AKMN
Modem board: SHANNON310
RF cal date: 20160312
IMEI:
Checking Super user right… true
Initialization zTool… OK
Running zTool, please wait…
Start… OK
Initialization… OK
Generate and check client proof… OK
Verify proof by client… OK
Reading data… OK
HWID: B0 97 94 A0 7F 1E 03 CB 12 C7 2C 74 45 78 50 0E
Reading NV data… OK
Checking NV data… OK
Calculating… error
Security damaged (hmac mismatch)

Done with Samsung Tool PRO v.26.9