My GS5 doesn't say anything about the knox warranty. It says:
ODIN MODE
PRODUCT NAME: SM-6900V
CURRENTY BINARY: Samsung Official
SYSTEM STATUS: Official
REACTIVATION LOCK(KK): OFF
QUALCOMM SECUREBOOT: ENABLE (CSB)
RP SWREF: S1, T1, A1, P1
UDC START
Everything else I see talks about...