Enabled: Security Platform keys are purged, before the computer enters one of the energy-saving states standby (S3) or hibernation (S4). Thus the security level during energy-saving state will be raised. After coming back from the energy-saving state, Security Platform Features will require a user authentication again.
Disabled: Security Platform keys are not purged.
Default value: Enabled
| Registry Hive | HKEY_LOCAL_MACHINE |
| Registry Path | Software\Policies\Infineon\TPM Software |
| Value Name | PurgeKeysWhenEnteringEnergySavingStates |
| Value Type | REG_DWORD |
| Enabled Value | 1 |
| Disabled Value | 0 |