Anti-Tamper Protection Configuration and Use#

NOTE: This section replaces AN1247: Anti-Tamper Protection Configuration and Use. Further updates to this application note will be provided here.

This application note describes how to program, provision, and configure the Secure Engine anti-tamper module. Many aspects of the anti-tamper module, including disabling the anti-tamper response when needed, are discussed.

The anti-tamper module is only available on Secure Vault High and Series 3 Secure Vault devices. The external tamper detect module is available on some Secure Vault Mid devices (e.g. xG27), Secure Vault High devices (e.g. xG25B) and Series 3 Secure Vault devices.

Key Points#

• Tamper responses

• Tamper sources

• Tamper configuration

• Tamper disable

• Examples of provisioning and disabling the anti-tamper module