It is Infineon’s policy is to reflect state-of-the-art in security solutions. This includes consideration of new findings in upcoming software and product updates.

Following this policy, the crypto library function used for ECDSA has been adapted for enhanced protection against advanced side channel attacks along with other security related enhancements.

The products will maintain full compliance to the TPM protection profile and full TCG compliance in case the certified firmware update is applied.

In line with the common procedures in the IT security industry, Infineon strongly recommends applying the firmware update to OPTIGA™ TPM SLB 9672/9673 products in due time.