Other: hardware

A certificate signing request (CSR) with SASAFE

When using a key pair stored in the STSAFE. how does on create a CSR when you dont have asscess to the private key.Are there any examples of how one might do this.

STSAFE CC Certification - where to find documents?

I'm considering STSAFE-A100 for a new project. The customer requires a current CC EAL4+ certification for creation and verification of digital signatures.The STSAFE-A100 product page states "Latest generation of highly secure MCUs; CC EAL5+ AVA_VAN5 ...

Resolved! requirement of secure firmware upgrade and secure boot using stsafe a110 crypto chip. Is there any limitation for signature verification about the message length and the type of the private key that need to be used for the signature creation.

I have STSafe a110 crypto chip in my hardware. I have created the private and public key pairs and signed the firmware image. During the firmware upgrade, on host side, the signature needs to be verified using the stsafe a110 chip. I have used ECDSA_...

Cannot figure out how to set the HMAC on the STSAFE-A110

I am trying to use MAC with my STSAFE-A110, in order to further restrict access.I would have expected a function similar to establishing a public key, i.e. StSafeA_PutPublicKeySlot(...), but I can only find StSafeA_PutAttribute.Are we really supposed...

Need STSAFE-A100 documentation for driver development.

Hi ,Im working on driver implementation for STSAFE-A100 in rust, i need few documents 1)STSAFE-A100 User manual2)STSAFE-A100 Tool kit3)An STSAFE-A100 CrytoKeys4)TN_STSAFE_CmdIf there is any NDA needed to signed what is the process for it?

Cannot figure out how to set the HMAC on the STSAFE-A110

I am trying to use MAC with my STSAFE-A110, in order to further restrict access.I would have expected a function similar to establishing a public key, i.e. StSafeA_PutPublicKeySlot(...), but I can only find StSafeA_PutAttribute.StSafeA_ResponseCode_t...

I am trying to integrate the STSAFE-A110 into my product, but putting a key into STSAFEA_TAG_PRIVATE_KEY_SLOT always returns STSAFEA_INCONSISTENT_COMMAND_DATA

pd stsafe: Upload ECDSA Private Key pd stsafe: BusSend pd stsafe: 10 13 00 08 2a 86 48 ce 3d 03 01 07 04 00 20 01 pd stsafe: ef bc 56 8f ef 45 ef 23 ef 67 34 67 67 ef 01 00 pd stsafe: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 b8 pd stsafe: 72 ...