topic SAM_AuthenticateHost Command / Encrypt CMAC in NFC https://community.nxp.com/t5/NFC/SAM-AuthenticateHost-Command-Encrypt-CMAC/m-p/696248#M2513 <HTML><HEAD></HEAD><BODY><P>Hello,&nbsp;</P><P>We are working on the new Ingenico Telium TETRA payment device and need to read an crypted id on a Desfire Card.</P><P>To allow us to decrypt the id with JavaScript, we need to unlock the SAM using&nbsp;a library JS to calculate the CMAC based on&nbsp;NIST Special Publication 800-38B. Do you know&nbsp;a CMAC JS library ?</P><P>Many thanks in advance</P><P>Sandra</P></BODY></HTML> Thu, 07 Sep 2017 12:26:57 GMT sandrafillion 2017-09-07T12:26:57Z SAM_AuthenticateHost Command / Encrypt CMAC https://community.nxp.com/t5/NFC/SAM-AuthenticateHost-Command-Encrypt-CMAC/m-p/696248#M2513 <HTML><HEAD></HEAD><BODY><P>Hello,&nbsp;</P><P>We are working on the new Ingenico Telium TETRA payment device and need to read an crypted id on a Desfire Card.</P><P>To allow us to decrypt the id with JavaScript, we need to unlock the SAM using&nbsp;a library JS to calculate the CMAC based on&nbsp;NIST Special Publication 800-38B. Do you know&nbsp;a CMAC JS library ?</P><P>Many thanks in advance</P><P>Sandra</P></BODY></HTML> Thu, 07 Sep 2017 12:26:57 GMT https://community.nxp.com/t5/NFC/SAM-AuthenticateHost-Command-Encrypt-CMAC/m-p/696248#M2513 sandrafillion 2017-09-07T12:26:57Z