Cracking ATSAM4L or ATSAM11

Embedded Security Side Channel Power Analysis
1

Hi There,

Does anyone cracked AES on ATSAM4L or ATSAM11 with all countermeasures turned on? I looking for tips and tricks.

Thanks
3

2

Hi,

The SAML11 actually doesn’t have AES countermeasures, so a standard attack (IIRC with last_round_state_diff) should break the key pretty easily.

Alex