Research Article

Implementation of Ring-Oscillators-Based Physical Unclonable Functions with Independent Bits in the Response

Table 1

RO PUF responses for three projects implemented in the same device (ROs were constrained but not the race arbiter).

Response no. 1 (only the PUF)031f031f031f0005573f031f031f471f
573f031f011fd73ff7bf431f0117031f
Response no. 2 (PUF and counter)010000004df20000000045a04de245e0
45a0fff70000000045e0fff745e045e0
Response no. 3 (only the PUF and an extra output)0007600f7eef7eef200fffff724f704f
600f0007600f7eef0005000772ef0007