A Security Scheme for Dependable Key Insertion in Mobile Embedded Devices

Table 1

Resource usage.

	Okamoto				Schnorr
		Slices	Slice FlipFlops	LUTs	BRAMs	Slices	Slice FlipFlops	LUTs	BRAMs
	Complete system	2651	2263	4323	8	2439	2026	3799	5
I	PicoBlaze	389	286	714	1	389	286	714	1
II	CPM	2275	1977	3585	0	2039	1740	3055	0
II-a	BigINTmul	265	392	201	0	265	392	201	0
II-b	HECC processing	1684	1082	2855	7	1682	1081	2759	4
II-b-i	HECCCTRL	61	32	108	0	61	32	108	0
II-b-ii	dALU	953	658	1611	0	953	658	1611	0
II-b-iii	ProgramMem	50	70	93	1	50	70	93	1
II-b-iv	dbus	98	0	162	0	98	0	162	0
II-b-v	DataMem(single page)	453	324	838	6	—	—	—	—
II-b-vi	DataMem(double page)	—	—	—	—	452	324	657	3