Hrdwr scrty s dscpln rgntd frm th cryptgrphc ngnrng nd nvlvs hrdwr dsgn, ccss cntrl, scr mlt-prty cmpttn, scr ky strg, nsrng cd thntcty, msrs t nsr tht th spply chn tht blt th prdct s scr mng thr thngs.
hrdwr scrty mdl (HSM) s physcl cmptng dvc tht sfgrds nd mngs dgtl kys fr strng thntctn nd prvds cryptprcssng. Ths mdls trdtnlly cm n th frm f plg-n crd r n xtrnl dvc tht ttchs drctly t cmptr r ntwrk srvr.
Sm prvdrs n ths dscpln cnsdr tht th ky dffrnc btwn hrdwr scrty nd sftwr scrty s tht hrdwr scrty s mplmntd sng "nn-Trng-mchn" lgc (rw cmbntrl lgc r smpl stt mchns). n pprch, rfrrd t s "hrdsc", ss FPGs t mplmnt nn-Trng-mchn scrty cntrls s wy f cmbnng th scrty f hrdwr wth th flxblty f sftwr.
Hrdwr bckdrs r bckdrs n hrdwr. Cncptnlly rltd, hrdwr Trjn (HT) s mlcs mdfctn f lctrnc systm, prtclrly n th cntxt f ntgrtd crct.
physcl nclnbl fnctn (PF) s physcl ntty tht s mbdd n physcl strctr nd s sy t vlt bt hrd t prdct. Frthr, n ndvdl PF dvc mst b sy t mk bt prctclly mpssbl t dplct, vn gvn th xct mnfctrng prcss tht prdcd t. n ths rspct t s th hrdwr nlg f n-wy fnctn. Th nm "physcl nclnbl fnctn" mght b lttl msldng s sm PFs r clnbl, nd mst PFs r nsy nd thrfr d nt chv th rqrmnts fr fnctn. Tdy, PFs r slly mplmntd n ntgrtd crcts nd r typclly sd n pplctns wth hgh scrty rqrmnts.
Mny ttcks n snstv dt nd rsrcs rprtd by rgnztns ccr frm wthn th rgnztn tslf.