 9
Figure5–Tamper-EvidentLabelsAppliedtoSwitch
Thetamper-evidentsealsareproducedfromaspecialthingaugewhitevinylwithself-
adhesivebacking.Anyattempttoopentheswitchwilldamageordestroythetamper-
evidentsealsorthepaintedsurfaceandmetalofthemodulecover.Sincethetamper-
evidentlabelshavenon-repeatedserialnumbers,thelabelsmaybeinspectedfordamage
andcomparedagainsttheappliedserialnumberstoverifythatthemodulehasnotbeen
tampered.AnintactlabelisshowninFigure6,withavisibleserialnumberandno
breaks.
FIPS140-1Level2TamperEvidentLabel
A567422
ContivityExtranetSwitch
Figure6–Tamper-EvidentLabel
Attemptingtoremovealabelbreaksitorcontinuallytearsoffsmallfragmentsas
depictedinFigure7.Othersignsoftamper-evidenceincludeastrongsmelloforganic
solvents,warpedorbentcovermetal,andscratchesinthepaintonthemodule.
FIPS140-1Level2TamperEvidentLabel
A567422
ContivityExtranetSwitch
Figure7–DamagedTamper-EvidentLabel