积分:0分 关键词:VDE,Class,Certificate
积分:0分 关键词:Maxim,digital certificates,SHA-1,mac,challenge,response,monetary,ecash,e-cash,monetary,certificate,certificates,eCertificate,authentication,vending,fare,tollbooths,meters,bill changers,DS1963S
积分:0分 关键词:Maxim,DS1921,Thermochron,Thermochron security,Thermochron Mission Authentication Certificate