A cikin watan Oktoba 2017, masu bincike na tsaro sun gano wani rauni (wanda aka sani da ROCA) a cikin aiwatar da samar da maɓallin keɓaɓɓen RSA a cikin ɗakin karatu na cryptographic wanda yawancin kwakwalwan tsaro na Infineon ke amfani da shi. Rashin lafiyar ya ba da damar mai kai hari ya sake gina maɓallin keɓaɓɓu ta amfani da maɓallin jama'a. Dukkanin YubiKey 4, YubiKey 4C, da YubiKey 4 Nano na'urori a cikin sake dubawa 4.2.6 zuwa 4.3.4 sun shafi wannan rauni. Yubico ya gyara wannan batun a duk kayan aikin YubiKey 4 na jigilar kaya ta hanyar sauyawa zuwa wani aikin samar da maɓalli daban kuma ya ba da musayar kyauta ga duk mabuɗan da abin ya shafa. Tayin musayar ya ƙare a ranar 31 ga Maris, 2019. A wasu lokuta ana iya kewaye batun ta hanyar samar da sabbin maɓallan waje na YubiKey da shigo da su zuwa na'urar. Tambaya: A ina ne masu binciken tsaro na INCA suka sami matsalar tsaro a watan Oktoba 2017?
aiwatar da samar da maɓallin keɓaɓɓen RSA a cikin ɗakin karatu na cryptographic wanda yawancin kwakwalwan tsaro na Infineon ke amfani da shi