 ይሁን እንጂ ባለፉት ጥቂት ዓመታት ውስጥ, ሁልጊዜ በህዝብ ጎራ ውስጥ ብቻ በውስጡ ስልክ ቁጥር (የተንቀሳቃሽ ስልክ ቁጥር) በመጠቀም በ iPhone እየተከታተሉ አጋጣሚ ስለ ብዙ technocrats አእምሮ ውስጥ ቆይቷል.
However, in the past few years, it has always been in the public domain and in the minds of many technocrats about the possibility of tracking an iPhone by only using its phone number (cellular number).