Android and Apple devices have unknown SMS message attack - Military and veteran backdoor

Android and Apple devices have unknown SMS message attack Hackers use wireless attack through SMS message app, even it show unknown sender , even it is filter as spam , these message or even no message, this attack still access contact list in iphone and android devices. very evil and devil attack. This is also military backdoor. this is SMS message is an attack combined with emergency channel or emergency alert attack. another veteran level backdoor. No one open contact list and no one open message, privacy report show access. this proved this attack exist. another attack is printer pool attack, hackers use printer pool and printer related app to attack. very devil and evil attack, this is also military backdoor.