ARMv8 Shellcodes from 'A' to 'Z'
  We describe a methodology to automatically turn arbitrary ARMv8 programs into alphanumeric executable polymorphic shellcodes. Shellcodes generated in this way can evade detection and bypass filters, broadening the attack surface of ARM-powered devices such as smartphones. 
Hadrien Barral, Houda Ferradi, R\'emi G\'eraud, Georges-Axel Jaloyan,   and David Naccache
cs.CR