With the development of the Vehicular Ad-Hoc Network (VANET). protecting user privacy while ensuring security has become an immense challenge. A ring signature has the characteristics of no manager and unconditional anonymity. which can substantially protect user privacy. https://vcgalghdeheynx.blog2freedom.com/34909918/theoretical-aspects-of-the-research-to-the-capacity-of-the-security-system-from-the-symbolic-approaches