Application of Secure Chip in the Instant Messaging System
Qi Xu · Information Security and Communications Privacy · 2014
The secure chip is a high-tech authentication product that provides key generation,encryption and decryption algorithms,and support digital signature in PKI(Public Key Infrastructure) system. It is widely adopted in enterprise and commercial security field,offering functions such as identity authentication and data protection. This paper designs an application model for secure chip in instant messaging system. In this model,the secure chip will be embedded into the SD storage card in mobile phones or devices. The mobile phone end users can initiate trusted communication with the help of the secure chip,as a result of which a secure and authenticated instant messaging system for mobile phones or devices is established.