The invention relates to the technical field of
information security, and especially relates to an
information processing method,
system and device for enhancing access security. According to the method, the
system and the related device disclosed by the invention, a user access security technique of an Internet application is improved;
usability and universality problems are solved; an extensible method and device capable of generating
client and
server authentication, management and identification online is provided; a technical method for registering a
client device is provided for automatically associating identification and a secret key; security
verification applications are provided for the application by the infrastructure; the applications comprise a
authorization technical method of the application, a method for updating the secret keys of the
client and the
server and a method for automatically obtaining one-time valid access
certificate when the application is accessed. The
system comprises an
application server and a device and application relationship
verification server; wherein the client device comprises an application client, a device and application relationship client and an independent security unit; the device and application relationship
verification server comprises following functions and modules that a device management module receives
device register, a device and application
authorization management module manages device and application relationships; a device updating module initiates a system secret key updating process; and a device and application relationship verification module judges a received access
certificate.