Patent ID: 7926095
Filing Date: 2011-04-12
Classification: H04L

Abstract:
1. An efficient authentication method for providing a user access to a primary server and at least one secondary server, said primary server and said at least one secondary server being in a communicative relationship, said method comprising: (a) entering a username into a client device; (b) providing said username and a hash key to at least one secondary server; (c) authenticating said user to said primary server based on said username and a password; (d) performing a primary hash algorithm on said username and said hash key to produce a primary hashed output code; (e) performing a secondary hash algorithm on said username and said hash key to produce a secondary hashed output code; (f) providing said primary hashed output code to the client device; (g) providing said primary hashed output code from the client device to said at least one secondary server; (h) comparing said primary hashed output code and said secondary hashed output code at said at least one secondary server; and (i) authenticating said user to said at least one secondary server based on the results thereof.