Patent ID: 9319399
Filing Date: 2016-04-19
CPC Classification: G06F,H04L

Claim Text:
1. A method for authenticating a user at a first computer to first and second applications installed in a second computer, the method comprising: said second computer receiving from the user a first request to access the first application, and in response, the second computer redirecting the first request to a third computer, and in response, the third computer determining that the user was previously authenticated and notifying the second computer that the user is authentic, and in response, the second computer returning a first session key to the third computer, said first session key enabling a session with the first application but not with the second application, said first, second, and third computers being three different computers, said first and second applications installed in the second computer being different applications; and said second computer receiving from the user a second request with a second session key to access the first application, the second application, or both the first application and the second application, and in response the second computer determining that the user is authentic and notifying the first application, the second application, or both the first application and the second application that the user is authentic so that the first application, the second application, or both the first application and the second application can send, to the first computer, a response to the second request, wherein the second session key was generated by the third computer, and sent by the third computer to the first computer, prior to the second computer having received the second request and in response to the third computer having received the first session key, and wherein the second session key enables a session with both the first application and the second application.