A novel computerized method for authenticating a client computer is disclosed. The method for authenticating the client computer does not utilize any stored usernames, passwords, or tokens. The process stores a series of algorithmic functions on the client computer. When the user desires to login to a server computer the server computer provides multiple sets of variables to the client computer. The variables are input into the algorithmic functions. The functions generate an output. The output is sent to the server computer. The server computer utilizes the client generated output to authenticate the client device. Each time the user desires to login different variables are utilized to prevent prediction and hacking of the system.