A method and system to improve the computer in light of the global information network with numerous computer devices services, and apps, so that a user can capture and find information with high security and usability. The method improves capturing information and the user intentions, while minimizing the work that needs to be done by the user to obtain a benefit from the computer system. The invention includes the following methods for the computer: to simplify account creation for new users; to identify them progressively by requesting just the information necessary to provide a service; to authenticate an identity without a priori preparation of security questions and by requesting a user an effort proportional to the value of the service; and to capture the user intentions of permission of information by progressively and interactively asking who can and must not find it.