Patent ID: 8777102

Claim:
A user device comprising: a data storage system configured to maintain personal biographical information for the user; and one or more processors that are configured to interact with the data storage system to perform operations comprising: defining, in response to user input, a custom rule policy that prohibits access of a portion of the personal biographical information in response to machine-readable codes; accessing, using an image capture device, a machine-readable code, the machine-readable code describing one or more rules that instruct the user device to determine whether the user satisfies one or more criteria; processing the machine-readable code to obtain the one or more rules; validating that the obtained one or more rules do not instruct the user device to access the portion of the personal biographical information for which access is prohibited by the custom rule policy; determining, based on the one or more validated rules, that the user satisfies the one or more criteria; and in response to determining, based on the one or more obtained rules, that the user satisfies the one or more criteria, displaying, on a display screen of the user device, data confirming that the user satisfies the one or more criteria.