Controlling the release of private information using static flow analysis

US9104528B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9104528-B2
Application numberUS-201113314212-A
CountryUS
Kind codeB2
Filing dateDec 8, 2011
Priority dateDec 8, 2011
Publication dateAug 11, 2015
Grant dateAug 11, 2015

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Abstract

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A privacy control system is described herein for controlling dissemination of private information by a program. The privacy control system operates by performing static analysis to determine at least one flow within the program of private information, from a source to a sink. The static analysis is particularly configured to identify two types of flow, including: (a) an unvetted flow of untampered private information from the source to the sink; and (b) a flow of tampered private information from the source to the sink, whether vetted or unvetted. The privacy control system then prompts the user to provide a privacy control decision regarding the flow. The privacy control decision governs whether actual data or anonymized data is provided to the sink, or whether the program is terminated. A runtime system then runs the program in accordance with the privacy control decision.

First claim

Opening claim text (preview).

What is claimed is: 1. A method, performed by computing functionality, for controlling dissemination of private information by a program, comprising the following steps as executed on a computing device comprising at least a processing device executing instructions maintained by a memory: receiving an analysis-invoking event; in response to the analysis-invoking event, performing static analysis to determine at least one flow within the program of private information from a sour…

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What does patent US9104528B2 cover?
A privacy control system is described herein for controlling dissemination of private information by a program. The privacy control system operates by performing static analysis to determine at least one flow within the program of private information, from a source to a sink. The static analysis is particularly configured to identify two types of flow, including: (a) an unvetted flow of untampe…
Who is the assignee on this patent?
Xiao Xusheng, Tillmann Nikolai, Fahndrich Manuel A, and 3 more
What technology area does this patent fall under?
Primary CPC classification G06F17/00. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Aug 11 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).