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Method and system of quantifying risk

  • US 8,533,840 B2
  • Filed: 03/25/2003
  • Issued: 09/10/2013
  • Est. Priority Date: 03/25/2003
  • Status: Active Grant
First Claim
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1. A computerized method, operating on target data, of quantifying the risk of releasing security sensitive content in target data processed by a computer system, said security sensitive words consisting essentially of content understood by humans identifying personal names, addresses, geographic terms, conceptual words and abbreviations derived from original security sensitive words, words in dictionaries and lists, personal identifying information, names associated with business entities, societal groups or associations related to heritage, demographics, religion, race, ethnicity, or political beliefs, comprising:

  • categorizing each one of said sensitive content words into one of a plurality of categories which includes the use of a semantic check for synonyms and antonyms with a thesaurus and a dictionary for categorizing each one of said sensitive content words into one of a plurality of categories;

    obtaining and compiling preexisting data for each category;

    ranking said categories by risk and assigning a risk rank quantifier to each respective category and preexisting data subsumed therein;

    comparing said target data to said preexisting data and generating a security risk score output representative of all rank quantifiers associated with preexisting data found in said target data to quantify the risk of releasing security sensitive content; and

    processing said target data through a security program based upon said security risk score prior to release of said sensitive content, the security program including at least one of extracting word data, encrypting word data or extracting and securely distributing word data in said computer system; and

    establishing an indeterminable category for unknown or undefined words which are not present in said preexisting data in the plurality of ranked categories;

    ranking and assigning a respective risk rank quantifier to said indeterminable category;

    modifying said risk score output with rank quantifiers representing said indeterminable words in said target data.

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