SAP SE
Secure data aggregation in databases using dynamic bucketization and grouping bucketization

Abstract:

Disclosed herein are system, method, and computer program product embodiments for secure data aggregation in databases. An embodiment operates by identifying a value column and a group column of a plurality of columns of a dataset. Two distinct group values of the group column are identified. A first group value is replaced with a first substitute value, and a second group value is replaced with a second substitute value. A value of the value column of each of the plurality of records and the substitute values are encrypted. The plurality of encrypted records are uploaded to a server.