There is described a method of encrypting a set of 2D input data, preferably image data. The method comprises obtaining the hash value of a password and re-sizing the hash value to fir the size of the 2D input data. The re-sized data is transformed using an irreversible transform, and the output of the transform is then used to encode the 2D data.
|Publication status||Published - 23 Oct 2008|
Bibliographical noteCountry: International
Commercialisation Status: market
Patent Application Date: 2009-10-22