Evidence data obtaining method and device

The invention relates to an evidence data obtaining method and device, and belongs to the field of electronic technology application. The method comprises the steps: determining a target application for providing evidence data according to a valid source identification where the evidence data inputted by a user is located; obtaining the webpage information of the target application, wherein the webpage information comprises the evidence data; and transmitting data information to an evidence data obtaining server, wherein the data information comprises webpage information or evidence data, so that the evidence data obtaining server extracts the evidence data from the data information. The method and device can effectively reduce the obtaining complexity of evidence data, and improves the obtaining efficiency of evidence data. The method and device are used for obtaining the evidence data.