A method and system for managing digital evidence using a blockchain

A computer-implemented method and system for managing digital evidence using a blockchain (12). The method comprises receiving an evidence data file (5), the evidence data file (5) being identified by: an evidence identifier and a hash code calculated from the evidence data file (5); generating a block (11) for the blockchain (12) by combining data indicative of: a hash of a previous block (13) in the blockchain (12), the evidence identifier and the hash code calculated from the evidence data file (5); and storing the generated block (11) as a new block in the blockchain (12), wherein the method further comprises: generating at least part of the data in the blockchain (12) in response to a user request to allow a user to verify the authenticity of the evidence data file (5) using the data in the blockchain (12). (Automatic translation with Google Translate, no legal value)