Blockchain records associated with search warrant

A computing device, comprising:

• one or more processors;
• and
• memory have program instructions stored therein that are executable by the one or more processors to cause the computing device to perform operations comprising:
• receiving, from a first computer system, a request to access confidential information stored in the computing device, wherein the request identifies a signed electronic warrant included in a blockchain accessible to the computing device;
• validating the signed electronic warrant with a public key associated with a court that issued the signed electronic warrant;
• and
• in response to validating the signed electronic warrant, providing the confidential information for inclusion in the blockchain.

A non-transitory computer readable medium having program instructions stored therein, wherein the program instructions are executable by a computer system to perform operations comprising:

• receiving a request to issue a search warrant authorizing an entity to access confidential information stored on a computing device;
• creating the search warrant, including:
• inserting a public key of the entity into the search warrant;
• and
• signing the search warrant with a private key maintained by the computer system;
• and
• appending, to a blockchain, one or more records identifying creation of the search warrant and identifying the public key for authenticating insertion of the confidential information into the blockchain.