Patent ID: 8601276

Claim:
A method for managing access to a secure content-part of a publicly posted composite document (PPCD) following introduction of the PPCD into a workflow among a plurality of workflow participants, said method comprising: in a secure content manager, receiving, from a workflow participant of the plurality of workflow participants, a key-map file for a subsequent workflow participant that is to receive the key-map file, wherein the key-map file comprises a set of keys to enable the subsequent workflow participant to access the content-part in the PPCD; verifying authenticity of the received key-map file; identifying and authenticating the subsequent workflow participant to receive the PPCD; accessing a public key of the subsequent workflow participant; and encrypting, using the public key of the subsequent workflow participant, by a processor, the key map file or a symmetric key used to encrypt the key-map file prior to receipt of the key-map file by the secure content manager; and sending the encrypted key-map file to the subsequent workflow participant.