Patent ID: 9031876
Filing Date: 2015-05-12
Classification: G06F,G06Q,H04L

Abstract:
1. A method comprising: creating and configuring accounts via a system-administrator account on a network system, said accounts including a key-administrator account and plural member accounts, said key-administrator account being separate from said system-administrator account, said creating and configuring including processing by processors of said network system; creating keys via said key-administrator account, said keys including a group private key, a group public key, a group symmetric key, member private keys corresponding to respective accounts, and member public keys corresponding to respective member accounts; encrypting, via said key-administrator account, said group private key with said group symmetric key and said group symmetric key with said member public keys; encrypting a document with said group public key to yield an encrypted group document; and distributing said encrypted group document to locations accessible via respective ones of said member accounts and via said system administrator account but not accessible through said key-administrator account.