Patents Assigned to KZEN NETWORKS LTD
  • Publication number: 20220103356
    Abstract: Methods and systems of recovering a cryptographic key associated with a blockchain based computer network, including encryption of at least a portion of a cryptographic key of the computer network with a recovery public key, sending of the encrypted at least a portion of the cryptographic key to at least one second computing device, sending of a recovery private key to a recovery escrow service, detection that the at least one first computing device is unavailable, publishing the recovery private key in a public repository, retrieving the recovery private key from the public repository, and decryption of the encrypted at least a portion of the cryptographic key by the at least one second computing device.
    Type: Application
    Filed: January 29, 2020
    Publication date: March 31, 2022
    Applicant: KZEN NETWORKS LTD
    Inventors: Tal Arieh BE'ERY, Ouriel OHAYON, Omer SHLOMOVITS, Gary BENATTAR
  • Publication number: 20220045867
    Abstract: System and method of creating a multi-party computation (MPC) cryptographic signature for a blockchain based computer network, including: generating at least one first share and second share of a cryptographic key, based on a distributed key generation MPC protocol, signing a received message with the at least one first share, receiving the message signed with the at least one first share, signing the message signed with the at least one first share with the at least one second share, sending the message signed with the at least one second share and the at least one first share to a full node of the computer network, and adding a transaction to a ledger of the computer network, in accordance with the received message signed by the at least one first share and the at least one second share.
    Type: Application
    Filed: September 9, 2019
    Publication date: February 10, 2022
    Applicant: KZEN NETWORKS LTD
    Inventors: Tal Arieh BEERY, Ouriel OHAYON, Omer SHLOMOVITS, Gary BENATTAR