SG11202103517TA - Doubly-encrypted secret parts allowing for assembly of a secret using a subset of the doubly-encrypted secret parts - Google Patents

Doubly-encrypted secret parts allowing for assembly of a secret using a subset of the doubly-encrypted secret parts

Info

Publication number
SG11202103517TA
SG11202103517TA SG11202103517TA SG11202103517TA SG11202103517TA SG 11202103517T A SG11202103517T A SG 11202103517TA SG 11202103517T A SG11202103517T A SG 11202103517TA SG 11202103517T A SG11202103517T A SG 11202103517TA SG 11202103517T A SG11202103517T A SG 11202103517TA
Authority
SG
Singapore
Prior art keywords
doubly
secret
encrypted secret
parts
subset
Prior art date
Application number
SG11202103517TA
Other languages
English (en)
Inventor
Stephen Christensen
Denny Becker
Tron Black
Michael Calcano
Tyler Perkins
Original Assignee
Tzero Ip Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tzero Ip Llc filed Critical Tzero Ip Llc
Publication of SG11202103517TA publication Critical patent/SG11202103517TA/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/602—Providing cryptographic facilities or services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
    • H04L9/3073—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves involving pairings, e.g. identity based encryption [IBE], bilinear mappings or bilinear pairings, e.g. Weil or Tate pairing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H04L9/3239—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • H04L9/3252—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures using DSA or related signature schemes, e.g. elliptic based signatures, ElGamal or Schnorr schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
    • H04L9/3255—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures using group based signatures, e.g. ring or threshold signatures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3297—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving time stamps, e.g. generation of time stamps
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Storage Device Security (AREA)
SG11202103517TA 2018-10-12 2019-10-07 Doubly-encrypted secret parts allowing for assembly of a secret using a subset of the doubly-encrypted secret parts SG11202103517TA (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201862744886P 2018-10-12 2018-10-12
US201962830272P 2019-04-05 2019-04-05
US201962853231P 2019-05-28 2019-05-28
PCT/US2019/055032 WO2020076720A1 (en) 2018-10-12 2019-10-07 Doubly-encrypted secret parts allowing for assembly of a secret using a subset of the doubly-encrypted secret parts

Publications (1)

Publication Number Publication Date
SG11202103517TA true SG11202103517TA (en) 2021-05-28

Family

ID=70159251

Family Applications (2)

Application Number Title Priority Date Filing Date
SG11202103511WA SG11202103511WA (en) 2018-10-12 2019-10-07 Encrypted asset encryption key parts allowing for assembly of an asset encryption key using a subset of the encrypted asset encryption key parts
SG11202103517TA SG11202103517TA (en) 2018-10-12 2019-10-07 Doubly-encrypted secret parts allowing for assembly of a secret using a subset of the doubly-encrypted secret parts

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SG11202103511WA SG11202103511WA (en) 2018-10-12 2019-10-07 Encrypted asset encryption key parts allowing for assembly of an asset encryption key using a subset of the encrypted asset encryption key parts

Country Status (6)

Country Link
US (4) US11601264B2 (ko)
EP (2) EP3864793A4 (ko)
JP (3) JP7384914B2 (ko)
KR (2) KR20210061426A (ko)
SG (2) SG11202103511WA (ko)
WO (2) WO2020076720A1 (ko)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3864793A4 (en) 2018-10-12 2022-08-10 tZERO IP, LLC ENCRYPTED ASSET ENCRYPTION KEY PARTS FOR ASSEMBLING AN ASSET ENCRYPTION KEY USING A SUBSET OF THE ENCRYPTED ASSET ENCRYPTION KEY PARTS
CN113015991A (zh) * 2018-10-19 2021-06-22 贝尔识别有限公司 安全的数字钱包处理系统
CN113994626B (zh) * 2019-05-22 2023-01-17 妙泰公司 具有增强的安全性、弹性和控制的分布式数据存储方法及系统
KR20220016910A (ko) * 2019-06-10 2022-02-10 티제로 아이피, 엘엘씨 암호화된 비밀 공유를 사용한 키 복구
US11233658B2 (en) * 2019-08-14 2022-01-25 OX Labs Inc. Digital transaction signing for multiple client devices using secured encrypted private keys
JP2021118370A (ja) * 2020-01-22 2021-08-10 キオクシア株式会社 メモリシステム、情報処理装置、および情報処理システム
US11563568B2 (en) * 2020-02-27 2023-01-24 Comcast Cable Communications, Llc Scalable content restriction
US11451558B2 (en) * 2020-03-16 2022-09-20 The Boeing Company Information system end user location detection technique
US11398901B2 (en) * 2020-03-26 2022-07-26 Walmart Apollo, Llc Restricted partial key storage
US20220006613A1 (en) * 2020-07-02 2022-01-06 International Business Machines Corporation Secure secret recovery
US11522684B2 (en) 2020-09-24 2022-12-06 Capital One Services, Llc Key rotation service
US11956359B2 (en) * 2021-02-12 2024-04-09 Visa International Service Association Privacy preserving identity data exchange based on hybrid encryption
US11757634B2 (en) * 2021-03-30 2023-09-12 Bank Of America Corporation System for secure client-side cryptographic key retrieval using cryptographic key splitting and wrapping
CN113111396B (zh) * 2021-04-19 2022-09-02 湖北央中巨石信息技术有限公司 一种增强存储媒体安全性的方法及系统及装置及介质
US11748502B2 (en) * 2021-06-10 2023-09-05 Dell Products L.P. System and method of utilizing a system to secure a document
JP6999144B1 (ja) * 2021-06-25 2022-01-18 Ａ・Ｔコミュニケーションズ株式会社 データ管理システム
US20230046237A1 (en) * 2021-08-10 2023-02-16 Motorola Solutions, Inc. Secure communication between different agencies in an incident area
CN114449505B (zh) * 2022-03-08 2022-07-29 芯电智联(北京)科技有限公司 一种nfc标签数据的传输方法、设备和存储介质
CN115842844B (zh) * 2023-02-27 2023-05-30 中关村科学城城市大脑股份有限公司 一种基于区块链的数据处理方法

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6311171B1 (en) 1997-07-11 2001-10-30 Ericsson Inc. Symmetrically-secured electronic communication system
WO2000074298A1 (en) 1999-05-26 2000-12-07 Ascom Hasler Mailing Systems, Inc. Technique for split knowledge backup and recovery of a cryptographic key
US7142676B1 (en) 1999-06-08 2006-11-28 Entrust Limited Method and apparatus for secure communications using third-party key provider
US7003667B1 (en) 1999-10-04 2006-02-21 Canon Kabushiki Kaisha Targeted secure printing
US20020071566A1 (en) 2000-12-11 2002-06-13 Kurn David Michael Computer system employing a split-secret cryptographic key linked to a password-based cryptographic key security scheme
US20030037237A1 (en) 2001-04-09 2003-02-20 Jean-Paul Abgrall Systems and methods for computer device authentication
US7548621B1 (en) 2002-09-26 2009-06-16 Ncr Corporation System and method for securing a base derivation key for use in injection of derived unique key per transaction devices
JP3607700B1 (ja) 2004-04-28 2005-01-05 トラステッドソリューションズ株式会社 バックアップ・リカバリシステム
KR20050104202A (ko) 2004-04-28 2005-11-02 한국에너지기술연구원 히트펌프형 공조시스템 및 그 제어방법
KR100617456B1 (ko) 2004-04-28 2006-08-31 주식회사 니츠 비밀키 관리 기능을 가지는 비밀키 단말장치 및 비밀키관리방법
JP4547233B2 (ja) 2004-10-27 2010-09-22 日本電信電話株式会社 コミュニケーションシステム、コミュニケーション方法およびそのプログラム
US7587045B2 (en) 2005-10-03 2009-09-08 Kabushiki Kaisha Toshiba System and method for securing document transmittal
US8989390B2 (en) 2005-12-12 2015-03-24 Qualcomm Incorporated Certify and split system and method for replacing cryptographic keys
JP2008099058A (ja) * 2006-10-13 2008-04-24 Murata Mach Ltd ネットワークシステム
JP4917453B2 (ja) 2007-02-22 2012-04-18 Ｋｄｄｉ株式会社 閾値秘密分散装置、閾値秘密分散方法、秘密情報復元方法およびプログラム
JP2009103774A (ja) 2007-10-22 2009-05-14 Panasonic Corp 秘密分散システム
US9185109B2 (en) * 2008-10-13 2015-11-10 Microsoft Technology Licensing, Llc Simple protocol for tangible security
JP5497007B2 (ja) 2009-04-03 2014-05-21 パナソニック株式会社 測定装置及び測定装置の制御方法
AU2011235075B2 (en) 2010-03-31 2015-10-01 Security First Corp. Systems and methods for securing data in motion
US9680639B2 (en) 2011-03-31 2017-06-13 Panasonic Intellectual Property Management Co., Ltd. Secret sharing apparatus and secret sharing method that restores secret data from at least two of generated shared data
US20140310527A1 (en) 2011-10-24 2014-10-16 Koninklijke Kpn N.V. Secure Distribution of Content
EP2817916B1 (en) 2012-02-21 2020-06-10 Microchip Technology Incorporated Cryptographic transmission system using key encryption key
JP2014022920A (ja) 2012-07-18 2014-02-03 Nec Corp 電子署名システム、電子署名方法および電子署名プログラム
US8745415B2 (en) 2012-09-26 2014-06-03 Pure Storage, Inc. Multi-drive cooperation to generate an encryption key
US20140229386A1 (en) * 2013-02-13 2014-08-14 Mistral Mobile Secure mobile payments
US9344424B2 (en) * 2013-05-23 2016-05-17 Adobe Systems Incorporated Authorizing access by a third party to a service from a service provider
US10354325B1 (en) 2013-06-28 2019-07-16 Winklevoss Ip, Llc Computer-generated graphical user interface
US9898782B1 (en) * 2013-06-28 2018-02-20 Winklevoss Ip, Llc Systems, methods, and program products for operating exchange traded products holding digital math-based assets
JP2015102692A (ja) 2013-11-25 2015-06-04 キヤノン株式会社 情報処理装置およびその方法
US9602508B1 (en) 2013-12-26 2017-03-21 Lookout, Inc. System and method for performing an action based upon two-party authorization
WO2015135063A1 (en) 2014-03-10 2015-09-17 Xiaoyan Qian System and method for secure deposit and recovery of secret data
US9819656B2 (en) * 2014-05-09 2017-11-14 Sony Interactive Entertainment Inc. Method for secure communication using asymmetric and symmetric encryption over insecure communications
US9667416B1 (en) 2014-12-18 2017-05-30 EMC IP Holding Company LLC Protecting master encryption keys in a distributed computing environment
US9413754B2 (en) * 2014-12-23 2016-08-09 Airwatch Llc Authenticator device facilitating file security
KR101666374B1 (ko) 2015-02-13 2016-10-14 크루셜텍 (주) 사용자 인증서 발급과 사용자 인증을 위한 방법, 장치 및 컴퓨터 프로그램
US9673975B1 (en) 2015-06-26 2017-06-06 EMC IP Holding Company LLC Cryptographic key splitting for offline and online data protection
US10778439B2 (en) * 2015-07-14 2020-09-15 Fmr Llc Seed splitting and firmware extension for secure cryptocurrency key backup, restore, and transaction signing platform apparatuses, methods and systems
US9954680B1 (en) 2015-12-18 2018-04-24 EMC IP Holding Company LLC Secure management of a master encryption key in a split-key based distributed computing environment
US10103885B2 (en) 2016-01-20 2018-10-16 Mastercard International Incorporated Method and system for distributed cryptographic key provisioning and storage via elliptic curve cryptography
US20170222805A1 (en) 2016-02-03 2017-08-03 Cocoon Data Holdings Pty Limited Escrow key fragmentation system
US10333705B2 (en) 2016-04-30 2019-06-25 Civic Technologies, Inc. Methods and apparatus for providing attestation of information using a centralized or distributed ledger
WO2018231832A1 (en) * 2017-06-12 2018-12-20 PokitDok, Inc. System and method for autonomous dynamic person management
US10263775B2 (en) * 2017-06-23 2019-04-16 Microsoft Technology Licensing, Llc Policy-based key recovery
US20190238323A1 (en) * 2018-01-31 2019-08-01 Nutanix, Inc. Key managers for distributed computing systems using key sharing techniques
WO2019178559A1 (en) 2018-03-15 2019-09-19 Medici Ventures, Inc. Splitting encrypted key and encryption key used to encrypt key into key components allowing assembly with subset of key components to decrypt encrypted key
US11050724B2 (en) * 2018-03-22 2021-06-29 Cisco Technology, Inc. IaaS-aided access control for information centric networking with Internet-of-Things
US10917234B2 (en) * 2018-05-03 2021-02-09 International Business Machines Corporation Blockchain for on-chain management of off-chain storage
EP3864793A4 (en) 2018-10-12 2022-08-10 tZERO IP, LLC ENCRYPTED ASSET ENCRYPTION KEY PARTS FOR ASSEMBLING AN ASSET ENCRYPTION KEY USING A SUBSET OF THE ENCRYPTED ASSET ENCRYPTION KEY PARTS

Also Published As

Publication number Publication date
WO2020076720A1 (en) 2020-04-16
KR20210061426A (ko) 2021-05-27
US20240007275A1 (en) 2024-01-04
JP2022508757A (ja) 2022-01-19
SG11202103511WA (en) 2021-05-28
US11444755B2 (en) 2022-09-13
US20200119917A1 (en) 2020-04-16
EP3864793A4 (en) 2022-08-10
EP3864793A1 (en) 2021-08-18
EP3864550A4 (en) 2022-07-06
WO2020076722A1 (en) 2020-04-16
EP3864550A1 (en) 2021-08-18
JP7312892B2 (ja) 2023-07-21
US20200119908A1 (en) 2020-04-16
JP7384914B2 (ja) 2023-11-21
US20220399992A1 (en) 2022-12-15
KR20210066867A (ko) 2021-06-07
US11764951B2 (en) 2023-09-19
JP2022133423A (ja) 2022-09-13
JP7104248B2 (ja) 2022-07-20
US11601264B2 (en) 2023-03-07
JP2022508758A (ja) 2022-01-19

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