EP 4066475 A1 20221005 - BLOCKCHAIN-BASED TRUSTED PLATFORM
Title (en)
BLOCKCHAIN-BASED TRUSTED PLATFORM
Title (de)
BLOCKCHAIN-BASIERTE VERTRAUENSWÜRDIGE PLATTFORM
Title (fr)
PLATEFORME DE CONFIANCE BASÉE SUR UNE CHAÎNE DE BLOCS
Publication
Application
Priority
CN 2020131391 W 20201125
Abstract (en)
[origin: WO2022109847A1] Methods, systems, and apparatus, including computer programs encoded on computer storage media, for maintaining data in a blockchain-based trusted system. One of the methods includes receiving data by a service computer system from a client device. The service computer system sends the data to a blockchain-based trusted system. A credential corresponding to the data is received by the service computer system from the blockchain-based trusted system. The service computer system sends the credential to the client device.
IPC 8 full level
H04L 69/00 (2022.01)
CPC (source: CN EP)
G06F 16/27 (2018.12 - CN); G06F 21/64 (2013.01 - CN EP); H04L 9/0643 (2013.01 - CN); H04L 9/083 (2013.01 - CN); H04L 9/3239 (2013.01 - EP); H04L 9/50 (2022.05 - EP); H04L 63/08 (2013.01 - CN); H04L 63/10 (2013.01 - EP); H04L 67/1097 (2013.01 - CN); H04L 67/60 (2022.05 - CN); H04L 9/50 (2022.05 - CN); H04L 63/0442 (2013.01 - EP); H04L 63/0823 (2013.01 - EP); H04L 63/1466 (2013.01 - EP); H04L 2463/061 (2013.01 - EP); H04L 2463/062 (2013.01 - EP)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2022109847 A1 20220602; CN 113491090 A 20211008; CN 113491090 B 20231114; EP 4066475 A1 20221005; EP 4066475 A4 20221221
DOCDB simple family (application)
CN 2020131391 W 20201125; CN 202080014849 A 20201125; EP 20962738 A 20201125