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Encryption Using OSCCA-Published Cryptographic Algorithms Overview Using SDKs Appendix Parent topic: Appendix
Transaction Verification with Homomorphic Encryption (Demo) This section describes how to use the demo for transaction verification with homomorphic encryption. This is a demo only and is not for actual use. Procedure Buy a BCS instance. Select a 4.x.x version (corresponding to Fabric
AK/SK-based authentication: Requests are authenticated by encrypting the request body using an AK/SK pair. Use a public account as the account for issuing the AK/SK. Do not use a personal account. Token-based Authentication The validity period of a token is 24 hours.
Attribute-based Encryption Key Management Initializing an ABE Master Key Updating an ABE Master Key Querying an ABE Master Key Applying for an ABE User Key Authorizing an ABE User Key Querying an ABE User Key Application Decrypting Data with ABE User Keys Parent topic: Trusted Data
Using the Homomorphic Encryption Library This section describes how to use the homomorphic encryption library. Procedure Buy a BCS instance and downloading files. When buying a BCS instance, select ECDSA for Security Mechanism. After the subscription, download the homomorphic encryption
Homomorphic Encryption Overview Using the Homomorphic Encryption Library AHE Lib APIs Chaincode Library APIs IDChaincode Sample Chaincode Sample Application Transaction Verification with Homomorphic Encryption (Demo) Parent topic: Appendix
Periodically back up data (VM internal backup, remote backup, and backup on and off the cloud) to protect data against encrypting ransomware attacks. Parent topic: Service Usage
Periodically back up data (VM internal backup, remote backup, and backup on and off the cloud) to protect data against encrypting ransomware attacks. Parent topic: Service Usage
Decrypting Data with ABE User Keys Function Decrypting Data with ABE User Keys URI POST /v1/datashare/abe-decrypt Request Parameters Table 1 Request body parameters Parameter Mandatory Type Description orgID Yes String Organization ID. channelID Yes String Channel ID. cryptoMethod
