Changelog

Stay updated with the latest changes in the SDK:

Version v0.7 (2025-05-30)

In addition to the Cramium MPC SDK v0.6 (listed below), v0.7 includes the following features:

  1. Enhanced MPC Client functionality:

    • Added inputPartyInMsg for message input into local party

    • Added localPartyMnemonicKeyGen start a local party thread for mnemonic key generation

    • Added localPartyPaillier start a local party thread for Paillier encryption operations

    • Added newPaillier propose new method for 2-of-3 Paillier process

    • Added newMnemonicKeyGen propose new method for 2-of-3 Keygen process

    • Added registerNewLocalPartyToMpcGroup for party registration

    • Added preparePartyGroupData for preparing group data

    • Added saveInternalIdentityPrivateKey for saving private keys

    • Added localPartySaveExternalPartyIdentityPublicKey for saving external party public keys

Version v0.6 (2025-04-29)

In addition to the Cramium MPC SDK v0.5 (listed below), v0.6 includes the following features:

  1. Enhanced transaction policy management:

    • Added updateWalletAddress to modify labels for whitelisted wallets

    • Added getTransactionLimitPolicy to retrieve current transaction limits

    • Added updateTransactionLimitPolicy to configure global transaction limits

    • Added updateTransactionLimitPolicyForSpecificAddress to set address-specific limits

    • Added getTransactionCurrentUsage to track daily transaction activity

    • Added checkAmountWithPolicy to validate transactions against policy limits

    • Added recordTransactionDailyUsage to track and audit transaction usage

  2. Added User Device Management (UDM) features:

    • Added registerDevice to register new devices

    • Added getLinkDevices to retrieve all linked devices

    • Added getLinkDevice to get details of a specific device

    • Added updateLastOnline to update device's last online status

    • Added updateDeviceName to modify device display name

    • Added removeDevice to unlink devices

    • Added getLinkDevicesHistory to view device linking history

  3. Added Cloud Service integration:

    • Added signIn for user authentication

    • Added isSignedIn to check authentication status

    • Added getUserInfo to retrieve user email

    • Added storeBackupFile to backup files to cloud

    • Added getBackupFile to retrieve backup files from cloud

    • Added deleteBackupFile to remove backup files from cloud

Version v0.5 (2025-03-31)

In addition to the Cramium MPC SDK v0.4 (listed below), v0.5 includes the following features:

  1. Added support for building XRP chain transactions

    • A new function called buildXrpTransaction has been added.

  2. Added support for building TON token transactions

    • A new function called buildJettonTransaction has been added.

  3. Added two more methods for the transaction policy - amount limitation:

    • getTransactionAmountLimit: Gets the amount limit of the current transaction.

    • updateTransactionPolicyLimit: Updates the transaction limit.

  4. Handled expired tokens with an additional method:

    • setAccessToken: Sets a new token using this method.

  5. Enforced passkey authentication before accessing sensitive information such as shards, SEK, etc.

Version v0.4 (2025-02-27)

In addition to the Cramium MPC SDK v0.3 (listed below), the v0.4 has the following features:

  1. Added Ton Chain transaction

    • A new function called buildTonTransaction has been added

  2. Added BTC Chain transaction

    • A new function called buildBtcTransaction has been added

  3. Updated Transaction Policy whitelisted and delay time

    • getCurrentTransactionPolicy is now getCurrentPolicy.

    • addWhitelistedAddresses is now addWalletAddress.

    • removeWhitelistedAddresses is now removeWalletAddress. In addition, the parameter walletAddress has been replaced with walletId.

    • updateTransactionPolicy is now enablePolicy, which takes two parameters: enabled and force.

    • A new function called disablePolicy has been added

  4. Added an API key to the authentication process.

Version v0.3 (2025-01-24)

In addition to the Cramium MPC SDK v0.2 (listed below), the v0.3 has the following features:

  1. Delete MPC group

  2. Transaction Policy

    • Get the current transaction policy for the user

    • Update the transaction policy for the user

    • Add a whitelisted address for the user

    • Remove a whitelisted address for the user

    • Validate an action for the user

Version v0.2 (2025-12-31)

In addition to the Cramium MPC SDK v0.1 (listed below), the v0.2 has the following features:

  1. New Full MPC mode

    • Create a wallet with Full MPC mode.

    • Export the wallet to a secret key.

    • Key derivation.

    • Backup

    • Recovery

  2. Addition to the Mnemonic-compatible MPC mode:

    • Export to Mnemonic Phrase.

  3. For both modes:

    • Independent transaction verification.

    • Supports more chains: Tron and BSC.

    • Compatible with third-party, such as Dapps through WalletConnect.

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