Blockstream Enterprise Custody SDK
RecipesWallets

Wallet Types

How to choose between SingleSig, K-of-N multisig, and AMP wallets based on security, operational complexity, and tokenization needs.

Use this page to choose the wallet model that matches your operating requirements.

Wallet types at a glance

TypeValueNetworksBest when you need
SingleSigsingle_sigBitcoin, LiquidLowest setup complexity and one active signer
K-of-N Multisigkofn_multisigBitcoin, LiquidShared control across multiple signers
AMPampLiquid onlyTokenization, confidential transfers, and transfer restrictions

Decision criteria

Choose based on these questions:

  1. Do you need tokenization or transfer restrictions?
  2. Do you need one signer or shared approval?
  3. How much operational complexity can your team support?
  4. Do you need Liquid-specific privacy and settlement behavior?

Practical selection guide

NeedBest fitWhy
Simple BTC custodySingleSigSmallest operational footprint
Shared treasury controlK-of-N MultisigSplits signing authority across multiple parties
Tokenized assets on LiquidAMPAMP is the purpose-built wallet type for that workflow
Confidential settlement without asset restrictionsSingleSig on Liquid or K-of-N on LiquidLiquid gives privacy without requiring AMP
Compliance-driven asset governanceAMPAdds server co-signing and restriction support

Security and usability trade-offs

TypeSecurity modelOperational complexityTypical use case
SingleSigOne signer controls spendingLowSmall operational wallet or test setup
K-of-N MultisigMultiple signers share controlMedium to highTreasury, governance, high-value custody
AMPUser plus server co-signingMediumTokenized assets and restricted transfers

Which wallet schema should you choose?

  • Choose single_sig when you want the simplest request shape and one controlling signer
  • Choose kofn_multisig when your risk model requires several independent approvals
  • Choose amp when your workflow depends on Liquid asset issuance, transfer restrictions, or AMP policy controls

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