Wallet dossier

Zengo

mpc_thresholdactive

Consumer self-custody mobile wallet using two-party MPC/threshold signatures instead of a traditional single seed phrase or complete private key.

Developer / company: Zengo Ltd.
Origin: —
Launch: 2019
Custody: self_custody
Confidence: high
Last verified: 2026-08-14

Product family

Products

mpc_walletactive

Zengo Crypto Wallet2026-08-14

Consumer mobile MPC wallet using a Personal Share on the user's device and a Remote Share on Zengo servers.

Chronology

Lifecycle timeline

2019

launched

Zengo consumer MPC wallet launched

Product: Zengo Crypto Wallet

Zengo launched its consumer-facing wallet in 2019 using MPC/threshold signing rather than a traditional seed phrase model.

Evidence: 1

2023-08-09

vulnerability_disclosedhigh

BitForge Lindell17 key-exfiltration vulnerability disclosed

Product: Zengo Crypto Wallet

Fireblocks publicly disclosed a Lindell17 implementation vulnerability initially discovered in Zengo that could leak key material across repeated failed signing attempts when an attacker had privileged access. Fireblocks and Zengo state that Zengo mitigated the issue through responsible disclosure and that no Zengo wallets were exploited.

Scope: transaction_signingFunds affected: noAction: noneEvidence: 2

2023-08-10

security_fixhigh

Zengo publicly confirmed BitForge issue was addressed

Product: Zengo Crypto Wallet

Zengo published its response to the BitForge disclosure, stating that its research team worked with Fireblocks and promptly addressed the identified issue and that no Zengo users were impacted. Fireblocks separately confirmed Zengo had mitigated the Lindell17 issue.

Scope: transaction_signingFunds affected: noAction: noneEvidence: 2

Sources