Aztec Labs relaunches zk.money wallet for private Ethereum transactions
For funds, the pockets replaces lengthy Ethereum addresses with names corresponding to bob.zk.cash. Customers can ship or request funds by sharing a hyperlink, and Aztec Labs mentioned the tags use Ethereum Title Service expertise that resolves wherever ENS CCIP is supported.
zk.cash provides personal transfers with user-held funds
On Ethereum’s public ledger, an deal with can expose its steadiness and transaction historical past to anybody who appears it up. Aztec Labs mentioned zk.cash offers account holders a solution to make funds with out publishing these particulars.
“Onchain transactions between two people shouldn’t imply publishing your monetary historical past to the world,” Joe Andrews, CEO of Aztec Labs, mentioned within the announcement. He described zk.cash as a pockets the place customers retain management of their monetary historical past.
Aztec Labs additionally mentioned individuals can ship funds to zk.cash tags immediately from exchanges on Ethereum. For a U.S. consumer holding crypto on an trade, the characteristic offers a path to a non-public pockets if the trade helps sending the related asset to the tag. The announcement didn’t title taking part exchanges or specify which belongings they help.
In line with the corporate, zk.cash makes use of self-custodial wallets and immutable good contracts, with no privileged administrator position that may transfer or freeze a consumer’s funds. The excellence issues to anybody transferring belongings from an trade account: after the switch, Aztec Labs says management of the funds rests with the pockets holder.
The discharge describes future connections with Ethereum decentralized finance protocols, however it doesn’t announce a particular integration. For now, the acknowledged cost choices are hyperlinks, zk.cash tags, and transfers from Ethereum exchanges.
Aztec Community offers the pockets’s personal transaction layer
The primary zk.cash launched in 2021 and reached greater than 75,000 distinctive wallets, with $100 million in transaction quantity, in line with Aztec Labs. The corporate retired it in 2023 whereas it labored on the infrastructure for a general-purpose personal community. The returning pockets runs on that community somewhat than the unique product’s infrastructure.
In July, crypto.information coated Aztec’s v5 alpha launch, which launched a system for purposes to make use of personal and public information inside the identical Ethereum layer-2 setting. Aztec Labs mentioned the design performs personal computations on a consumer’s system and submits cryptographic proofs for verification with out revealing the underlying transaction particulars.
The v5 launch additionally described how purposes might mix confidential consumer info with public blockchain exercise. Aztec introduced that functionality as a approach for builders to construct personal good contracts, together with purposes that work together with shared monetary providers.
Individually, in Might, the corporate acquired ZKPassport’s id instruments and mentioned its app and code would stay open supply. ZKPassport lets customers show chosen particulars from an id doc with out disclosing the complete doc. Its instruments had been used for sanctions checks throughout Aztec’s December 2025 token sale, in line with the sooner report. Aztec Labs has not introduced a ZKPassport characteristic within the relaunched zk.cash pockets.
Earlier Aztec merchandise confronted separate contract incidents
The relaunch follows safety investigations involving older Aztec merchandise. In June, Aztec Labs investigated a $2 million switch from an immutable contract tied to a discontinued funds product launched in 2021.
On the time, the Aztec Basis mentioned the affected product had no hyperlinks to good contracts for the present Aztec Community or the AZTEC token. Aztec Labs mentioned it held no administrator keys for the previous system and couldn’t pause or improve its contract.
Days earlier, an attacker had drained about $2.1 million from a separate, retired product referred to as Aztec Join, in line with protection of the exploit. Aztec Labs mentioned customers and belongings on the present community had been unaffected by that incident.
Aztec Labs mentioned the 2 exploited contracts belonged to deprecated merchandise and had been separate from the present Aztec Community. The relaunched zk.cash runs on that community and was not affected by both incident.
For the brand new zk.cash, Aztec Labs once more describes the absence of a privileged administrator as a characteristic of its self-custodial design. Customers can attain the pockets via the net interface or a domestically run frontend, whereas the corporate says a cellular app will observe.
