Alipay has publicly disavowed any role in enabling cryptocurrency purchases, pushing back one day after a peer-to-peer marketplace said its users could settle stablecoin trades with Chinese yuan through the payment app.

In an October 28 statement, the Ant Group-owned payments provider said it does not authorize virtual currency transactions or related services across its network. “Claims that Alipay enables crypto purchases on third-party platforms are false and unauthorized,” the company said, adding a warning that users should guard their funds and account security when they encounter such offers.

The rebuke followed an October 27 announcement by Peer, which described a marketplace where a buyer sends yuan directly to a seller through…