Deeplink Parameters
Parameters
| Parameter | Value | Description |
|---|---|---|
deep_link_value | exchange_auth | Fixed value |
af_sub1 | code | Short-lived, one-time |
af_sub2 | state | Random string for anti-replay |
af_sub3 | slug | Integration identifier |
pid / c | — | Optional attribution parameters |
Example
https://link.cryptopass.com/XXXX?deep_link_value=exchange_auth&af_sub1=CODE123&af_sub2=STATE123&af_sub3=myexchange&pid=myexchange&c=exchange_campaignImportant: code and state must be one-time and have a short TTL. Show the deeplink only if the wallet is non-custodial and not registered in SumSub.