@nexeraid/identity-sdk v1.1.337
NexeraID Identity SDK
- NexeraID Identity SDK, written in TypeScript.
How to install
$ npm install @nexeraid/identity-sdk
First steps
- You need to provide NexeraID Team with the Web App domain and a Webhook
- You need to provide NexeraID with the required rules
- NexeraID Team will provide to you with an API_KEY and a RULE_ID
How to use
Server app
/*
* Get access token
* This has to be done from secured server, to avoid leaking API_KEY
*/
const response = await fetch('https://api.nexera.id/kyc/auth/access-token', {
body: JSON.stringify({ publicAddress }),
headers: {
'Content-Type': 'application/json',
'Authorization': `Bearer ${API_KEY}`
},
method: 'POST'
})
const { accessToken } = await response.json()
/*
* Handle data from webhook
* At the defined webhook endpoint, each time an user shares data with you, data with format
* {
* address: '0x0000000000000000000000000000000000000000',
* data: {
* ...
* }
* }
*/
// Assuming you have this data in some variable named input
const response = await fetch('https://api.nexera.id/compliance/rules/execute', {
body: JSON.stringify({
inputData: input.data,
address: input.address,
policyId: `${POLICY_ID}`,
}),
headers: {
'Content-Type': 'application/json',
'Authorization': `Bearer ${API_KEY}`
},
method: 'POST'
})
/*
* Validation result structure could vary according the required rules defined, but it will
* have the necessary flags that determine whether or not the user meets the requirements.
*/
const validationResult = await response.json()
Web app
Initialize client
// instantiate IdentityClient
const IDENTITY_CLIENT = new IdentityClient({
env:"prod"
});
// or
// default value is prod
const IDENTITY_CLIENT = new IdentityClient();
// configure identity flow callbacks
// mandatory onSignPersonalData callback
IDENTITY_CLIENT.onSignMessage(async (data: string) => {
// make user sign data with wallet, and return result
return await signMessageAsync({message: data})
})
// (optional) Sign a transaction sended to the client, required to retunr the txHash
IDENTITY_CLIENT.onSendTransaction(async (data) => {
return await walletClient?.sendTransaction({
account: data.accountAddress as Address,
to: data.to as Address,
data: data.data as Address,
value: data.value ? parseEther(data.value) : parseEther("0"),
});
});
// build signing message, needed to safety store identity in user's browser, and address should be in lowercase, to allow compatibility cross applications
const signingMessage = IdentityClient.buildSignatureMessage(address)
const signature = await signMessageAsync({message: signingMessage})
// here you need to get access token from your server, which will call our backend as we explained in the Server app section
const accessToken = getAccessTokenFromYourServer(address)
// Initialize iframe (hidden) with ky-app and starts listening for events
await IDENTITY_CLIENT.init({
accessToken: kycAuth.accessToken,
signature: kycAuth.signature,
signingMessage: kycAuth.signingMessage,
})
On Chain Verification Integration
const isAllowed = await IDENTITY_CLIENT.isUserAllowedForEntrypoint(userAddress);
IDENTITY_CLIENT.onVerification((isAllowed) => {
setVerified(isAllowed);
});
Third party integrations
Make sure to run the init flow before this
getStoredCredentials
const credentials = await IDENTITY_CLIENT.getStoredCredentials(
{ type: "getCredentials", data: undefined }, // data will be able to add filters later
);
Note: the following functions follow the iden3comm standard https://0xpolygonid.github.io/tutorials/wallet/wallet-sdk/polygonid-sdk/iden3comm/overview/
auth handles AuthorizationRequestMessage
:
generates a zk-request for the given inputs and
automatically calls verify endpoint
with zk-proof generated with the wallet
import type { AuthorizationRequestMessage } from "@nexeraprotocol/nexera-id-schemas";
const authRequest: AuthorizationRequestMessage = {...}
await IDENTITY_CLIENT.polygonIdRequest(
{ type: "auth", authRequest}
);
credentialRequest ZeroKnowledgeProofRequest
:
generates a zk-request for the given inputs
import type {ZKPRequest} from "@nexeraprotocol/nexera-id-schemas";
const zkpRequest: ZKPRequest = {...}
await IDENTITY_CLIENT.polygonIdRequest(
{type: "zkp", zkpRequest: zkpRequest}
);
credentialOffer handles CredentialOffer object in string format: adds a crdential to the polygon wallet (sent from a third party)
const authRequest:string="{...}"
await IDENTITY_CLIENT.polygonIdRequest(
{ type: "credentialOffer", credentialOfferRequest }
);
Display Verify/management iframe
Make sure to run the init flow before this
// finally, once accessToken, signingMessage and signature ready, IdentityClient flow can be triggered
IDENTITY_CLIENT.startVerification();
IDENTITY_CLIENT.startManagement();
Keep Updated
For the latest changes, see the CHANGELOG.
2 days ago
4 days ago
3 days ago
4 days ago
3 days ago
4 days ago
3 days ago
4 days ago
6 days ago
6 days ago
7 days ago
6 days ago
7 days ago
16 days ago
17 days ago
16 days ago
16 days ago
17 days ago
17 days ago
17 days ago
17 days ago
18 days ago
17 days ago
28 days ago
29 days ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
1 month ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
2 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
3 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
4 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
5 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
6 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
7 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
8 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago
9 months ago