Implementation & API Sample Code

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How to generate new Cert/Sandbox certificate after existing one expired

developers
by developers Helper
in Sandbox & Test Data August 2020
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Where can you find the JWE/JWS Developer Guide?

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araggarw
by araggarw New Contributor

The JWE/JWS Developer Guide describes the mechanism which Visa uses to encrypt and decrypt sensitive data. It is available on the Visa Developer Portal (VDP) under the Guide section of the General Ass...

Posted in Implementation & API Sample Code October
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Does systemsTraceAuditNumber need to be unique for a certain period i.e. 24 hours, etc?

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Amika
by Amika Regular Visitor

In MerchantPushPayments POST API, I am aware that systemsTraceAuditNumber is the key data element used to match a response to its request or to match a message to others for a given tra...

Posted in Implementation & API Sample Code June 2023
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2031

Android Keystore Issue on Android

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alexcano
by alexcano Occasional Visitor

When I do debug or submit an app to Google Playstore, they report that the Android Keystore cannot be accessed. Affected OS are above Android 10...

Posted in Implementation & API Sample Code June 2023
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MLE - create decrypt - no key found

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ZyeiCi
by ZyeiCi Regular Visitor

Hi, I am trying to follow the example but I get the following message, I hope you can help me understand what I am doing wrong  Status: 200 Encrypted Response: {"encData":"eyJjdHkiOiJhc...

Posted in Implementation & API Sample Code March 2023
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3249

Contactless payment sdk for andriod and ios

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Jimmy2580
by Jimmy2580 Newbie

Hi Visa,Can you please provide a link to your contactless card for IOS and Android SDK.

Posted in Implementation & API Sample Code March 2023
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