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DusuPay API Documentation
  • Introduction
  • Getting Started
    • Registration
    • Error Handling
    • Authentication
    • Merchant Account Credentials
      • Generate Secret Key
      • Regenerate Security Keys
    • Supported Countries/Regions
    • Transaction Limits
    • Sandbox Test Accounts
    • DusuPay Public Keys
  • Utility Functions
    • Balance Inquiry
    • Payment Options
    • Payout Bank Codes
    • Mobile Money Operator Prefixes
    • Handling Notifications/Callbacks
      • Callback Events
    • Transaction Status Verification
  • Funds Collection
    • Getting Started
    • Mobile Money Collection
      • Mobile Money - Direct Charge
      • Mobile Money - Hosted Page
    • NGN Bank Transfers
    • ZAR Bank Collections
    • Card Payments
      • Hosted Payment Page
      • Direct Card Payment (S2S)
  • Payouts/Disbursements
    • Getting Started
    • Mobile Money Payouts
    • Bank Account Transfers
  • Callbacks
    • HMAC Signature Verification
    • RSA Signature Verification
  • Appendix
    • Merchant Account Transfers
    • Availing Payout Funds
    • Sub Account Transfers
    • Funds Settlement
    • Transaction Audit Logs
    • Cross Currency Transactions
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  • Sandbox Public Key
  • Production Public Key
  1. Getting Started

DusuPay Public Keys

This section shares the two public keys used by DusuPay for the two environments (Sandbox and Production). The keys can be copied and stored as files to later be used in transaction processing.

The DusuPay public key serves two critical purposes as briefly described below.

Purpose
Description

RSA Signature Verification

Card details encryption

Sandbox Public Key

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAzg8OSczAV7IYVsb5q7Ke
1ipnVkbL0fQdb8tS+0+JsZFhgZwwQopvuAgtA3XQh8Mlq1ul7iIl99qII8WHD96a
HRg1w8JxHkMP5glCFAIrRp/rRn72W3MC2O0utKiKyihEaW6ObB1eQKzuYfXAP1HO
dTnal+SzBjB2LyMFf4M7eE7Yksa9rdjFvIpfUkWSBlG028AxRrUI5fvem07TMK5i
I3GOv7xH/a3siaT2rQ+dZ83G+k7nCL/jNlekjD7QBPhRCExHGp6CKici74nWPZB+
cbCCObnBYfoJI+5AOwRjvimd8lBc/zBEL4Q5ElUG5UhPuiVMmjiZ4oEzbnIIswFx
ujFNuvqd8W3nv86OuTwUTpDszan1EHjoKY4wJ/wKJg38+3Gtfy0jzuaE0F71kvAy
j6yhM05hm+oybQeWkQFr/G1CiefG3uGHgE07lkU3PegdkRUHCDBhhkjgoaguHzna
Q8ReJDnRPlezncsW9VQyN10vuWIwLaYJvUqEBZdsp7/rIH4P81m6lI0vH2DG9ns0
acFA6hK+uIjzwiEY/n1NfdjRHpvYBSA493NcVbKGZ3yVHsvPvVSxkE/jX+P/0zVZ
DGu2LLv3IQilVElvjhT5qNeFBHG+2E9hS7Cqd+KsxNYpuRlow7NCiAflKx7/AeO2
P2DOy3sG/3E+u3OngnED5rUCAwEAAQ==
-----END PUBLIC KEY-----

Production Public Key

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

We recommend that for each environment you're working with, the key content is copied and stored in your workflow based on how you see fit. In this documentation however, we will assume the content is stored in a file named dusupay.public.key.pem and referenced from there for all described usage.

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Last updated 8 months ago

Callbacks from DusuPay carry a header named rsa-signature and with the public key, the signature can be verified as described to confirm authenticity.

When the merchant opts for the direct card payment option, the public key is used to encrypt the card details as described in this

here
section