Hướng dẫn và tin tức từ PAYWISE

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Webhook vs redirect: why payment status must come from the webhook, not the success page

The return URL tells the customer what happened; the signed webhook tells your server. Why you should never fulfil an order on the redirect, with code.

11 tháng 10 2026 · 3 phút đọc

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Integrate PAYWISE with Laravel and PHP in 15 minutes

A step-by-step Laravel integration with the PAYWISE PHP SDK: install, configure, create a payment, handle the signed webhook and test in the sandbox.

11 tháng 10 2026 · 4 phút đọc

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Handling expired payments and payments that stay pending too long

How long QRIS and USDT payments stay open, what to do when one expires, why a retry needs a new merchant_reference, and how to handle a late payment.

11 tháng 10 2026 · 4 phút đọc

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Integration troubleshooting: 10 common mistakes and how to fix them

Wrong key, a webhook that never arrives, a signature that never matches: the ten integration problems we see most often, with the error code and the fix for each.

10 tháng 10 2026 · 3 phút đọc

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Moving from per-website secrets to one webhook secret

PAYWISE now signs every webhook with one merchant secret. Websites set up earlier keep their older secret until you switch. Here is how to switch without missing a single webhook.

10 tháng 10 2026 · 2 phút đọc

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Testing your webhook endpoint: a checklist before going live

A webhook that works once is not enough. Use this checklist to make sure your server receives, verifies and processes every PAYWISE webhook, including retries and failures.

10 tháng 10 2026 · 2 phút đọc

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Avoid duplicate payments: how idempotency keeps one order to one payment

Timeouts, double clicks and retries can create two payments for one order. Here is how merchant_reference and the Idempotency-Key header make every PAYWISE request safe to repeat.

07 tháng 10 2026 · 4 phút đọc

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How to protect your payment API keys: 7 practical rules

An API key can create payments and request withdrawals in your name. Here is where to keep it, how to limit it to your own servers, and what to do if it leaks.

07 tháng 10 2026 · 3 phút đọc

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Step by step: how to read PAYWISE API logs for troubleshooting

Every request made with your API keys is logged. Learn what each column means, what the status codes tell you, and how to find the cause of a failed request.

04 tháng 10 2026 · 3 phút đọc

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From API request to settlement: a behind-the-scenes look at PAYWISE

What happens inside PAYWISE between your API call and the money reaching your account: validation, the provider, confirmation, webhooks, settlement and withdrawal.

04 tháng 10 2026 · 3 phút đọc

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Verifying PAYWISE webhook signatures

Every webhook is signed with HMAC-SHA256. Here is how to check the signature in PHP and Node.js, and how to handle retries safely.

03 tháng 10 2026 · 2 phút đọc

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Test everything in the sandbox before going live

Sandbox keys let you create payments, choose whether they are paid, failed or expired, and receive real webhooks, without moving any money.

03 tháng 10 2026 · 2 phút đọc