| name | tw-ecom-payment-ecpay |
| description | Integrate 綠界 (ECPay) for Taiwan e-commerce — credit card, ATM, CVS 代碼, 超商取貨付款, and CheckMacValue signature. Use when ECPay is the chosen PSP, setting up logistics-payment combined flows (超取+COD), computing or verifying CheckMacValue, or handling ECPay callbacks. Do NOT use for gateway selection or comparison (see tw-payment-integration). Do NOT use for non-ECPay providers. STATUS: SKELETON — body pending. |
| metadata | {"category":"WP-05 台灣創業","domain":"ecommerce-tw","layer":"payment","related_mcps":["mcp-ecpay"],"related_skills":["tw-payment-integration","tw-ecom-payment-newebpay","tw-ecom-logistics-cvs"],"last_verified":"2026-04","status":"skeleton","tags":["taiwan","payment","ecpay","fintech"]} |
ECPay (綠界) Integration
STATUS: SKELETON — body pending.
When to use this skill
- Integrating ECPay for credit card / ATM / CVS 代碼 / 超商取貨付款
- Combining ECPay logistics + payment in one flow
- Computing / verifying CheckMacValue signatures
- Handling ECPay callback webhooks
- Reconciliation with ECPay merchant portal
Do NOT use when
- Non-ECPay provider → specific skill for that provider
- Pure logistics (no payment) →
tw-ecom-logistics-cvs
Core concepts
TODO: ECPay positioning, CheckMacValue signature, the 超取+COD combined model.
Decision tree
TODO: when ECPay's combined flow beats separating payment vs shipping.
Implementation guidance
TODO: merchant setup, first txn, COD-at-pickup reconciliation.
Gotchas
TODO: 5-6 pitfalls (CheckMacValue param ordering / URL encoding gotchas, COD settlement offset, 超取 failure refund flow, cross-sandbox credential leakage, 境外 card compatibility).
IRON LAW
TODO.
Output Format
TODO.
Related
tw-payment-integrationtw-ecom-logistics-cvs
Last verified: 2026-04
