代幣化支付
使用 Cardflo 的代幣化支付保護敏感持卡人數據並簡化 PCI 合規性。 通過將實際卡號替換為獨特的、非敏感的代幣，您可以安全地處理交易，而無需存儲原始卡數據。
這縮小了您的 PCI DSS 範圍並增強了數據安全性。
- 類別
- 安全
- 功能數
- 10
- 適用於
- 所有方案
概覽
Tokenisation is a security process that substitutes sensitive primary account numbers (PANs) with non-sensitive digital identifiers known as tokens. Within the payment stack, this mechanism typically occurs at the gateway or psp level, ensuring that raw cardholder data is not stored on the merchant server.
By decoupling the transaction identifier from the original financial credentials, businesses can reduce their pci-dss compliance scope to simpler self-assessment questionnaires. These tokens can be restricted to specific merchants, device types, or transaction classes, providing a granular layer of control that regular pan data lacks.
When a transaction is initiated, the token is transmitted to the vault where the corresponding pan is retrieved for authorisation with the acquirer and issuer.
This architecture ensures that even in the event of a database breach, the captured data remains useless to unauthorised parties, as the tokens cannot be reverse-engineered to reveal the original card details.
運作方式
Data capture and vaulting
When a customer enters their card details during checkout, the sensitive data is sent directly to a secure vault. The system validates the credentials and stores the pan behind multiple layers of encryption.
A randomly generated alphanumeric string, or token, is created to represent this specific card record for all future processing.
Token issuance and mapping
The vault returns the token to the merchant or orchestrator, who stores it in their database instead of the raw card number.
This token acts as a pointer, allowing the business to reference the payment method for recurring billing or one-click purchases without handling prohibited sensitive authentication data directly.
Authorisation and routing
For subsequent transactions, the merchant sends the token to the payment gateway. The gateway or vault provider swaps the token for the original pan and forwards the request to the acquirer.
The issuer then authorises the transaction based on the decrypted credentials, maintaining standard authorisation flows without compromising security.
Token lifecycle management
Tokens can be updated, suspended, or deleted without affecting the underlying card account. If a merchant-specific token is compromised, it cannot be used at other businesses.
Furthermore, account updater services can refresh the vaulted pan data while keeping the merchant-held token static, ensuring continuous billing cycles.
為何重要
Reduced regulatory scope
Storing raw card data places a significant burden on a business, requiring rigorous pci-dss audits and expensive security infrastructure. Tokenisation moves the sensitive data storage to a specialised third party, allowing the merchant to qualify for reduced compliance requirements.
This lowers the operational costs associated with annual security assessments and minimises the internal technical overhead needed to maintain an authorised environment.
Enhanced data breach resilience
If a merchant database is compromised, traditional card data is immediately exploitable for fraudulent transactions. Tokens, however, are architecturally distinct and typically restricted to the specific merchant who requested them.
A stolen token is valueless to a secondary party because the payment processor will only honour the token when presented by the authorised merchant, effectively neutralising the impact of data theft on cardholders.
Customer friction reduction
Modern commerce relies on returning customer convenience, such as one-click checkouts and subscription models. Tokenisation facilitates these experiences by allowing merchants to store a representative identifier of the payment method safely.
This eliminates the need for the customer to re-enter their card details for each purchase, which is proven to reduce cart abandonment rates and support higher customer lifetime value through simplified renewals.
應用案例
Subscription and recurring billing
SaaS providers and subscription services use tokens to initiate scheduled merchant initiated transactions. This ensures payment continuity without storing sensitive pans on their own servers, allowing for automated monthly billing cycles.
One-click e-commerce checkout
Retailers store tokens to enable returning customers to complete purchases quickly. By referencing a previously used card through its token, the checkout process involves fewer fields, reducing friction on mobile and desktop platforms alike.
Omnichannel retail environments
Merchants operating both physical and online stores use tokenisation to track customer behaviour across channels. A single token can represent a customer identity, allowing for unified refunds and loyalty programme integration regardless of the point of sale.
Marketplace payment distribution
Platforms facilitating payments between buyers and sellers use tokens to manage complex fund flows. This allows the platform to hold payment credentials for the buyer and authorise payouts to multiple sellers without ever exposing raw pan data.
數據概覽
Typical reduction in the number of security controls a merchant must manage when adopting a vault-based tokenisation strategy compared to storing raw pan data.
Observed industry ranges for authorisation improvements when using network tokens, as issuers often place higher trust in these secured credentials.
The relative financial impact of a database breach when only tokens are exposed, as the lack of usable card data prevents direct fraudulent losses and related liability.
相關術語
Talk to our team about a live rollout on your acquiring stack.
What you get with 代幣化支付
- 用獨特的、非敏感的代幣替換實際卡號
- 減輕 PCI DSS 合規負擔和審計複雜性
- 通過從不洩露原始卡數據來防止數據洩露
- 啟用安全的一鍵結帳和循環支付
- 即使代幣被洩露也能保持支付連續性
- 促進安全存儲客戶支付資料
- Provide a secure method for processing refunds and partial captures using historical token references.
- Secure customer payment profiles for use across multiple platforms and various digital sales channels.
- Maintain high authorisation rates by ensuring tokens remain synchronised with the underlying issuer data.
- Reduce the risk of heavy fines and reputational damage resulting from potential data breaches.
A short scoping call, then a written plan for your MIDs.
Questions about 代幣化支付
什麼是代幣化支付？
代幣化支付涉及將客戶的主賬戶號碼 (PAN) 替換為獨特的加密代幣。 然後，此代幣用於處理交易，這意味著商戶從不直接存儲或傳輸實際的敏感卡數據。
代幣化支付如何增強安全性？
代幣化支付通過從商戶環境中移除敏感卡數據來增強安全性。 如果發生數據洩露，只會暴露非敏感代幣，使其對欺詐者無用，從而保護客戶的財務信息。
代幣化支付會影響交易處理速度嗎？
不會，代幣化支付不會對交易處理速度產生負面影響。 代幣化和去代幣化過程在後台快速發生，確保支付授權時間與非代幣化交易保持一致。
Will using tokens affect my transaction authorisation rates?
In most cases, tokenisation has a neutral or positive effect on authorisation rates. When using network tokens, which are issued by the card schemes like visa or mastercard, issuers can see that the transaction is backed by a secure credential.
This often leads to higher trust scores and fewer false declines compared to traditional pans, which may be flagged if the stored data is outdated or if the transaction looks suspicious.
Is a token the same as a digital wallet token like Apple Pay?
While both use the concept of tokenisation, they serve different purposes. Digital wallets use network tokens that are stored on a device and are specific to the hardware.
Merchant tokens, or vault tokens, are generated by a gateway or psp to be stored in a merchant's database for recurring use.
Both methods aim to protect the pan, but the merchant token is designed for server-side persistence whereas the wallet token is designed for consumer-side transaction security.
What happens to the tokens if I change my payment service provider?
This depends on whether you use a provider-specific vault or an independent vault. If the tokens are proprietary to a single psp, migrating them to a new provider can be complex and requires a secure data export and import process.
Using an independent tokenisation service or an orchestration layer can provide greater flexibility, allowing you to move between different acquirers and gateways without needing to re-tokenise your entire customer database.
Does tokenisation work with international payment methods and apms?
Tokenisation is predominantly used for credit and debit card schemes, but the concept is increasingly being applied to alternative payment methods (apms) and open banking.
Many modern gateways provide the ability to tokenise direct debit mandates or digital wallet identifiers, allowing for a consistent management experience across various payment types within the merchant's customer profile system.