About this glossary
The payment technology landscape is constantly evolving with new standards, protocols, and approaches emerging regularly. Our glossary provides clear, accurate definitions of the key concepts that power Hellgate's payment orchestration platform, in-car payment solutions, tokenization services, and broader digital commerce capabilities.
ACH (Automated Clearing House)
A network-based funds transfer system that facilitates electronic transfers between bank accounts within the US banking system. In Hellgate's integrated payment ecosystem, ACH transfers provide a cost-effective alternative to card payments for domestic US transactions and select international transfers.
ACH (Automated Clearing House)
A network-based funds transfer system that facilitates electronic transfers between bank accounts within the US banking system. In Hellgate's integrated payment ecosystem, ACH transfers provide a cost-effective alternative to card payments for domestic US transactions and select international transfers.
Acquirer
A financial institution that processes card transactions on behalf of merchants, enabling businesses to accept card payments. Within Hellgate's orchestration platform, acquirer relationships are managed through the Processor API, allowing for seamless multi-acquirer strategies and optimal transaction routing.
Alternative Payment Methods (APMs)
Non-credit/debit card payment options that vary in popularity across different regions and markets. Hellgate's payment orchestration platform supports a comprehensive range of APMs through its extensible architecture, enabling merchants to offer locally preferred payment options in each market they serve.
Authentication
The process of verifying a payer's identity to authorize a transaction, using methods like passwords, biometrics, or multi-factor authentication (MFA).
Authorization
The process where a customer's issuing bank verifies the availability of funds and approves a transaction before it's completed. Hellgate's flow engine manages the authorization process across multiple providers, enabling sophisticated retry logic and fallback strategies to maximize approval rates.
Backup Payment System
A secondary payment processing infrastructure that ensures transaction continuity when primary systems experience outages. Hellgate's orchestration layer provides native support for backup routing, automatically detecting provider failures and rerouting transactions to maintain payment availability.
BIN (Bank Identification Number)
The initial digits of a payment card's primary account number (PAN) that identify the issuing financial institution. Hellgate leverages BIN data for intelligent routing decisions, processor selection, and payment performance optimization across different card types and issuers.
BNPL (Buy Now, Pay Later)
A payment option allowing consumers to make purchases and pay for them in installments rather than upfront. Hellgate's platform supports integration with leading BNPL providers through its extensible processor API, enabling merchants to offer flexible payment options while maintaining a consistent checkout experience.
Capture
The process of transferring authorized funds from a customer's account to the merchant's account. In Hellgate's transaction flow model, capture is handled as a distinct operation that can be automated or triggered manually based on business requirements, supporting both immediate and delayed capture scenarios.
Card on File
A payment method where previously stored card details are used for transactions instead of requiring customers to re-enter information. Hellgate's Token Master service provides secure storage of tokenized payment credentials, enabling card-on-file transactions while minimizing PCI compliance requirements.
Card Vaulting
A secure storage service for customer payment data that uses tokenization to protect sensitive information. Hellgate's PAN Store component provides PCI-DSS Level 1 certified vaulting capabilities, offering merchants enhanced security and independence from payment service provider lock-in.
Chargeback
The reversal of a transaction after a customer successfully disputes a charge. Hellgate's administration portal, Ubersicht, provides comprehensive tools for chargeback management, tracking, and analysis to help merchants minimize financial losses and address underlying issues.
Cross-Border Payments
Transactions that occur between banks, businesses, or individuals operating in different countries. Hellgate's global orchestration capabilities enable merchants to optimize cross-border payments through intelligent and rule-based routing, local acquiring options, and currency management strategies.
CVV (Card Verification Value)
A security feature on payment cards consisting of a 3 or 4-digit code that helps verify the physical possession of the card during online transactions. Hellgate's payment processing handles CVV verification while ensuring this sensitive data is never stored, maintaining PCI compliance.
Digital Wallet
An electronic service that stores payment information and enables users to make transactions through mobile devices or computers. Hellgate integrates with major digital wallet providers like Apple Pay, Google Pay, and PayPal, offering consumers convenient payment options across channels.
Direct Debit
A payment method where funds are automatically collected from a customer's bank account, particularly suitable for variable recurring payments. Hellgate supports direct debit processing across multiple regions, including SEPA in Europe and ACH in the United States.
Dispute
A formal challenge to a transaction initiated by a customer claiming issues such as unauthorized charges or non-delivery of goods. Hellgate's Ubersicht administration portal provides unified tools for tracking and managing disputes across multiple payment processors from a single interface.
EMV
A payment technology standard (developed by Europay, Mastercard, and Visa) that uses chip-based authentication to secure card transactions. Hellgate's platform supports EMV specifications across various payment scenarios, enhancing security and reducing fraud.
Failed Transactions
Payments that are unsuccessful due to various factors such as insufficient funds, data entry errors, or suspected fraud. Hellgate's sophisticated retry logic and analytics help merchants understand failure patterns and implement strategies to recover potentially lost revenue.
Flow Engine
A core component of Hellgate that defines and executes payment processing sequences based on configurable rules and conditions. This enables merchants to implement complex payment strategies without custom code development or system modifications.
Independent Sales Organization (ISO)
A third party that provides merchant services on behalf of acquiring banks. Hellgate's platform can be integrated with ISO-provided services, maintaining consistent payment operations across multiple acquiring relationships.
Interchange Fee
The fee paid to the cardholder's issuing bank from the merchant's acquiring bank for each transaction. Hellgate's analytics capabilities help merchants understand interchange costs and optimize payment routing to achieve the most favorable fee structures.
Issuer
A financial institution that provides payment cards to consumers and authorizes transactions on their behalf. Hellgate's platform interfaces with issuers across all major card schemes, enabling seamless authorization and processing of customer payments.
Know Your Customer (KYC)
The verification process that ensures customers are who they claim to be, helping financial organizations comply with anti-money laundering regulations. Hellgate's platform includes integrations with KYC service providers to facilitate compliant merchant onboarding and operation.
Load Balancing
The distribution of transactions across multiple payment providers based on various criteria such as performance, cost, or contractual obligations. Hellgate's transaction routing engine provides sophisticated load balancing capabilities, optimizing transaction processing across a merchant's provider portfolio.
Merchant Advice Code
Codes returned by card issuers and payment service providers to explain transaction declines. Hellgate normalizes these codes across providers, offering merchants actionable insights and enabling automated retry strategies based on specific decline reasons.
Merchant Category Code
A four-digit code that classifies a business based on the type of goods or services it provides for payment processing.
Micro-Kernel
The core architecture of Hellgate that enables extensibility and customization while maintaining a stable foundation. This design allows merchants to adapt their payment infrastructure to specific business requirements without compromising system integrity.
MOTO (Mail Order, Telephone Order)
Card-not-present transactions where customers provide payment information via phone or email. Hellgate supports MOTO transactions through its payment API, enabling merchants to securely process these orders with appropriate authorization flags.
Network Token
A payment credential issued by card networks that replaces the primary account number (PAN) for enhanced security and improved authorization rates. Hellgate's Token Master service supports network tokenization for major card schemes, providing merchants with higher transaction success rates and reduced fraud exposure.
Open Banking
A framework that allows consumers to share their financial data securely with third-party providers, enabling new payment methods and financial services. Hellgate integrates with open banking providers across multiple regions, supporting account-to-account payments and enhanced financial services.
Orchestration Layer
The middleware component in Hellgate that coordinates all aspects of payment processing, including routing, provider management, and transaction workflows. This layer abstracts the complexity of multiple payment systems into a unified, manageable interface.
P2P Payments (Peer-to-Peer)
Digital transfers between individuals using platforms that require only basic contact information rather than complete banking details. Hellgate's platform can integrate with P2P providers, enabling merchants to leverage these popular payment networks for commercial transactions.
PAN (Primary Account Number)
The unique identifier for a payment card, commonly referred to as the card number. Hellgate's secure tokenization services protect PANs through encryption and tokenization, reducing PCI compliance scope for merchants.
Pay By Link
A payment method that uses a URL or QR code to direct customers to a standalone checkout page. Hellgate's Checkout API supports pay-by-link functionality, enabling merchants to create payment links for various business scenarios including invoicing and social selling.
Payment API
An interface that enables applications to communicate with payment processing systems, defining how developers request payment operations and receive responses. Hellgate provides a comprehensive, well-documented API that abstracts the complexity of multiple payment providers into a consistent integration surface.
Payment Fraud
Unauthorized or deceptive transactions intended to benefit the perpetrator at the expense of merchants or consumers. Hellgate's platform includes advanced fraud detection capabilities and integrations with specialized fraud prevention services to protect merchants from financial losses.
Payment Lifecycle
The complete sequence of steps involved in processing a transaction from initiation to settlement. Hellgate's flow engine manages the entire payment lifecycle across different payment methods, ensuring consistent handling and visibility throughout the process.
Payment Orchestration
A comprehensive approach to payment management that gives merchants complete control over their payment stack by coordinating multiple providers, methods, and workflows. Hellgate's orchestration capabilities enable merchants to optimize for conversion, cost, and reliability while maintaining a single integration point for all payment activities.
Payment Service Provider (PSP)
A company that helps merchants accept various payment methods by providing technical connections, processing services, and additional capabilities such as risk management. Hellgate's processor API allows merchants to integrate multiple PSPs while maintaining a consistent payment operations environment.
Payout
The transfer of funds to users, partners, or vendors, particularly important for marketplaces, gaming platforms, and affiliate programs. Hellgate supports comprehensive payout functionality across multiple payment methods and regions, enabling businesses to manage both incoming and outgoing money flows.
PCI DSS (Payment Card Industry Data Security Standard)
A set of security requirements for organizations that handle card payment information. Hellgate's Token Master service helps merchants reduce PCI scope through tokenization, while its secure infrastructure maintains the highest levels of PCI compliance for handled data.
Processor API
Hellgate's extensible interface for connecting to payment processors and acquirers. This standardized API allows for seamless integration of new payment providers while maintaining consistent payment workflows and operations.
Provider Lock-in
A situation where a merchant becomes dependent on a specific payment provider due to technical integration costs or contractual constraints. Hellgate's platform addresses this challenge by providing a provider-agnostic orchestration layer that allows merchants to easily add, remove, or change payment providers without disrupting business operations.
PSD2 (Payment Services Directive Two)
European Union legislation designed to create a more integrated payments market while enhancing security and consumer protection. Hellgate's platform incorporates PSD2 requirements including Strong Customer Authentication (SCA) and provides tools for managing exemptions and optimizing authentication flows.
Reconciliation
The process of comparing financial records to ensure transaction accuracy across systems. Hellgate's Reconciliation service automates this process across multiple payment providers, ensuring financial accuracy and reducing operational overhead.
Recurring Payments
Regular, scheduled transactions for ongoing services or subscriptions. Hellgate's platform supports sophisticated recurring payment scenarios including variable amounts, flexible scheduling, and retry logic for failed payments.
Rolling Reserve
A risk management approach where payment processors hold a percentage of a merchant's transaction volume for a specified period. Hellgate's platform enhances visibility into reserves across providers and helps merchants manage cash flow implications through unified reporting but also dedicated routing rules.
SCA (Strong Customer Authentication)
A security requirement under PSD2 that mandates multi-factor authentication for many electronic payments. Hellgate implements native 3D Secure support and optimizes authentication flows to balance security requirements with conversion optimization.
Secure Remote Commerce (SRC)
A digital payment solution that allows consumers to store and manage credit cards across multiple merchants. Hellgate supports SRC implementations, enabling merchants to offer these streamlined checkout options to their customers.
SEPA (Single Euro Payments Area)
A payment integration initiative designed to simplify euro-denominated bank transfers across participating countries. Hellgate supports SEPA transactions through its processor extensions, enabling efficient European payment processing.
Settlement
The final stage in the payment lifecycle where funds are transferred to the merchant's account. Hellgate provides comprehensive settlement tracking and reporting across multiple payment providers, giving merchants unified visibility into their financial position.
Token Extensions
Hellgate components that extend the core Token Master functionality to support specialized use cases and integrations. These extensions enable capabilities such as network tokenization, alternative payment method tokenization, and custom security implementations.
Tokenization
A security process where sensitive payment data is replaced with non-sensitive identifiers (tokens) that maintain operational utility without exposing actual account details. Hellgate's Token Master service provides comprehensive tokenization capabilities, enhancing security while enabling seamless payment experiences.
Transaction Routing
The intelligent direction of payment transactions to specific providers based on criteria such as cost, performance, or business rules. Hellgate's rule-based routing engine optimizes transaction processing across a merchant's payment provider portfolio, improving authorization rates and reducing costs.
Two-Factor Authentication (2FA)
A security mechanism requiring two distinct forms of identification before granting access to accounts or authorizing transactions. Hellgate supports various 2FA implementations across payment flows, enhancing security while maintaining user experience.
Ubersicht
Hellgate's comprehensive administration portal that provides monitoring, management, and analytics capabilities across all payment operations. This unified interface enables merchants to gain complete visibility into their payment ecosystem from a single platform.
White Label
A service that allows businesses to rebrand third-party solutions under their own identity. Hellgate's platform can be deployed in white-label configurations, enabling payment service providers and financial institutions to offer sophisticated payment orchestration capabilities under their own brand.
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