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#
2FA (Two-Factor Authentication)
3-d secure (3DS)
3-D Secure (3DS1, 3DS2)
3-d secure 2 (3DS2)
A
A/b routing
Account-to-account transfer (A2A)
ACH (Automated Clearing House)
Acqui-hire
Acquirer
Acquirer (Acquiring Bank)
Acquirer reference number (ARN)
Address verification service (AVS)
Address verification service (AVS) code
Adjustment
Aggregation model
AISP (Account Information Service Provider)
Alternative Data
Alternative Investment
Alternative payment method (APM)
AML (Anti-Money Laundering)
Anti-money laundering (AML)
API (Application Programming Interface)
Api key
API Rate Limiting
Api throttling
Application identifier (AID)
Application programming interface (API)
Approval rate
Arbitration
Asset Allocation
AUM (Assets Under Management)
Authorization
Authorization & capture
Automated clearing house (ACH)
Automated reconciliation
Average ticket size
B
B2B Payment (Business-to-Business Payment)
BaaS (Banking-as-a-Service)
Balance reconciliation
Bank identification number (BIN)
Banking
Batch file
Batch identifier
Batch processing
Batch reconciliation
BIC (Bank Identifier Code) / SWIFT Code
Big Data
BitLicense (New York State)
Blacklist
Blended pricing
Blockchain
BNPL (Buy Now, Pay Later)
Broker-Dealer License
Buy now pay later (BNPL)
C
CAC (Customer Acquisition Cost)
Callback url
Capability-based routing
Capture
Card network
Card payment
Card verification value (CVV/CVC)
Card-not-present transaction (CNP)
Card-present transaction
Cart abandonment
Cascade Routing / Failover Routing
Cascading
Cash payment
CASP (Crypto-Asset Service Provider)
CBDC (Central Bank Digital Currency)
CDD (Customer Due Diligence)
CeFi (Centralized Finance)
CEX (Centralized Exchange)
CFT (Combating the Financing of Terrorism)
Charge (sale)
Chargeback
Chargeback ratio
Chargeback reason code
Checkout
Checkout optimization
Circuit Breaker Pattern
Clearing
Client secret
Cloud Computing
Cohort analysis
Compelling evidence
Compliance
Compliance audit
Compliance check
Conglomerate Acquisition
Contactless payment
Conversion rate
Cost-aware routing
Counter-terrorism financing (CTF)
Credit card
Credit Scoring
Cross-border fee
Cross-border payment
Crypto & Virtual Assets
Cryptocurrency
Cryptogram
Currency routing
Customer acquisition cost (CAC)
Customer due diligence (CDD)
Customer Experience (CX)
Customer lifetime value (LTV)
Cvv check
Cybersecurity
D
Daily reconciliation
Data breach
Data normalization
Debit card
Decline code analysis
Decline rate
Decline recovery
DeFi (Decentralized Finance)
Descriptor code
Detokenization
DEX (Decentralized Exchange)
Digital Banking License
Digital Identity
Digital wallet
Digital Wallet (E-Wallet)
Direct debit
Dispute
Dispute flow
Dispute report
Dispute resolution
DLT (Distributed Ledger Technology)
DLT License (Distributed Ledger Technology)
Double taxation
Double taxation agreement (DTA)
Due Diligence
Dynamic 3DS (3-D Secure)
Dynamic currency conversion (DCC)
E
E-commerce transaction
E-money
EAD (Exposure at Default)
ECSP (European Crowdfunding Service Provider) License
EDD (Enhanced Due Diligence)
Embedded checkout
EMI (Electronic Money Institution)
EMI (Electronic Money Institution)
Emv
Emv standard
Encryption
End-to-end encryption (E2EE)
Enhanced due diligence (EDD)
Escrow account
Escrow service
ETF (Exchange-Traded Fund)
Evidence package
Exception handling
F
Factoring
Failover
Fee report
Fintech (Financial Technology)
First chargeback
Flat fee pricing
FMSB (Foreign Money Services Business)
Foreign exchange (FX)
Foreign exchange (FX) fee
Foreign investment tax
Fraud detection
Fraud rate
Fraud score
Fraudulent chargeback
Frictionless flow
Friendly fraud
Full Banking License
Funnel analysis
Fx margin
G
GDPR (General Data Protection Regulation)
General Ledger
Geo routing
GMV (Gross Merchandise Value)
Goods and services tax (GST)
Greylist
Gross payment volume (GPV)
Gross payout
Gross settlement
Gross settlement (marketplace)
Guest checkout
H
Hard decline
Hardware security module (HSM)
High-Frequency Trading (HFT)
Holdback
Horizontal Acquisition
Hosted payment page (HPP)
I
IBAN (International Bank Account Number)
ICO (Initial Coin Offering)
Idempotency
Idempotency key
Import duty
In-app payment
In-store payment
Incident Management
Independent sales organization (ISO)
Infrastructure as a Service (IaaS)
Installment payments
Instant payouts
Institutional Investor
InsurTech
Interchange fee
Interchange++ (IC++)
Investment & Lending
Investment Firm License
Invoice Financing
IPO (Initial Public Offering)
Issuer
Issuer (Issuing Bank)
Issuer authentication
Issuer identification number (IIN)
K
Key management
Know your business (KYB)
Know your customer (KYC)
KYB (Know Your Business)
KYC (Know Your Customer)
L
Ledger (General / Sub-Ledger)
LGD (Loss Given Default)
Localized checkout
LTV (Loan-to-Value Ratio)
M
M&A (Mergers and Acquisitions)
Magnetic stripe
Mail order / telephone order (MOTO)
Marketplace
Marketplace compliance
MCC (Merchant Category Code)
Merchant
Merchant account
Merchant Cash Advance (MCA)
Merchant discount rate (MDR)
Merchant identification number (MID)
Merchant of Record (MoR)
Mergers and Acquisitions (M&A)
MLRO (Money Laundering Reporting Officer)
Mobile pos (MPOS)
Mobile wallet
Money Services (North America / Global)
mPOS (Mobile Point of Sale)
MSB (Money Services Business)
MTL (Money Transmitter License)
Multi-currency payout
N
Near field communication (NFC)
Neobank
Net payout
Net revenue
Net settlement
Net settlement (marketplace)
Network arbitration fee
Network token
NFC (Near Field Communication)
NFT (Non-Fungible Token)
Nostro Account
NPL (Non-Performing Loan)
NRR (Net Revenue Retention)
O
Oauth
Offline authorization
One-click checkout
One-Click Payment
OTP (One-Time Password)
P
P2P Lending (Peer-to-Peer Lending)
P2P Lending License
P2P Payment (Peer-to-Peer Payment)
Pa-dss
PAN (Primary Account Number)
Parametric Insurance
Partial refund
Passive Income
Payback Period
Payment aggregator
Payment descriptor
Payment facilitator (PayFac)
Payment gateway
Payment Institution License
Payment ledger
Payment method
Payment orchestration
Payment page
Payment plugin
Payment service provider (PSP)
Payment token
Payout
Payout cycle
Payout report
Payout schedule
Pci compliance level
Pci dss
PCI DSS (Payment Card Industry Data Security Standard)
Pci security standards council
PD (Probability of Default)
Penetration testing
PEP (Politically Exposed Person)
PI (Payment Institution)
PISP (Payment Initiation Service Provider)
Platform
Platform as a Service (PaaS)
Platform fee
Point of interaction (POI)
Point of sale (POS)
Point-to-point encryption (P2PE)
Politically exposed person (PEP)
Portfolio
Portfolio Rebalancing
POS (Point of Sale)
Pre-arbitration
Predictive Analytics
Prepaid card
Presentment
Pricing model
Primary account number (PAN)
Processing fee
Processor
Processor markup
Production environment
Proof of Stake (PoS)
Proof of Work (PoW)
Provider abstraction layer
Provider health monitoring
Provisioning
Proximity payment
Psd2
PSD2 (Payment Services Directive 2)
PSP (Payment Service Provider)
PSP (Payment Service Provider)
Q
Qr code payment
R
Real-Time Payments (RTP)
Reconciliation
Reconciliation file
Reconciliation identifier
Recurring Payment / Subscription Payment
Refund
RegTech (Regulatory Technology)
Regulatory barrier
Regulatory reporting
Remittance
Remote payment
Reporting dashboard
Representment
Reserve
Reserve account
Rest api
Retail Investor
Retrieval reference number (RRN)
Retry logic
Revenue-Based Financing
Reversal
Risk scoring
Risk-Based Pricing
Risk-based routing
Robo-Advisor License
Roll-up
Roll-ups in Fintech
Rolling reserve
Routing rules engine
S
Safeguarding / Segregated Account
Sanctions screening
Sandbox environment
SAR (Suspicious Activity Report)
SCA (Strong Customer Authentication)
Sca exemption
Scheme fee
Second chargeback
Self-checkout
SEMI (Small Electronic Money Institution)
SEPA (Single Euro Payments Area)
SEPA Credit Transfer (SCT)
SEPA Direct Debit (SDD)
SEPA Instant Credit Transfer (SCT Inst)
Settlement
Settlement currency
Settlement delay
Settlement report
Settlement Window
Single euro payments area (SEPA)
SLA (Service Level Agreement)
Smart Contract
Smart routing
Smart Routing / Intelligent Routing
Soap api
Soft decline
Software as a Service (SaaS)
Software development kit (SDK)
SPAC (Special Purpose Acquisition Company)
Specialized Banking License (Fintech Bank)
SPI (Small Payment Institution)
Split payment
Split settlement
Stablecoin
Stand-in processing
STO (Security Token Offering)
STP (Straight-Through Processing)
Strong customer authentication (SCA)
Sub-Ledger
Sub-merchant
Subscription billing
System trace audit number (STAN)
T
Take rate
Tap to pay
Tax compliance
Tax residency
Tax-Loss Harvesting
Telematics
Terminal identification number (TID)
Throttling
Tiered pricing
Timeout strategy
Tokenization
Tokenization (security)
Transaction identifier
Transaction lifecycle
Transaction log
Transaction monitoring
Treasury management
True fraud
U
Unattended terminal
Underwriting
Unified payment intent
Unit Economics
V
Value added tax (VAT)
VASP (Virtual Asset Service Provider)
Velocity check
Vendor onboarding
Vertical Acquisition
Virtual account
Void
Vostro Account
W
Webhook
Whitelist
Withholding tax
Workflow builder