Learning series 02

Payments

Follow the systems, messages and settlement processes that move money between people, businesses and financial institutions.

Explain it clearly

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01

Payments · 4 min

Clearing vs. Settlement: What’s the Difference?

Two payment steps that sound similar but perform very different jobs.
02

Payments · 4 min

Why Do Payments Move at Different Speeds?

How the design, operating hours and risk controls of a payment rail shape its speed.
03

Payments · 4 min

When Is a Payment Final?

Why approval, funds availability and final settlement are three different moments.
04

Payments · 5 min

What Happens When an ACH Payment Is Returned?

How an ACH return travels back through the network, why return reasons matter and how returns differ from customer disputes.
05

Payments · 5 min

What Happens When a Card Payment Is Declined?

How an issuer evaluates a card authorization request and why a decline does not always mean insufficient funds.
06

Payments · 5 min

How Does a Wire Transfer Recall Work?

Why a bank can request the return of a completed wire but usually cannot simply reverse it.
07

Payments · 6 min

How Payment Reconciliation Finds What Did Not Match

How banks compare payment messages, account entries and settlement records to identify and resolve differences.
08

Payments · 6 min

How Payment Cutoff Times Affect Processing and Settlement

Why the time a bank receives a payment instruction can determine its processing date, settlement window and customer expectation.
09

Payments · 6 min

How Positive Pay Helps Detect Check Fraud

How issued-check data is compared with presented checks, why exceptions require timely decisions and what the control cannot prevent.
010

Payments · 6 min

How Card Settlement Moves Money to a Merchant

What happens after card authorization as transaction records are presented, cleared, funded and reconciled.
011

Payments · 6 min

How Banks Screen Payment Instructions

How banks use payment data, risk rules and human review to identify instructions that may require investigation.
012

Payments · 6 min

How ISO 20022 Changes Payment Messages

How a shared, structured message standard can improve payment data without changing the payment rail itself.
013

Payments · 6 min

How ACH Debit Authorization Works

How permission, payment instructions and network roles connect when an organization collects money from a bank account through ACH.
014

Payments · 6 min

How Remote Deposit Capture Processes a Check

How a check image moves from a customer’s device through bank review, clearing, posting and possible return.
015

Payments · 6 min

How Card Refunds Move Back to Customers

How a merchant-initiated refund travels through card-payment channels and why it differs from a reversal or chargeback.
016

Payments · 6 min

How Card Tokenization Protects Payment Credentials

How payment tokens replace card numbers, move through authorization and reduce the usefulness of compromised credentials.
017

Payments · 7 min

How a Paper Check Clears Through a Mostly Digital System

How a deposited check becomes an image and payment record, reaches the paying bank and is settled or returned.
018

Payments · 7 min

How Correspondent Banks Move a Cross-Border Payment

How payment instructions, correspondent accounts, compliance checks and reconciliation connect banks across countries and currencies.
019

Payments · 7 min

How Same Day ACH Moves Through a Banking Day

How eligible ACH entries move through scheduled submission, clearing, settlement and account posting on the same business day.
020

Payments · 7 min

How Banks Fund Instant Payments Around the Clock

How continuous settlement changes liquidity planning, monitoring and operational readiness for institutions that send instant payments.
021

Payments · 7 min

How Lockbox Processing Handles Business Payments

How a bank collects mailed payments, captures remittance information and helps a business match cash with customer accounts.
022

Payments · 7 min

How Account Validation Supports ACH Debits

How an ACH originator checks new account information, interprets validation results and combines them with authorization and fraud controls.
023

Payments · 7 min

How ACH Reversals Correct Erroneous Entries

How an originator uses a tightly limited ACH reversal to correct a qualifying payment error—and why it is not a general cancellation tool.
024

Payments · 7 min

How Card Preauthorizations Become Final Charges

How an estimated card authorization reserves spending capacity before the merchant submits the completed transaction amount.
025

Payments · 7 min

How Banks Resolve Payment Exceptions

How banks identify, classify, repair and reconcile payment instructions that cannot complete through the normal automated path.
026

Payments · 7 min

How Banks Choose the Right Payment Rail

How transaction purpose, reach, speed, finality, cost, data and risk shape the path a payment takes.
027

Payments · 7 min

How ACH Notifications of Change Update Payment Instructions

How a receiving bank uses a non-monetary ACH message to identify information that should be corrected before a future entry is sent.
028

Payments · 7 min

How a Request for Payment Becomes an Instant Payment

How a structured request reaches a payer, receives approval and leads to a separate instant credit transfer.
029

Payments · 7 min

How Online Bill Pay Sends a Payment

How a scheduled bill-payment instruction is validated, routed, delivered and matched to the customer's obligation.
030

Payments · 7 min

How Fedwire Settles a Bank-to-Bank Payment

How a payment order moves through the Fedwire Funds Service, changes participating banks' Federal Reserve balances and becomes final.
031

Payments · 7 min

How an ACH Credit Moves Between Banks

How an ACH credit travels from an originator through an ODFI and ACH operator to a receiving bank, settlement and final account posting.
032

Payments · 7 min

How Currency Conversion Works in a Card Payment

How transaction currency, billing currency, exchange rates, dynamic currency conversion, fees and refunds shape a cross-border card payment.
033

Card Authentication · 8 min

How 3-D Secure Supports Online Card Authentication

How merchants, card issuers and payment infrastructure exchange risk data, use frictionless or challenge flows and pass authentication results toward authorization.
034

Card Payments · 7 min

How a Contactless Card Payment Works

How a card, phone or wearable exchanges payment data with a nearby terminal before authorization, clearing and settlement continue through the card system.
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