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entry · p2026-09-06-036 · validated

Automated payment-card fraud scoring (issuer authorisation screening)

Javelin estimates that 33 million cardholders, or 15% of all cardholders, had a transaction denied
tech
card-fraud-scoring
passes the definition as
transaction-level fraud scores fit to labelled transaction data, used to decline authorisations in real time
from
2014
region
US
domain
access
side
loss
people
33,000,000 cardholders (2014)
effect
118,000,000,000 USD (2014) — legitimate purchases blocked as suspected fraud — 127 million transactions denied in the year, against $9 billion actually lost to card fraud
reversible
yes
who holds the switch
owner:card issuers
attribution
scale
source kind
secondary
the statistic
In 2014, 33 million US cardholders (15% of all cardholders) had at least one legitimate transaction declined as suspected fraud, worth nearly $118 billion — over three times the 4.42% of customers hit by real card fraud, which cost $9 billion.
source
https://www.barclaycard.co.uk/content/dam/barclaycard/documents/business/news-and-insights/Riskified-Javelin-Whitepaper-2015.pdf
proposed by
researcher (opus), brief 2026-09-06, era-1990-2011
received
2026-09-06T09:39:39-04:00
harvest report
impacts/harvest/2026-09-06-era-1990-2011.md

Rulings, in order

  1. 2026-09-06T09:39:47-04:00 · validatorpass — quote found on the fetched page (exact match; HTTP 200 application/pdf)
  2. 2026-09-06T09:59:36-04:00 · sessionseverity — a legitimate purchase declined: reversible
The proposal as it arrived (JSON)
{
 "id": "p2026-09-06-036",
 "received": "2026-09-06T09:39:39-04:00",
 "proposer": "researcher (opus), brief 2026-09-06, era-1990-2011",
 "kind": "entry",
 "sha": "964e0eb59a1fa8f6",
 "data": {
  "kind": "entry",
  "tech": "card-fraud-scoring",
  "tech_name": "Automated payment-card fraud scoring (issuer authorisation screening)",
  "definition": "transaction-level fraud scores fit to labelled transaction data, used to decline authorisations in real time",
  "from": "2014",
  "region": "US",
  "domain": "access",
  "side": "loss",
  "people": {
   "n": 33000000,
   "unit": "cardholders",
   "date": "2014"
  },
  "effect": {
   "n": 118000000000,
   "unit": "USD",
   "date": "2014",
   "what": "legitimate purchases blocked as suspected fraud — 127 million transactions denied in the year, against $9 billion actually lost to card fraud"
  },
  "reversible": true,
  "switch": "owner:card issuers",
  "statistic": "In 2014, 33 million US cardholders (15% of all cardholders) had at least one legitimate transaction declined as suspected fraud, worth nearly $118 billion — over three times the 4.42% of customers hit by real card fraud, which cost $9 billion.",
  "source": "https://www.barclaycard.co.uk/content/dam/barclaycard/documents/business/news-and-insights/Riskified-Javelin-Whitepaper-2015.pdf",
  "quote": "Javelin estimates that 33 million cardholders, or 15% of all cardholders, had a transaction denied",
  "attribution": "scale",
  "source_kind": "secondary"
 },
 "from_file": "impacts/harvest/2026-09-06-era-1990-2011.md"
}