01 / Checkout

User enters
card detail

Premium Plan

Monthly subscription

$39.00
Card number
5218 8519 4695 5484
Expiry date
07 / 28
CVC
123
Pay $39.00
02 / 3DS Server - 3ds.io

Corrects data formats, enriches missing fields, masks PAN, send AReq

89%
↑ 8.7%
Authentication success rateIndustry average: 83%
Validation Log
CORRECTEDbrowserLanguage — Normalized to BCP 47en → en-US
CORRECTEDbrowserColorDepth - Out-of-range value normalized999 → 32
CORRECTEDcardExpiryDate2026-09 → 2609
ENRICHEDacctAgeInd→ 03
ENRICHEDchallengeInd→ 02 (SCA)
ENRICHEDnbPurchaseAccount→ 04
MASKEDthreeDSRequestorURL - Proxied via 3ds.io*******
MASKEDacctNumber5218 **** **** ****
Simple API Optimized & Sent · 127ms
03 / Issuer ACS

The bank scores signals and decides which transactions to challenge

75%
↑ 7.2%
Frictionless rateIndustry average: 69%
$39.00
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