Online Purchase Autofill Plug-In With Secure Domain Validation

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Solution Overview

Problem

The process of entering transaction details in online purchases is time-consuming, leading to abandoned transactions, and existing systems lack efficient autofill solutions that prioritize security and data analytics for transaction account issuers.

Innovation Solution

An online purchase autofill plug-in that utilizes a browser extension with engines for autofilling transaction data, including a whitelist, fuzzy logic, and machine learning to identify and populate form fields securely, while adapting to different online forms and domains.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual entry of transaction details is used, then data accuracy is maintained, but transaction time increases significantly

Engineering Contradiction:
Improvetransaction completion speedVSAvoidtime spent entering form fields
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by storing transaction account information, address details, and other purchase data in advance. When a user initiates a transaction, the autofill plug-in retrieves and populates form fields automatically using pre-stored data, eliminating the need for manual re-entry and significantly reducing transaction completion time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The autofill plug-in creates and uses copies of user transaction data stored in secure databases. Instead of requiring users to re-enter original information, the system generates accurate copies of address, account, and contact details to populate online forms automatically, maintaining data accuracy while improving transaction speed.

Inventive Principle:
Principle #26Copying

2Productivity

If autofill functionality is implemented, then transaction speed improves, but security risks increase

Engineering Contradiction:
Improvetransaction processing speedVSAvoidtransaction security
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The autofill plug-in acts as a trusted intermediary between the user's stored data and the transaction form. It securely manages authentication credentials and transaction information, controlling what data is exposed to third-party websites. The plug-in uses industry-standard encryption and security protocols to protect user information while enabling fast autofill functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements self-service security measures including automatic detection of secure versus non-secure sites, automated authentication processes, and built-in validation to prevent fraudulent transactions. Users configure security preferences and the system automatically applies appropriate security measures based on the transaction context, maintaining high security standards while enabling rapid processing.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If comprehensive data collection is performed, then targeted advertising capability improves, but user privacy concerns increase

Engineering Contradiction:
Improvetargeted advertising capabilityVSAvoiduser privacy exposure
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system applies different data collection and processing approaches based on the specific context and user preferences. Sensitive information such as full addresses and social security numbers are handled differently from less sensitive data like purchase history and browsing preferences. The plug-in allows users to control which types of data are collected and shared, enabling targeted advertising while protecting user privacy through differentiated data handling.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12450424B2Online purchase autofill plug-in
Publication Date: 2025.10.21 AMERICAN EXPRESS TRAVEL RELATED SERVICES CO INC
  • US12450424B2 patent drawing
  • US12450424B2 patent drawing
  • US12450424B2 patent drawing

AI summary

Disclosed are various embodiments for an online purchase autofill plug-in. Various embodiments can access an electronic form from a domain and then scan the electronic form for a plurality of fields. Various embodiments can receive data from an API engine which can correspond to at least one field of the plurality of fields of the electronic form. Various embodiments can then populate the at least one field in the electronic form using the data from the API engine. In at least some embodiments, the data from the API engine can be account information for a user, which can be used to fill out a payment form.