Messaging Recipient Change Detection and Notification
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Solution Overview
Problem
In messaging applications, changes in message recipients within a thread, such as additions or removals, are not always clearly detected, leading to potential leaks of confidential information or confusion regarding intended recipient lists.
Innovation Solution
A method and system that detect added or removed recipients by comparing recipient addresses in new messages to those in the most recent prior message within a thread, providing user notifications to address these changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If recipient addresses are compared between new and prior messages to detect changes, then detection accuracy of added or removed recipients is improved, but system complexity increases due to the need to maintain and compare recipient lists across multiple messages
Solution Approach 1:
The system extracts and stores recipient addresses from the most recent prior message in advance, before the comparison operation occurs. This preliminary preparation of recipient data enables efficient comparison when a new message arrives, reducing the computational complexity during the actual detection process while maintaining high detection accuracy
2Loss of information
If user notifications are provided for recipient changes, then information completeness is improved, but user experience deteriorates due to potential notification fatigue from frequent alerts
Solution Approach 1:
The notification mechanism provides differentiated information quality based on the type of change detected. When recipients are added, the system notifies users with details about the new recipients. When recipients are removed, it notifies with information about who was removed. This localized customization of notification content ensures information completeness while allowing users to filter or prioritize notifications based on their specific needs, reducing notification fatigue
Data Source
AI summary
A method carried out by an electronic device enabled to send and receive electronic messages over a network, including: determining if a new electronic message received by the device is part of a message thread that includes the new message and at least one prior electronic message previously received at the device; and if the new message is determined to be part of a message thread, comparing address information of the new message with address information of the at least one prior electronic message in the message thread to determine if there has been a change in addressed recipients between the new message and the at least one prior electronic message, and if so, providing a notification to a user of the device of the existence of the change.