Voice-Based Secure Token Authentication for Communication Channels
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Solution Overview
Problem
There is a need for a secure way to perform user-based authentication of communication channels.
Innovation Solution
A system using a secure computing application token that generates a secure token based on user voice data attributes and application session data, which is verified against a remote device's authentication string using a cryptographic algorithm to authenticate communication channels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional authentication methods are used, then the authentication process is simple, but security is insufficient
Solution Approach 1:
The patent transforms voice data from analog signals into digital parameters by extracting acoustic features (frequency, amplitude, timbre) and converting them into cryptographic tokens. This parameter transformation enables secure authentication while maintaining user-friendly voice-based interaction, resolving the contradiction between security enhancement and system complexity.
Solution Approach 2:
The patent introduces a cryptographic token as an intermediary between the user's voice biometrics and the authentication verification system. The token generation application converts voice attributes into secure tokens that mediate the authentication process, providing strong security without requiring the receiving system to directly process complex biometric data.
2Measurement precision
If voice data attributes are extracted and processed, then authentication accuracy is improved, but processing time increases
Solution Approach 1:
The patent extracts only the essential acoustic features (frequency, amplitude, timbre) from the complete voice signal, discarding redundant information. This selective extraction maintains authentication accuracy by focusing on discriminative voice characteristics while significantly reducing processing time and computational requirements.
Solution Approach 2:
The token generation application performs preliminary processing of voice data by extracting acoustic features and generating cryptographic tokens before transmission. This preliminary action prepares the data in advance, reducing the processing burden on the receiving system and enabling faster authentication verification.
3Reliability
If cryptographic algorithms are used to generate secure tokens, then security is enhanced, but computational complexity increases
Solution Approach 1:
The patent generates ephemeral cryptographic tokens that are used once for authentication and then discarded. These disposable tokens provide strong security through cryptographic algorithms while requiring minimal computational resources compared to continuous encryption, as each token is a single-use credential that doesn't require complex key management.
Data Source
AI summary
A system is provided for user-initiated authentication of an electronic communication channel using a secure computing application token. In particular, the system may comprise a token generation application installed on an endpoint device of a user, where the application may be configured to perform authentication of communication channels based on receiving user input. Upon receiving a request to establish a secure communication channel from a remote device, the endpoint device may receive a voice sample from the user. Based on the attributes of the voice sample and of the application session, the endpoint device may generate an alphanumeric character string that may serve as a secure token to be verified against a second character string received from the remote device. If a match is detected, the endpoint device may authenticate and generate the communication channel.