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US 2026/0300461 A1Published application
Ai-resistant captcha using watermarking and explainability
AssigneeCisco Technology, Inc.
InventorsAshish Kundu, Mahesh Viswanathan
Life of this patent
Estimating the term…
Abstract
In one implementation, a device receives a request from a requester to access a resource. The device provides a challenge to the requester to provide information regarding a watermark embedded into an image. The device receives a response from the requester to the challenge. The device controls access to the resource by the requester based on the response.
Claims20
1. A method, comprising:
- receiving, at a device, a request from a requester to access a resource;
- providing, by the device, a challenge to the requester to provide information regarding a watermark embedded into an image;
- receiving, at the device, a response from the requester to the challenge;
- and
- controlling, by the device, access to the resource by the requester based on the response.
2 more elements
An apparatus, comprising:
- one or more network interfaces;
- a processor coupled to the one or more network interfaces and configured to execute one or more processes;
- and
- a memory configured to store a process that is executable by the processor, the process when executed configured to:
- receive a request from a requester to access a resource;
- provide a challenge to the requester to provide information regarding a watermark embedded into an image;
- receive a response from the requester to the challenge;
- and
- control access to the resource by the requester based on the response.
6 more elements
A tangible, non-transitory, computer-readable medium storing program instructions that cause a device to execute a process comprising:
- receiving, at the device, a request from a requester to access a resource;
- providing, by the device, a challenge to the requester to provide information regarding a watermark embedded into an image;
- receiving, at the device, a response from the requester to the challenge;
- and
- controlling, by the device, access to the resource by the requester based on the response.
2 more elements
Dependencies are inferred from the claim text.