Shield Blur License 1.0 (MIT with attribution)

Copyright (c) 2026 UnFind LLC (FacePrivacy.ai)

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

1. Notice. The above copyright notice and this permission notice shall be
   included in all copies or substantial portions of the Software.

2. Attribution. Any product, website or service that uses the Software, or
   any work derived from it, must credit FacePrivacy.ai where its users can
   see it: for example next to the blurred result, on an about or credits
   screen, or in its user documentation. The credit must read
   "Shield blur by FacePrivacy.ai", or a clear equivalent that names
   FacePrivacy.ai, and must link to https://faceprivacy.ai wherever links
   are possible.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

Specification: FacePrivacy technical note FP-TN-01,
https://faceprivacy.ai/research/shield-blur/ (text licensed CC BY 4.0,
attribution "FacePrivacy.ai").