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fawkes/README.md
2020-08-01 12:14:27 -05:00

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Fawkes
------
Fawkes is a privacy protection system developed by researchers at [SANDLab](https://sandlab.cs.uchicago.edu/), University of Chicago. For more information about the project, please refer to our project [webpage](https://sandlab.cs.uchicago.edu/fawkes/). Contact us at fawkes-team@googlegroups.com.
We published an academic paper to summarize our work "[Fawkes: Protecting Personal Privacy against Unauthorized Deep Learning Models](https://www.shawnshan.com/files/publication/fawkes.pdf)" at *USENIX Security 2020*.
NEW! If you would like to use Fawkes to protect your identity, please check out our software and binary implementation on the [website](https://sandlab.cs.uchicago.edu/fawkes/#code).
Copyright
---------
This code is intended only for personal privacy protection or academic research.
We are currently exploring the filing of a provisional patent on the Fawkes algorithm.
Usage
-----
`$ fawkes`
Options:
* `-m`, `--mode` : the tradeoff between privacy and perturbation size. Select from `min`, `low`, `mid`, `high`. The higher the mode is, the more perturbation will add to the image and provide stronger protection.
* `-d`, `--directory` : the directory with images to run protection.
* `-g`, `--gpu` : the GPU id when using GPU for optimization.
* `--batch-size` : number of images to run optimization together. Change to >1 only if you have extremely powerful compute power.
* `--format` : format of the output image (png or jpg).
when --mode is `custom`:
* `--th` : perturbation threshold
* `--max-step` : number of optimization steps to run
* `--lr` : learning rate for the optimization
* `--feature-extractor` : name of the feature extractor to use
* `--separate_target` : whether select separate targets for each faces in the diectory.
### Example
`fawkes -d ./imgs --mode min`
### Tips
- The perturbation generation takes ~60 seconds per image on a CPU machine, and it would be much faster on a GPU machine. Use `batch-size=1` on CPU and `batch-size>1` on GPUs.
- Turn on separate target if the images in the directory belong to different people, otherwise, turn it off.
- Run on GPU. The current Fawkes package and binary does not support GPU. To use GPU, you need to clone this, install the required packages in `setup.py`, and replace tensorflow with tensorflow-gpu. Then you can run Fawkes by `python3 fawkes/protection.py [args]`.
![Obama in different settings](https://sandlab.cs.uchicago.edu/fawkes/files/obama.png)
### How do I know my images are secure?
We are actively working on this. Python scripts that can test the protection effectiveness will be ready shortly.
Quick Installation
------------------
Install from [PyPI](https://pypi.org/project/fawkes/):
```
pip install fawkes
```
If you don't have root privilege, please try to install on user namespace: `pip install --user fawkes`.
Contribute to Fawkes
--------------------
If you would like to contribute to make Fawkes software better, please checkout our [project list](https://github.com/Shawn-Shan/fawkes/projects/1) which contains our TODOs. If you are confident in helping, please open a pull requests and explain the plans for your changes. We will try our best to approve asap, and once approved, you can work on it.
### Citation
```
@inproceedings{shan2020fawkes,
title={Fawkes: Protecting Personal Privacy against Unauthorized Deep Learning Models},
author={Shan, Shawn and Wenger, Emily and Zhang, Jiayun and Li, Huiying and Zheng, Haitao and Zhao, Ben Y},
booktitle="Proc. of USENIX Security",
year={2020}
}
```