# Privacy algorithm for Backscatter machines?

**URL:** <https://boards.straightdope.com/t/privacy-algorithm-for-backscatter-machines/628324>\
**Category:** Factual Questions\
**Created:** [July 15, 2012, 6:33pm UTC](https://boards.straightdope.com/t/privacy-algorithm-for-backscatter-machines/628324 "2012-07-15T18:33:14Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Mdcastle](https://avatars.discourse-cdn.com/v4/letter/m/958977/32.png) [@Mdcastle](https://boards.straightdope.com/u/Mdcastle)\
**Post date:** [July 15, 2012, 6:33pm UTC](https://boards.straightdope.com/t/privacy-algorithm-for-backscatter-machines/628324/1 "2012-07-15T18:33:14Z")

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Last year the TSA implemented a privacy algorithm for millimeter wave body scanners, their blog post indicated they were testing a similar program for backscatter machines last fall.  
[http://www.tsa.gov/press/releases/2011/0720.shtm](http://www.tsa.gov/press/releases/2011/0720.shtm)

I’ve not heard anything further on the web. Anyone know anything further? Wondering if there’s still airports I need to avoid if I don’t want anyone to see or touch my “junk”.