"SIGINT tradecraft…is very hands-on (l i terally!)"

stef s at ctrlc.hu
Wed May 14 09:50:35 PDT 2014


On Wed, May 14, 2014 at 09:03:50AM -0700, jim bell wrote:
> I guess I'm still not being clear.  It would be my way of objecting to a court's ordering the telecom company that I might work for (or, one day, that I might own?!?) to present an "electronically-readable" form of the telephone metadata of millions of telephones.  The judge ordered that; my sneaky response would be to generate an "electronically-readable" file, basically a pdf file or a series of same, itself with an image that looks like "captcha" information:  relatively easy for a human to read, but rather difficult for any computer to turn into easily-useable (searchable) information.  In other words, the information would be presented to the NSA, but it would be essentially unuseable without being (first) human-decoded.

assuming this is correct:
http://googleonlinesecurity.blogspot.de/2014/04/street-view-and-recaptcha-technology.html
then googlestreetview tech is better at solving captchas than humans.



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