some ideas from Corona Virus "Stay at Home" order

[Fairlight]

I would fight that -so- hard.  That information is easily spoofable.
That's like relying on non-PGP-signed emails as 'evidence'.  Prove it
really went down that way, and wasn't forged.

You could download any image from FB or Twitter, re-encode it with
different EXIF information, and provide 'evidence' of anything you like.

https://www.dpreview.com/forums/thread/3229130

See the post by 'apaflo' in that thread, specifically.

m->


On Mon, Mar 23, 2020 at 02:25:11PM -0400, Laura Brody via Filepro-list thus spoke:
> I read an article that said that the police have used the GPS info in
> photos to find people that have a social media account, but are "missing".
> Teens that ran away, etc Once they  know where the photo was taken, they
> have the state and county to start looking for that person. I guess that it
> could also be used in a legal case. What if someone had video or pictures
> that prove something, but when you extract the GPS info, turns out that the
> event was several miles away from what the person claimed. Fraud and
> perjury. And they are busted. I guess that there are other uses too, I just
> can't think of any.
> 
> Laura Brody
> 
> On Mon, Mar 23, 2020 at 1:43 PM Bob Rasmussen via Filepro-list <
> filepro-list at lists.celestial.com> wrote:
> 
> > On the topic of GPS coordinates: what use case can you think of for this?
> > I've been aware of geotagging (an dother EXIF data) in photos and videos
> > for years, and have written code to extract that data from the files, but
> > have not come up with many use cases. Ideas?
> >
> > On Mon, 23 Mar 2020, Richard D. Williams via Filepro-list wrote:
> >
> > > Sometimes I think of some neat things I've done over the years and just
> > feel
> > > like sharing.
> > >
> > > Here are a few: (linux OS)
> > >
> > > Merge PDFs into a single new PDF:
> > > /usr/bin/gs -dBATCH -dNOPAUSE -q -sDEVICE=pdfwrite
> > -sOutputFile=file_new.pdf
> > > file1.pdf file2.pdf
> > >
> > > Extract Pages from a PDF:
> > > i.e. page 1-4
> > > /usr/bin/gs -dBATCH -dNOPAUSE -q -sDEVICE=pdfwrite -dFirstPage=1
> > -dLastPage=4
> > > -sOutputFile=file_new.pdf file1.pdf
> > >
> > > Extract Pages from page # to end:
> > > /usr/bin/gs -dBATCH -dNOPAUSE -q -sDEVICE=pdfwrite -dFirstPage=2
> > > -sOutputFile=file_new.pdf file1.pdf
> > >
> > > Get the numbers of pages in a PDF:
> > > /usr/bin/pdfinfo file1.pdf | grep "Pages:" | sed s/"Pages:"//g | sed s/"
> > "//g
> > > i.e.
> > > 8
> > >
> > > Get the Lat/Long from a JPG image:
> > > exiftool -n -gpslatitude -gpslongitude file2.JPG
> > > i.e.
> > > GPS Latitude                    : 31.4998652777778
> > > GPS Longitude                   : -100.448014444444
> > >
> > > I hope someone finds this useful.
> > >
> > > Be safe out there,
> > >
> > > Richard D. Williams
> > >
> > >
> > >
> > >
> > >
> > > --
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> > Regards,
> > ....Bob Rasmussen,   President,   Rasmussen Software, Inc.
> >
> > personal e-mail: ras at anzio.com
> >   company e-mail: rsi at anzio.com
> >            voice: (US) 503-624-0360 (9:00-6:00 Pacific Time)
> >              fax: (US) 503-624-0760
> >              web: http://www.anzio.com
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> >                   10240 SW Nimbus, Suite L9
> >                   Portland, OR  97223  USA
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