some ideas from Corona Virus "Stay at Home" order

[Fairlight]

I don't see how that hardens it.  If you forge someone's signature, then
lock the document you just signed their name to in a safe, it doesn't
make the document any more valid.

Until/unless they implement something like blockchain for photos, it's
going to be an issue of trustworthiness.

m->


On Mon, Mar 23, 2020 at 01:43:42PM -0700, Bob Rasmussen via Filepro-list thus spoke:
> Insurance photos is something I have thought about. Maybe for damage to a
> car.  Maybe before and after photos. Meaning you might need to verify
> geolocation and also date/time the photo was taken. Maybe even the direction
> the camera was pointing.
> 
> To "harden" the proof, you could embed the JPG photo (containing the GEOTAG,
> etc.) inside a PDF, which can then be certified (tied to a certificated
> individidual, tied to a validated date/time clock, encrypted, and password
> protected. When a certificate is applied to a PDF, that process hashes the
> entire PDF, so that contents within can not be changed. I think this could
> prove when and where the the picture was taken. I'm not sure what the
> mechanism could be for validating the date/time clock.
> 
> On Mon, 23 Mar 2020, Bruce Easton via Filepro-list wrote:
> 
> > One might be extracting that info from photos for insurance purposes
> > (i.e, homeowner's).  I think underwriters want to store the geotagging
> > info and not just store info like "more than five miles from the
> > ocean".  (Of course, I would think that info would be more readily
> > available from something other than a photo.)
> > 
> > On 3/23/20 1:41 PM, Bob Rasmussen via Filepro-list 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
> > >  street address: Rasmussen Software, Inc.
> > >                  10240 SW Nimbus, Suite L9
> > >                  Portland, OR  97223  USA
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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
>  street address: Rasmussen Software, Inc.
>                  10240 SW Nimbus, Suite L9
>                  Portland, OR  97223  USA
> _______________________________________________
> Filepro-list mailing list
> Filepro-list at lists.celestial.com
> Subscribe/Unsubscribe/Subscription Changes
> http://mailman.celestial.com/mailman/listinfo/filepro-list
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