Re: Verifying the integrity/lineage of a file

2018-09-05 Thread Grant Edwards
On 2018-09-01, Peter Pearson wrote: > Writing your own crypto software is fraught with peril, and that > includes using existing libraries. Writing your own crypto software isn't a problem, and it can be very educational. Just don't _use_ your own crypto software. Howerver, the set of people w

Re: Verifying the integrity/lineage of a file

2018-09-04 Thread Thomas Jollans
On 2018-09-04 16:13, Grant Edwards wrote: > On 2018-09-01, Peter Pearson wrote: > >> Writing your own crypto software is fraught with peril, and that >> includes using existing libraries. > > Writing your own crypto software isn't a problem, and it can be very > educational. > > Just don't _use

Re: Verifying the integrity/lineage of a file

2018-09-04 Thread Abdur-Rahmaan Janhangeer
i think he was referring to a wrapper for a crypto-software Abdur-Rahmaan Janhangeer https://github.com/Abdur-rahmaanJ Mauritius On Sat, 1 Sep 2018, 21:45 Peter Pearson, wrote: > > Writing your own crypto software is fraught with peril, > -- https://mail.python.org/mailman/listinfo/python-list

Re: Verifying the integrity/lineage of a file

2018-09-04 Thread Gregory Ewing
Grant Edwards wrote: Writing your own crypto software isn't a problem, and it can be very educational. Just don't _use_ your own crypto software. Okay, so find a friend who also likes writing crypto software, and use each other's software. Problem solved. :-) -- Greg -- https://mail.python.or

Re: Verifying the integrity/lineage of a file

2018-09-04 Thread Grant Edwards
On 2018-09-01, Peter Pearson wrote: > Writing your own crypto software is fraught with peril, and that > includes using existing libraries. Writing your own crypto software isn't a problem, and it can be very educational. Just don't _use_ your own crypto software. Howerver, the set of people w

Re: Verifying the integrity/lineage of a file

2018-09-01 Thread Peter Pearson
On Fri, 31 Aug 2018 12:51:58 -0600, Malcolm Greene wrote: > Thanks for the replies! I'm going to investigate the use of > python-gnupg which is a Python wrapper for the GPG command line > utility. This library is based on gpg.py written by Andrew Kuchling. > I'm all ears if f anyone has any altern

Re: Verifying the integrity/lineage of a file

2018-08-31 Thread Malcolm Greene
Thanks for the replies! I'm going to investigate the use of python-gnupg [1] which is a Python wrapper for the GPG command line utility. This library is based on gpg.py written by Andrew Kuchling. I'm all ears if f anyone has any alternative recommendations or python-gnupg tips to share. BTW:

Re: Verifying the integrity/lineage of a file

2018-08-31 Thread Peter Pearson
On Fri, 31 Aug 2018 08:36:52 -0600, Malcolm Greene wrote: > I have use case where I need to distribute binary files to customers and > want to provide a way for our customers to verify the > "integrity/lineage" (I know there's a better description, but can't > think of it) of these files, eg. to g

Re: Verifying the integrity/lineage of a file

2018-08-31 Thread Thomas Jollans
On 2018-08-31 16:36, Malcolm Greene wrote: > I have use case where I need to distribute binary files to customers and > want to provide a way for our customers to verify the > "integrity/lineage" (I know there's a better description, but can't > think of it) of these files, eg. to give them the con

Verifying the integrity/lineage of a file

2018-08-31 Thread Malcolm Greene
I have use case where I need to distribute binary files to customers and want to provide a way for our customers to verify the "integrity/lineage" (I know there's a better description, but can't think of it) of these files, eg. to give them the confidence that the files in question are from me and