I fear this solution may suffer easily from the 'apparently separate channels problem'.
I recall some incident where people had bought triple-redundant links from different long-haul providers -- who all used the same underlying fiber. One backhoe did them all in. Similarly, if the client can easily identify which pieces go together, so can a snooper. On Sep 4, 2013, at 12:40 , Patrick Pelletier <[email protected]> wrote: > On 9/4/13 2:14 AM, Brian Trammell wrote: > >> I presume each chunk is (1) encrypted and (2) non-contiguous? Otherwise you >> have the problem that the information density and >> interesting-information-density in most email messages is unevenly >> distributed, and then you only really need some subset of the content to get >> the interesting information out. > > This reminds me a little bit of what Tahoe-LAFS is doing, since they encrypt, > then do erasure coding, and send the pieces out to different servers. The > only difference is that you're doing it with email instead of files. > > On the other hand, if you don't want to encrypt, then you could solve the > information density problem by using an AONT: > > https://en.wikipedia.org/wiki/All-or-nothing_transform > > Then each piece would mean nothing unless you had all the pieces. > > --Patrick > > _______________________________________________ > perpass mailing list > [email protected] > https://www.ietf.org/mailman/listinfo/perpass David Singer Multimedia and Software Standards, Apple Inc. _______________________________________________ perpass mailing list [email protected] https://www.ietf.org/mailman/listinfo/perpass
