Re: [cryptography] “On the limits of the use cases for authenticated encryption”

2012-04-27 Thread ianG
On 26/04/12 04:47 AM, Zooko Wilcox-O'Hearn wrote: https://plus.google.com/108313527900507320366/posts/cMng6kChAAW *“On the limits of the use cases for authenticated encryption**”* *What is authenticated encryption?* “Authenticated Encryption” is an abstraction that is getting a lot of attent

Re: [cryptography] “On the limits of the use cases for authenticated encryption”

2012-04-25 Thread Nico Williams
I think Tahoe-LAFS is the exception to any rule that one should use AE, and really, the very rare exception. Not the only exception, though this type of application might be the only exception we want. A ZFS-like COW filesystem with Merkle hash trees should have requirements similar to Tahoe's, s

[cryptography] “On the limits of the use cases for authenticated encryption”

2012-04-25 Thread Zooko Wilcox-O'Hearn
Folks: I posted this on Google+, which I'm effectively using as a blog: https://plus.google.com/108313527900507320366/posts/cMng6kChAAW I'll paste the content of my essay below. It elicited some keen observations from Nikita Borisov in the comments on G+, but I guess you'll have to actually load