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

2012-04-28 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

Re: [cryptography] ��

2012-04-28 Thread James A. Donald
On 2012-04-28 4:05 PM, ianG wrote: the cryptographer's push for AE mode is simply the creation of a more perfect hammer, when our real worries are about the building, not the nail. Well said. Cryptographers have a habit of building a fortress with three entirely impregnable walls and one

Re: [cryptography] ��

2012-04-28 Thread James A. Donald
On 2012-04-29 4:02 AM, Benjamin Kreuter wrote: That is assuming that all messages are the same size, which is not generally the case. If Alice, Bob, Carol, and Dave are users, and Alice sends a 150KB encrypted message, Bob sends a 20KB encrypted message, and then at some random point in the