[anonsec] 3401 and highjacking

[Nicolas Williams]

On Mon, Mar 13, 2006 at 02:08:15PM -0500, Sam Hartman wrote:
> The multimedia application also has a number of other special
> requirements.  I think that multimedia streams over cellular networks
> are one of the few cases I've seen where confidentiality without
> integrity may be reasonable.
> 
> Humans will know if an attacker significantly corrupts a voice or
> video stream.  However the cost of lost packets do to corruption of a
> MAC may be unacceptable given radio error rates.

Although authentication can still help at least provide feedback to the
user as to the quality of reception (100% vs. not 100% :)