AES128 or AES256 by default?

[Nikos Mavrogiannopoulos]

Simon Josefsson wrote:
> There is a debian bug:
> 
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=476441
> 
> Which asks that we make AES-256 the default preferred cipher.  Right now
> AES-128 is the default preferred cipher.  Of course, today AES-256 is
> supported as well (it is the second preferred default cipher).
> 
> What do people think here?

I also see no reason. Increasing the key size from 128bits to 256bits,
does not offer any additional security (given of course that AES is not
broken in other ways).