> > option.
>
> Not, however, in OpenSSH.
>
> OpenSSH took out the 'none' cipher both because of the fact that it's
> just a plain bad idea to offer people options like 'Here, use this
> secure encrypted protocol, but disable the security and encryption
> please.' and because of a bug, detailed here:
>
> http://lwn.net/1999/1216/a/ssh-none.html
>
> If you insist on patching this back in in your own tree, look here:
>
> http://www.doc.ic.ac.uk/~epa98/work/patches/openssh/
>
> Though you should remember, IT'S A BAD IDEA.

i use it only with RSA logging and on local network.

i don't need ciphering slowdown when copying with scp files between
computers in my home.

in normal operation i use blowfish cipher.