OpenSSH-5.1P1 の新機能で遊ぶ

openssh 
$ perl -e 'while(){print`ssh-keygen -b 2048 -P "" -f hoge;rm hoge`}'
Generating public/private rsa key pair.
Your identification has been saved in hoge.
Your public key has been saved in hoge.pub.
The key fingerprint is:
85:10:70:e0:1f:31:65:a2:d3:1d:50:24:64:13:70:e5 maty@pc300
The key's randomart image is:
+--[ RSA 2048]----+
|    +=/OB        |
|   . * @ o       |
|    + o E .      |
|     o . .       |
|      . S        |
|                 |
|                 |
|                 |
|                 |
+-----------------+
Generating public/private rsa key pair.
Your identification has been saved in hoge.
Your public key has been saved in hoge.pub.
The key fingerprint is:
70:be:98:49:6c:01:66:39:bf:fd:4b:23:a3:50:27:8e maty@pc300
The key's randomart image is:
+--[ RSA 2048]----+
|    +.           |
|   oo.           |
|     oo .        |
|     ..=         |
|      *oS        |
|     *.*..       |
|    E = +.o      |
|     . . +..     |
|      .   ..     |
+-----------------+
^c

なんか面白い絵になるまで回したいかも(w
でも，

Fingerprint visualisation in is currently disabled by default, as the
algorithm used to generate the random art is still subject to change.

とのことなので暫くは待ちかな．

- OpenSSH
http://www.openssh.org/
- ReleaseNote

http://www.openssh.org/txt/release-5.1
- 日本語翻訳版
http://www.unixuser.org/~haruyama/security/openssh/henkouten/henkouten_5.1.txt