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Diff for /src/usr.bin/ssh/ssh-keygen.1 between version 1.129 and 1.130

version 1.129, 2015/11/13 04:34:15 version 1.130, 2016/02/17 07:38:19
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 generates, manages and converts authentication keys for  generates, manages and converts authentication keys for
 .Xr ssh 1 .  .Xr ssh 1 .
 .Nm  .Nm
 can create RSA keys for use by SSH protocol version 1 and  can create keys for use by SSH protocol versions 1 and 2.
 DSA, ECDSA, Ed25519 or RSA keys for use by SSH protocol version 2.  Protocol 1 should not be used
   and is only offered to support legacy devices.
   It suffers from a number of cryptographic weaknesses
   and doesn't support many of the advanced features available for protocol 2.
   .Pp
 The type of key to be generated is specified with the  The type of key to be generated is specified with the
 .Fl t  .Fl t
 option.  option.
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 .It Fl o  .It Fl o
 Causes  Causes
 .Nm  .Nm
 to save SSH protocol 2 private keys using the new OpenSSH format rather than  to save private keys using the new OpenSSH format rather than
 the more compatible PEM format.  the more compatible PEM format.
 The new format has increased resistance to brute-force password cracking  The new format has increased resistance to brute-force password cracking
 but is not supported by versions of OpenSSH prior to 6.5.  but is not supported by versions of OpenSSH prior to 6.5.
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