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authorMatt Johnston <matt@ucc.asn.au>2013-11-14 22:14:09 +0800
committerMatt Johnston <matt@ucc.asn.au>2013-11-14 22:14:09 +0800
commit0777e896f131c8e0453a1f402730207f59befd0c (patch)
treea94b6b856460d95cf8d57ec5a7350509aa08304e /dropbear.8
parent7f90231b8fc11102f4c4740beefcdc84c096049d (diff)
docs for ecdsa
Diffstat (limited to 'dropbear.8')
-rw-r--r--dropbear.840
1 files changed, 18 insertions, 22 deletions
diff --git a/dropbear.8 b/dropbear.8
index f1ad576..40e1772 100644
--- a/dropbear.8
+++ b/dropbear.8
@@ -3,10 +3,10 @@
dropbear \- lightweight SSH server
.SH SYNOPSIS
.B dropbear
-[\-FEmwsgjki] [\-b
-.I banner\fR] [\-d
-.I dsskey\fR] [\-r
-.I rsakey\fR] [\-p
+[\-RFEmwsgjki] [\-b
+.I banner\fR]
+[\-r
+.I hostkeyfile\fR] [\-p
.IR [address:]port ]
.SH DESCRIPTION
.B dropbear
@@ -20,24 +20,16 @@ Display the contents of the file
.I banner
before user login (default: none).
.TP
-.B \-d \fIdsskey
-dsskeyfile.
+.B \-r \fIhostkey
Use the contents of the file
-.I dsskey
-for the DSS host key (default: /etc/dropbear/dropbear_dss_host_key).
-Note that
-some SSH implementations
-use the term "DSA" rather than "DSS", they mean the same thing.
+.I hostkey
+for the SSH hostkey.
This file is generated with
-.BR dropbearkey (1).
+.BR dropbearkey (1)
+or automatically with the '-R' option. See "Host Key Files" below.
.TP
-.B \-r \fIrsakey
-rsakeyfile.
-Use the contents of the file
-.I rsakey
-for the rsa host key (default: /etc/dropbear/dropbear_rsa_host_key).
-This file is generated with
-.BR dropbearkey (1).
+.B \-R
+Generate hostkeys automatically
.TP
.B \-F
Don't fork into background.
@@ -143,9 +135,13 @@ key authentication.
Host Key Files
Host key files are read at startup from a standard location, by default
-/etc/dropbear/dropbear_dss_host_key and /etc/dropbear/dropbear_rsa_host_key
-or specified on the commandline with -d or -r. These are of the form generated
-by dropbearkey.
+/etc/dropbear/dropbear_dss_host_key, /etc/dropbear/dropbear_rsa_host_key, and
+/etc/dropbear/dropbear-ecdsa_host_key
+or specified on the commandline with -r. These are of the form generated
+by dropbearkey. The -R option can be used to automatically generate keys
+in the default location - keys will be generated after startup when the first
+connection is established. This had the benefit that the system /dev/urandom
+random number source has a better chance of being securely seeded.
.TP
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