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-rw-r--r--ssh.125
1 files changed, 7 insertions, 18 deletions
diff --git a/ssh.1 b/ssh.1
index 936c995..f871ff4 100644
--- a/ssh.1
+++ b/ssh.1
@@ -33,8 +33,8 @@
.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
-.\" $OpenBSD: ssh.1,v 1.438 2023/10/11 23:14:33 djm Exp $
-.Dd $Mdocdate: October 11 2023 $
+.\" $OpenBSD: ssh.1,v 1.442 2024/06/27 21:02:16 jmc Exp $
+.Dd $Mdocdate: June 27 2024 $
.Dt SSH 1
.Os
.Sh NAME
@@ -304,10 +304,9 @@ The default is
.Pa ~/.ssh/id_rsa ,
.Pa ~/.ssh/id_ecdsa ,
.Pa ~/.ssh/id_ecdsa_sk ,
-.Pa ~/.ssh/id_ed25519 ,
-.Pa ~/.ssh/id_ed25519_sk
+.Pa ~/.ssh/id_ed25519
and
-.Pa ~/.ssh/id_dsa .
+.Pa ~/.ssh/id_ed25519_sk .
Identity files may also be specified on
a per-host basis in the configuration file.
It is possible to have multiple
@@ -331,6 +330,7 @@ connection to the jump host described by
and then establishing a TCP forwarding to the ultimate destination from
there.
Multiple jump hops may be specified separated by comma characters.
+IPv6 addresses can be specified by enclosing the address in square brackets.
This is a shortcut to specify a
.Cm ProxyJump
configuration directive.
@@ -928,10 +928,7 @@ key pair for authentication purposes.
The server knows the public key, and only the user knows the private key.
.Nm
implements public key authentication protocol automatically,
-using one of the DSA, ECDSA, Ed25519 or RSA algorithms.
-The HISTORY section of
-.Xr ssl 8
-contains a brief discussion of the DSA and RSA algorithms.
+using one of the ECDSA, Ed25519 or RSA algorithms.
.Pp
The file
.Pa ~/.ssh/authorized_keys
@@ -958,8 +955,6 @@ flag).
The user creates their key pair by running
.Xr ssh-keygen 1 .
This stores the private key in
-.Pa ~/.ssh/id_dsa
-(DSA),
.Pa ~/.ssh/id_ecdsa
(ECDSA),
.Pa ~/.ssh/id_ecdsa_sk
@@ -972,8 +967,6 @@ or
.Pa ~/.ssh/id_rsa
(RSA)
and stores the public key in
-.Pa ~/.ssh/id_dsa.pub
-(DSA),
.Pa ~/.ssh/id_ecdsa.pub
(ECDSA),
.Pa ~/.ssh/id_ecdsa_sk.pub
@@ -1555,7 +1548,7 @@ secret, but the recommended permissions are read/write/execute for the user,
and not accessible by others.
.Pp
.It Pa ~/.ssh/authorized_keys
-Lists the public keys (DSA, ECDSA, Ed25519, RSA)
+Lists the public keys (ECDSA, Ed25519, RSA)
that can be used for logging in as this user.
The format of this file is described in the
.Xr sshd 8
@@ -1575,7 +1568,6 @@ Contains additional definitions for environment variables; see
.Sx ENVIRONMENT ,
above.
.Pp
-.It Pa ~/.ssh/id_dsa
.It Pa ~/.ssh/id_ecdsa
.It Pa ~/.ssh/id_ecdsa_sk
.It Pa ~/.ssh/id_ed25519
@@ -1591,7 +1583,6 @@ It is possible to specify a passphrase when
generating the key which will be used to encrypt the
sensitive part of this file using AES-128.
.Pp
-.It Pa ~/.ssh/id_dsa.pub
.It Pa ~/.ssh/id_ecdsa.pub
.It Pa ~/.ssh/id_ecdsa_sk.pub
.It Pa ~/.ssh/id_ed25519.pub
@@ -1632,8 +1623,6 @@ Systemwide configuration file.
The file format and configuration options are described in
.Xr ssh_config 5 .
.Pp
-.It Pa /etc/ssh/ssh_host_key
-.It Pa /etc/ssh/ssh_host_dsa_key
.It Pa /etc/ssh/ssh_host_ecdsa_key
.It Pa /etc/ssh/ssh_host_ed25519_key
.It Pa /etc/ssh/ssh_host_rsa_key