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authordjm@openbsd.org <djm@openbsd.org>2024-06-17 10:30:29 +0200
committerDamien Miller <djm@mindrot.org>2024-06-17 10:48:29 +0200
commit00eb95957dea5484b2c7c043f7d2bbc87301bef2 (patch)
treeb0e5fec884fca2a2a06f4f70c4116d65f553e4fc /ssh.1
parentupstream: promote connection-closed messages from verbose to info (diff)
downloadopenssh-00eb95957dea5484b2c7c043f7d2bbc87301bef2.tar.xz
openssh-00eb95957dea5484b2c7c043f7d2bbc87301bef2.zip
upstream: disable the DSA signature algorithm by default; ok
markus@ (yes, I know this expands to "the Digitial Signature Algorithm signature algorithm) OpenBSD-Commit-ID: 961ef594e46dd2dcade8dd5721fa565cee79ffed
Diffstat (limited to 'ssh.1')
-rw-r--r--ssh.121
1 files changed, 7 insertions, 14 deletions
diff --git a/ssh.1 b/ssh.1
index 61a154c2a..6b5bb0e07 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 1.440 2024/05/26 20:35:12 naddy Exp $
-.Dd $Mdocdate: May 26 2024 $
+.\" $OpenBSD: ssh.1,v 1.441 2024/06/17 08:30:29 djm Exp $
+.Dd $Mdocdate: June 17 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
@@ -929,10 +928,10 @@ 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.
+using one of the ECDSA, Ed25519 or RSA algorithms.
The HISTORY section of
.Xr ssl 8
-contains a brief discussion of the DSA and RSA algorithms.
+contains a brief discussion of the RSA and ECDSA algorithms.
.Pp
The file
.Pa ~/.ssh/authorized_keys
@@ -959,8 +958,6 @@ 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
@@ -973,8 +970,6 @@ 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
@@ -1556,7 +1551,7 @@ 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
@@ -1576,7 +1571,6 @@ 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
@@ -1592,7 +1586,6 @@ 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