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Questions tagged [dsa]

13 questions
49
votes
3 answers

How to use openssh sftp command with a RSA/DSA key specified from the command line

The Openssh ssh and scp command provied an -i command line option to specify the path to the RSA/DSA key to be used for authentication. Looking at the sftp man pages I was not able to find a way to specify the RSA/DSA key. I am looking for a way to…
Adi Roiban
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2
votes
2 answers

ssh-keyscan does not reveal DSA ssh-dss key

I am using ssh-keyscan to obtain public keys for a couple of SSH servers. One of my appliances only supports DSA / ssh-dss. ssh-keyscan with the "-t dsa" option is not able to get the public key while the Nmap script ssh-hostkey in fact is able to…
Johannes Weber
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2
votes
1 answer

How to use DSA key pairs instead of RSA

For testing purposes, I would like to enable DSA authentication on my server (let's name it A). If I remove all the key pairs located under /etc/ssh, both RSA and DSA key pairs are generated on sshd restart. The consequence is that, if I try to open…
dounyy
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2
votes
2 answers

How can I tell what auth methods a server supports?

I'm trying to ssh to a box using a dsa key. I'm prompted for my pass-phrase, but then it defaults to using password authentication. Seems like it would do this if the first authentication failed, but there is not mention of this, and I've done this…
cwd
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2
votes
4 answers

Creating a DSA Signature from the Linux command line

I'm looking for a Linux/Unix command-line tool to create a DSA signature from a given file/data and a private key. I know about the xmlsec1 tool. But I would like something simpler. It seems that OpenSSL provides this function as a developer…
mparaz
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1
vote
2 answers

Amazon EC2 - Creating new RSA/DSA Keypair

I'm going to keep this quick. A friend of mine's dev locked him out of his EC2. Now I'm not familiar with Amazon EC2, but I've setup my fair share of keypairs. Note: I will get the PEM/PPK (private key) from the dev, but I'm going to need to…
wesside
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1
vote
2 answers

Enforce sshd key algorithm

In ssh_config I have the HostKeyAlgorithms parameter where I can enforce the use of DSS algorithm for the key, like: HostKeyAlgorithms "ssh-dss" How can I do this in sshd_config (daemon config) in order to enforce that all connections incoming…
Aldebaran
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1
vote
2 answers

Combining Dell MD SAN with HP MSA60 DSA?

Would it be possible to combine a Dell MD SAN with a HP MSA60 DSA, or am I forced to use it with other HP StorageWorks products? The MSA60 spec reads: Storage expansion: Supports 1+3 cascading off single x4 SAS port Host interface: 3 Gb/sec SAS
3molo
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0
votes
0 answers

Problems with the DSA-Signature attribute in windows server 2016

I have problems with the DSA-Signature attribute being updated in the schema naming context (NC schema) when backing up the system state of a domain controller. Windows clients running ADSI applications and scripts query these reference attributes…
Diego Martinez
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0
votes
1 answer

Enabling DSA key authentification for SFTP while still keeping password login as optional (Ubuntu 12.04)

I have a server running Ubuntu 12.04 Server. I want to be able to use SFTP on the command line with a DSA key, so I don't have to type the password into the terminal. Is this possible to do on the same server... i.e I want to SFTP to localhost (to…
BT643
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0
votes
3 answers

can't ssh passwordless - get another user

server 1 which dials into server 2 ssh-keygen -t dsa -b 1024 (no password) scp id_dsa.pub user@server2.com:/home/user/.ssh server2: [~/.ssh]# cat id_dsa.pub >> ./authorized_keys But when I do ssh user@server2.com I…
Tiffany Walker
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0
votes
1 answer

ssh key requires passphrase after viewing it

I'm running a tinycore machine that I store my code on before pushing it to github. This is also the only machine that has port 22 forwarded at home so I have to do the push from this machine due to github using ssh as it's protocol for doing pushes…
Ballistic Buddha
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0
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2 answers

I have the private DSA key in PEM format. What do I do next to access SSH without a password?

I have the private DSA key in PEM format. What do I do next to access SSH without a password? Sample certificate in PEM format: http://ospkibook.sourceforge.net/docs/OSPKI-2.4.7/OSPKI-html/sample-priv-key.htm
uzi
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