Questions tagged [ssh-keygen]
The ssh-keygen tag has no summary.
93 questions
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ssh-keygen 9.9p1 created PKCS#1 encrypted RSA private key fails to use available 3DES encryption - uses aes-128-cbc instead
I'm trying to import an RSA key pair onto an older version of Cisco IOS (16.6.4). That old version seems to only accept PEM-encoded private keys that are encrypted with DES or 3DES. At least, those ...
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How to automate key distribution prior to Ansible being deployed?
How do admins typically distribute Ansible .pub keys to clients in an early environment? Do they just script that can run ssh-copy-id to multiple machines?
I've looked at other forums and users said ...
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How to Set Up SSH Passwordless Login for SELF
I have a situation where a program requires to open an additional SSH login session to its own SERVER.
For example - I have a server with IP 10.100.1.100 and when I run the said script it tries to ssh ...
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Prevent `ssh-keygen -R` from creating a backup file
I have an automated process that regularly SSHes to about 120 different machines over a VPN. Occasionally these machines switch IP addresses and use addresses that were previously used by different ...
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Why git authentications works through SSH keys?
Question in the title, but let me detail more. Excluding the ID/Password method on git CLI, we generate a SSH key and add the public key to the remote server. Why don't we have SSH-less public-key ...
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Generating SSH key (ed25519-sk) with FIDO2 token fails with error "Key enrollment failed: requested feature not supported"
I am trying to generate SSH key using FIDO2 HW token (GoTrust Idem Key, USB-A) connected with command:
ssh-keygen -O no-touch-required -t ed25519-sk -vvv
and it fails with following error:
Generating ...
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SSH key based login not working
I am trying to setup SSH key based login from server A to server B.
I ran ssh-keygen on server A and used ssh-copy-id to copy the id_rsa.pub to server B.
When I try to ssh user@serverB from server A, ...
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ssh-keyscan: How confirm that the public keys asked and received are really authentic?
In the server exists in the /etc/ssh/ directory files such as:
ssh_hosts_rsa_key.pub
ssh_hosts_ecdsa_key.pub
ssh_hosts_ed25519_key.pub
They contain the public keys according with a key type, such as ...
- 2,196
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How do I extract fingerprints from .ssh/known_hosts? but filtering for a specific key type
I read this question:
How do I extract fingerprints from .ssh/known_hosts?
The answer is valid, so I tried some variations:
ssh-keygen -lf ~/.ssh/known_hosts -F 192.168.1.X
ssh-keygen ...
- 2,196
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SSH public key will not send to server
I have read through a number of sites to no avail. So I need to see if someone else can see what I am doing wrong.
I am using ubuntu 18. Here is ssh -v output:
debug1: Found key in /home/leithner/....
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How to generate keys after creating user with adduser --disabled-password
On a remote server I want to create a normal user and ONLY allow access via a key but I do NOT want to create the account with a password first and then disable password access later. In my admin ...
- 197
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Convert RSA pair to pem filezilla compatible key on linux
I have a pair of keys generated using: ssh-keygen -t rsa -b 4096 -f ~/.ssh/keys/my_key -C "[email protected]". This yielded 2 files my_key and my_key.pub.
Now I need to convert that pair to a ....
- 103
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Server still ask for password after ssh-copy-id
I copied my SSH public key to a server using ssh-copy-id, but the server still ask for a password.
I checked the permission on the files in the ssh folder and they are readable for user only. I also ...
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"no matching key exchange method found. Their offer: diffie-hellman-group1-sha1". How to fix the client not the server
So we recently updated our server and found an old linux client was failing to login and generating a "no matching key exchange method found. Their offer: diffie-hellman-group1-sha1", on our ...
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Where is the undo button in Linux? If I created an SSH key and copied the public key to a NAS, how would I undo or delete it?
I created an SSH key using ssh-keygen -t rsa.
Then I copied the key to the NAS, so I wouldn't have to enter a password using ssh-copy-id.
I realized that I did it for the wrong user, so now I need to ...
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