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25 views

Can't login on server using ssh [Too many authentication failures]

I'm not able to login in the server. I keep getting this error: Received disconnect from 128.238.182.77: 2: Too many authentication failures for bmpasini It happened to me before and I solved by ...
0
votes
1answer
31 views

Gateway Server Jump Bastion Host Local Setup

I want to ssh to a remote private host using an intermediate (bastion, jump, gateway) server. This command works fine: ssh gateway ssh private With this ~/.ssh/config setup: Host gateway User ...
0
votes
1answer
76 views

Passwordless ssh for non-root user in Docker

I'm running into a curious issue I've never seen before when setting up password-less SSH between docker nodes for a non-root user. To set the stage, here's what has worked: For root user on node 1: ...
1
vote
1answer
24 views

Android app with ssh-copy-id ability

As the titles says, I would like to copy my ssh key to the server and afterwards disable root password login for security reasons. I'm using JuiceSSH but it seems to lack ssh-copy-id for the free ...
2
votes
1answer
59 views

Something I'm not “getting” about SSH keys: OS portability (Mac to Windows, etc.)

Let's say I create SSH keys in a Mac to connect to my remote server. My server has my public key. My Mac has my private key. So far so good. A few days later, I want to connect to my server by ...
1
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0answers
36 views

Passphrase when creating authentication keys for SSH server

It's clear to me why I would use a passphrase on my clients authentication keys, but what's the purpose of a passphrase for my server authentication keys? I've read trough a tutorial, where the ...
0
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0answers
44 views

Permission denied error while running ssh-copy-id for different user

I am getting permission denied error while trying to run ssh-copy-id to install public key of user2 to user3 on same host using user1 shell as below: user1@localhost$ su - user2 -c ...
0
votes
0answers
26 views

Keytool without SubjectKeyIdentifier, keyIdentifier,

Hey I am trying to generate a key using Keytool that is as small as possible. Unfortunately, I don't know how to prevent keytool from adding that "extensions" part to the .RSA file that is being ...
0
votes
0answers
43 views

Unable to git fetch - Connection reset by peer

I have a PHP script handling the automatic deploy to my pre-production server, using Bitbucket's hooks. The deploy script is based on this post. Everything was working fine until this Sunday. Since ...
0
votes
1answer
32 views

How can I generate weak SSH keys?

I'm trying to put together a demonstration of the increasing difficulty of cracking SSH / RSA keys. Ideally, I'd like to demonstrate cracking a 64-bit key, then a 128-bit, 256-bit, then, (possibly) a ...
0
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0answers
57 views

ssh-copy-id public key denied

I'm trying to copy my public ssh key to my vps, so I can log in with ssh. However, when I enter the command: ssh-copy-id me@myserver I get this error message /usr/local/bin/ssh-copy-id: INFO: ...
0
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0answers
29 views

Ask for SSH key password every time

I am trying to set up 2 factor authentication to SSH in some of our servers and I would like to prompt for password EVERYTIME you are trying to access it. I could set up a password on my key doing ...
3
votes
1answer
172 views

How to use putty for forwarding keys

My situation : - I am connecting from my PC (Windows7) to the server A via (using my private key and my password) with a userA - I'd like to connect from A to the server B via a command ssh: ssh ...
0
votes
1answer
15 views

Does SSH only use a key named id_rsa?

I created my own key named my_ssh_key_rsa, followign the steps illustrated here: http://www.linuxproblem.org/art_9.html Even though I added it correctly to the authorized_keys file on the remote ...
0
votes
1answer
298 views

To use ssh-id-copy do you need both id_rsa.pub and id_rsa?

I am trying to setup a second access ssh key for a friend. He sent me his id_rsa.pub. ssh-copy-id -i id_rsa.pub root@123.123.123.123 /usr/local/bin/ssh-copy-id: ERROR: failed to open ID file ...
0
votes
1answer
25 views

SSH issues on centos

I'm trying to switch all of my servers to ssh key auth logins. I have it working with some servers but for what ever reason my new centos server is not working correctly. I am on windows and using ...
2
votes
0answers
101 views

ssh-add on compute engine ubuntu vm for out going

I have an id_rsa key that I use to connect via scp to a remote server that I've moved to my Ubuntu GCE. I have dropped the key (id_rsa) into main user .ssh folder, chmod 600 but ssh-add won't pick it ...
1
vote
1answer
195 views

How to add PEM file as SSH private key to “known hosts”

I have Ubuntu desktop, and I have been given a PEM file (mykey.pem) that is the SSH private key for a Linux server. I am trying to figure out where this PEM file needs to be placed locally on my ...
0
votes
1answer
22 views

Can sudoers on a server use my ssh keys if I generate them with a password?

If I set up ssh keys for ssh login (to GitHub for example) from a server that I have access to, can sudoers on that server use my ssh keys if I generate them with a password (assuming they cannot ...
0
votes
1answer
50 views

How can I force SSH to ignore the IdentityFile listed in “Host *” for one specific host?

My SSH config file is set up to use a specific IdentityFile in the Host * section as the default key. For one particular host, I want to offer a different key (and only that key, never the default ...
0
votes
1answer
26 views

What is the HostKey?

In my sshd_config, there is three lines for the HostKey : # HostKeys for protocol version 2 HostKey /etc/ssh/ssh_host_rsa_key HostKey /etc/ssh/ssh_host_dsa_key HostKey /etc/ssh/ssh_host_ecdsa_key ...
0
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0answers
37 views

ssh-agent forgets ssh keys

I try to use ssh-agent for passwordless authentication. However after adding my keys with ssh-add the passwords are only remembered for the session. The ssh-agent is started by gdm along with ...
2
votes
1answer
179 views

Use private keys only from ssh-agent, avoiding “Too many authentication failures”

I store all my private keys encrypted in encfs file. I mount (decrypt) encfs file to folder, add all private keys to ssh-agent with a lifetime flag and unmount folder. In this case my private key ...
2
votes
1answer
45 views

Ubuntu unlock ssh key at every usage

I have an SSH private key and I would like to be asked for the password every time if it is used. I don't know how to do this... Thank you!
2
votes
2answers
45 views

What do I do after generating SSH keys?

I have 2 Linux machines: My NAS at home and a server off-site. Call my NAS as "NAS" and the offset server "SRV". I need to be able to copy files from SRV to NAS securely, without having to enter a ...
0
votes
0answers
373 views

SSH is using the wrong folder on Windows 8, how can I change it?

I've been trying for the past 2 days to setup my server with passwordless SSH key logins and I just finally figured out my problem.. I'm on Windows trying to SSH into my Centos 7 machine using id_rsa ...
1
vote
1answer
231 views

How to use SSH key to commit as collaborator on GitHub?

I'm a collaborator on a private Github repo (owned by someone else), and although I have added an SSH key to my own GitHub account which allows me to authenticate when accessing my own repositories, ...
0
votes
0answers
33 views

SSH passwordless login failed with manual configuraion while `ssh-copy-id` succeeded

I'm setting up passwordless login on several Linux machines (Cent OS). I used ssh-copy-id to configure some machines and also manually set up others. What confuses me is that machines configured ...
0
votes
1answer
26 views

Missing ssh-keygen command on my system and need to generate keys

I guess the simplest answer would be install openSSH, however this is not so easy in my case. This is small router without packaging system, all is at flash disk. I don't want to install packaging ...
0
votes
0answers
50 views

Mac OS X 10.9 managing several identities for ssh-agent

IS: I need to use several private keys, which are stored under ~/.ssh to connect to remote hosts. That is, only one of them (stored in id_rsa) is read by ssh-agent when it starts with defaults, as ...
0
votes
0answers
47 views

connecting to Server via Reminna Remote Desktop

I am trying to connect to an ubuntu server via Reminna using RDP. I can connect via the command line with ssh -i privatekey.pem ubuntu@ipaddr But when I try to connect with Remmina using the ...
0
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0answers
40 views

Why doesn't github accept a GnuTLS generated public RSA key?

Using GnuTLS, I generated a private key with: certtool --generate-privkey --rsa --null-password --sec-param=normal --outfile=keys\github.asc Then retrieved the public key: certtool --pubkey-info ...
0
votes
2answers
36 views

How to ssh as another user

The remote server only allows account X to ssh to. Now, from my computer, I want to ssh to the remote server as account X without password. I generate the private key on my local computer and share ...
0
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1answer
31 views

ssh get old public key from backed up private key

I backed up and encrypted my private key but nothing else. I am trying to get my public key out of it but don't know how. I am trying ssh-keygen -y -f ~/.ssh/id_rsa > ~/.ssh/id_rsa.pub but it says ...
0
votes
1answer
232 views

ssh login with key can't connect although go an ssh key

I have my 2 servers that I want to connect one to another with ssh. I am the user --> userA in serverA, and I have this config file in .ssh folder Host git HostName git.OURSITE.com ...
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0answers
34 views

ssh key works on terminal but not on git

I have my machine, with it's ssh key. the public key is on the git remote machine. I can easily connect to the Git machine with simple ssh threw terminal. The problem is when I perform a "git pull" ...
1
vote
1answer
1k views

How to convert a WinSCP ppk to .CER/.PEM format acceptable by Azure Linux VM?

Googling was fruitless, as most people have a slightly different variation of this problem. I need to write some instructions on how to set up an Azure Linux VM and generate the keys using WinSCP. ...
1
vote
1answer
76 views

SSH via gateway with SSH keys on Gateway

I want to set up my company's server as a gateway to all of our client's servers. So that people I work with can simply 'proxy on through' without needing to set up SSH keys on their machine. I.e. ...
0
votes
1answer
148 views

can not load private key using ssh-add

I tried to create a ssh key by doing following command: ssh-keygen -t dsa then it prompts me to enter store path: Enter file in which to save the key (/Users/KesongXie/.ssh/id_dsa): id_dsa after ...
3
votes
2answers
2k views

SSH: “Permissions 0644 for 'my_key.pub' are too open.”

Why is 0644 i.e. -rw-r--r-- too open for a SSH key? Also I could not find any false permissions on the .ssh directory (0700) or the home directory (0731). Btw I'm getting this error when testing the ...
0
votes
3answers
142 views

Connection closed by [SERVER_IP]

I'm not a guru of ssh but somehow I cannot connect to server with IP and username: ssh -p [PORT] [USERNAME]@[SERVER_IP] Response is always: Connection closed by [SERVER_IP] The problem is on the ...
0
votes
1answer
95 views

ssh-agent on ubuntu rapidly restarts

I am attempting to use ssh-agent on Ubuntu 13.10 so that I will not have to enter my passphrase to unlock a key every time I want to use ssh or git. As you can see below, ssh-agent appears to be ...
0
votes
1answer
312 views

Unable to SSH into remote server with defined user & keyfile

This one is just bugging me, I can ssh in as USER when I am using USER account ie: USER@SERVER$ ssh -v USER@ip-SERVER2 logs in just fine if I try and use USER2@SERVER$ ssh -v USER@ip-SERVER2 ...
1
vote
2answers
179 views

how to speedup ssh-keygen

We are using beaglebone based custom board. In one of the init script we are generating ssh keys but it takes around 7 seconds to generate the ssh-keys. How do we speedup the process of generating ...
0
votes
1answer
143 views

Should I add keystore files to version control?

Is there any reason to not store keystore files in version control? Is there a security risk to doing so?
0
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0answers
13 views

SSH key on OSX 10.9 [duplicate]

Hy, I've got a MacBook Pro yesterday, and I'm trying to connect to the webserver with SSH key. I've found "sshkeychain" but when I want to add a key (which created on windows with putty) it says ...
2
votes
1answer
3k views

Why am I getting permission denied (publickey) after chmod 600?

I got @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: UNPROTECTED PRIVATE KEY FILE! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ Permissions ...
0
votes
0answers
38 views

passwordless ssh-keygen not working [duplicate]

I've seen many pages on ssh problems similar to this but so far none of them answer my question. I've been trying to set up passwordless ssh for a while now with little success, I'm creating a blank ...
1
vote
0answers
84 views

Configuring SSH server to require RSA key

I'm trying to configure my SSH server to require users to have an RSA key. To do this I have the settings in sshd_config set to RSAAuthentication yes PubkeyAuthentication yes #AuthorizedKeysFile ...
4
votes
3answers
10k views

How to use SSH Public Key with PuTTY to connect to a Linux machine

I am trying to set a public SSH key connection from a Windows 7 machine to a Red-Hat Linux machine. The ultimate purpose is to use pscp (PuTTY's version of scp) from the command terminal w/o the need ...