Questions tagged [openssh]
Questions about the OpenSSH implementation of the ssh protocol.
793
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OpenBSD's signify doesn't work on macOS (signify-osx) Sonoma - Could not verify signature
I wish to verifiy a GrapheneOS release I downloaded. This OpenBSD's signify looks like more secure sha512sum. I did not fully understand it.
This is what I did:
$ brew install signify-osx
$ ssh-...
- 11
1
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0
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37
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OpenSSH with admin user
I am setting up an OpenSSH sFTP server.
I want to create a sFTP Admin user that can navigate all the folders and move files.
My approach is the following:
Create the other users (let's call it user_1)...
- 11
0
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1
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25
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Can ssh as socks proxy be detected?
I am connecting with web browser (Chromium, Firefox) using socks5 proxy via local port opened by ssh -D <port> <host> (currently openssh 9.8).
Sometimes, I experience problems from the ...
- 739
1
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43
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How to match IPv6 addresses as a host pattern in ssh_config
My VPS listens to SSH on port 222. On my clients I created a ssh_config such that the non-default port needs not to be explicitly provided on the command line every time. (Some daemons which ...
- 121
2
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1
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130
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Configuring sshd directly instead of using "security policy" on RHEL 8
RHEL 8 overrides some sshd settings, so no matter what it has been set in /etc/ssh/sshd_config, the options listed in /etc/crypto-policies/back-ends/opensshserver.config takes precedence.
From my ...
- 1,363
0
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1
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61
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sudo passwordless in ssh session not working
In RHEL7, I have the same local users on all machines within my cloud tenancy. That local user is configured in sudoers to be able to:
run all commands,
run sudo commands without password
EDIT: ssh ...
- 1
0
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1
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82
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"Connection refused lost connection" error while using scp command
I tried to transfer a file from an HPC system to a remote CentOS system
using the following command line:
scp /ANKAN/data/abc.pdf [email protected]:/data/ANKAN
But I am getting the following ...
1
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1
answer
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How to upgrade OpenSSH on Debian 12?
On Debian 12 (the latest available Debian distrib at OVH), I'd like to upgrade OpenSSH.
# ssh -V
OpenSSH_9.2p1 Debian-2+deb12u2, OpenSSL 3.0.11 19 Sep 2023
So the installed version is 9.2. For PCI ...
- 19
-1
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3
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203
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What openssh version is best on Linux when it comes to stability and security ( sftp security )? [closed]
I work in a government agency.
We are running a sftp client and sftp-server on a DMZ system where we receive and send files over the internet.
Our environment:
OpenSSH_7.4p1, OpenSSL 1.0.2k-fips 26 ...
- 3
0
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1
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43
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I am still required to enter both passphrase for the key and server password when using SSH key authentification
I am trying to setup remote access from my new laptop (client) to my old laptop (server). The old one runs on Linux Mint 21.2, the new one on Ubuntu 23.10.1. I created a pair of SSH keys on the client,...
- 101
0
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1
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436
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SSH Unable to negotiate: no matching host key type found
I have an issue where older clients aren't able to connect to current (v8.x) versions of openssh server. I'm familiar with adding ssh-rsa,ssh-dss to the list of available key types but that doesn't ...
0
votes
1
answer
50
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How to use the scp command on two different servers without a password prompt?
I am trying to transfer files from one server to another using the scp command without having to enter a password. To this end I generated key files and copied them to each server's .ssh folder; but ...
- 1
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934
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SSH StrictHostKeyChecking non-interactive
Since v9 of OpenSSH StrictHostKeyChecking is the (IMHO sensible) default.
This makes that when the host key changes SSH refuses to connect until the host key in the ~/.ssh/known_hosts file is changed. ...
- 531
0
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1
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84
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Unable to SSH Login using kerberos
Setup
I have some basic KDC setup at kerberos.domain.intranet (This is in my own Intranet DNS)
I have another machine at xux.domain.intranet (This being the target machine to which SSH)
I setup the ...
- 150
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124
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SSH from OpenSSH 9 to OpenSSH 5 protocol 2 fails: “illegal argument”
I'm trying to connect from a VMware ESXi 8 machine
to a VMware ESXi 5 machine to transfer all the virtual machines.
The problem is that ssh doesn't connect.
The old machine has OpenSSH 5 and the new ...
- 109