Questions tagged [ssh]

A network protocol that allows data to be exchanged using a secure channel between two networked devices

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Port Forwarding an SSH Connection on macOS

I have been trying to use SSH over the internet to connect to a few different computer on my network. Unfortunately, it only seems to work on the computer that is set to the forwarded port of 22 (ssh ...
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1answer
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Add a user that only has access to computer via ssh

I'd like to have a user on my local computer to only have access via ssh. I don't want (don't need) this user to have the ability to login in to the laptop as a standard user. The only purpose for ...
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Unwanted dash (“-”) in implicit ProxyCommand from ProxyJump

Intro When open an ssh URL scheme (ssh://[host]), the Terminal app will be launched to handle the request, and ssh is launched without a shell. Symptom In my case, if the host is configured to use ...
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hide files With certain extension when mounting a directory

When working on a remote Linux desktop, I am often finding myself mounting the remote folder to look up the outputs on my mac: umount -f /Volumes/somename mkdir /Volumes/somename sshfs -o volname=...
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How to keep connections alive on ssh MacOS Catalina?

I am trying to keep connections alive to my university server. It keeps disconnecting after 2-3 minutes of inactivity and it gets very frustrating to keep relogging in. I tried many things online but ...
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For a Mac OS user, is there a way to configure the shell to refuse any input whatsoever, beyond an SSH connection?

I am reasonably familiar with the implementation of SSH tunnelling (forward and reverse) for the purpose of creating a secure conduit by which insecure protocols (eg: VNC) can be carried. On Mac OS, I ...
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Connecting to remote MAC via SSH tunnelling over VPN

From my laptop, I am trying to open remote desktop in server2: This is how it looks like: my-mac-laptop -> vpn. ---> server1(redhat) -> server2(mac-server) <-...
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ssh: Identity not Loaded from Keychain at Startup

I have configured a host in my ~/.ssh/config like this Host pptest IdentityFile ~/.ssh/id_rsa_test_2048_pp UseKeychain yes AddKeysToAgent yes This key has a passphrase on it. As was my understanding,...
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Cannot connect to my remote IP address without a reboot, multiple pieces of software affected

I just recently switched back to Mac OS after using a Windows 10 machine for a year. I have noticed an issue that existed with my previous Macbook Pro, and is now plaguing my new machine. I have a ...
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1answer
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Mount a network (netatalk) AFP volume using a public key instead of an SSH login password?

My Linux server does not allow SSH login with password because I have /etc/ssh/sshd_config with "PasswordAuthentication no". I'm not going to be allowed to change that. It's fine and convenient for ...
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Allow ssh-keygen-wrapper to access “System Events” for all users in the same computer

When I run my AppleScript in a remote mode, I get this message in an user where the script runs: “sshd-keygen-wrapper“ wants access to control “System Events“. Allowing control will provide access to ...
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Giving camera access to tmux or ssh

I have a couple of executables that I need to call, and within them some OpenCV functions are called, requiring camera access. If I run the executable locally on Terminal from my machine, everything ...
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Is there a way to forcibly boot on a USB bootable device on a Mac?

I got an old iMac 21.5" (mid 2010) which I don't know yet if the graphic card is dead or if it's overall dead so I thought it would make sens to create a bootable USB drive running the latest OS ...
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Merge audio and video in a monitored folder

I want to create a script on mac that monitors a folder and merge the video and the audio. But if file01 exists (previous merge file) I want it to create file02 and if this one exists I want it to ...
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Copy/Cut and Paste from VIM inside Terminal

I am able to copy/cut and paste from the terminal using the mac clipboard. However, when I am inside VIM, over SSH, this feature doesn't seem to work. The options are greyed out. Copy Special is ...
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ssh root@192.168.1.1 Abort trap: 6 / MacOS / Catalina / SafeNet

After upgrading from Mojave to Catalina I have the error while using ssh with /Library/Frameworks/eToken.framework/Versions/Current/libeToken.dylib : Process: ssh [5944] Path: ...
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Freeware includes ssh terminal and file transfer support for Mac OS? [closed]

I am looking for a freeware (like Bitvise SSH Client on Windows) that keeps track of servers/connections via a GUI and support some features: SSH terminal. File transfer (FTP, SFTP, SCP ...). Port ...
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Latency spikes when Ping or SSH to Macbook Pro 15(2017) macOS Catalina 15.4

I have noticed that when trying to connect to macOS Catalina through ssh over local wireless network, the connection will encounter a serious latency problem, which makes me hard to type into anything ...
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Rsync is terribly slow (0,5MB/S) on Catalina but the same rsync job is much faster (50MB/S) running from a Debian VM on the same mac?

i'm reaching out to you guys because i'm at my wits end. I've been trying to figure out why using rsync over ssh is so slow on my macbook (15inch from 2015). Basically i'm trying to backup my home ...
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How to fix “ssh_exchange_identification: Connection closed by remote host”

I'm trying to connect to remote Macs via ssh. I can connect to one Mac without a problem but on a second Mac (in the same LAN) I get this error: RD:/ ruisi$ ssh -v rui@192.168.1.32 OpenSSH_7.9p1,...
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Unexpected question 'enter PIN for “Kryptonite iOS”' while doing git pull after updating to MacOS Catalina 10.15.4

Most of my Bitbucket git repos can't be pushed/fetched after upgrading to MacOS 10.15.4. All git origins are SSH (not HTTPS). I get this question in terminal when doing git pull and other commands: ...
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Connecting to a SSH account always asks for passphrase now

I'm not sure what happened, but after changing some setting on my macOS Mojave for connecting to GitHub using Sublime Merge, I keep getting a passphrase for key before asking the password for ...
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Why can't I create a .ssh directory on macOS 10.15.4?

I'm running into a strange problem trying to set up ssh. I'm more used to Linux than macOS. Can someone explain to me what's going on here? user@nothing ~ % mkdir ~/.ssh mkdir: /Users/user: No such ...
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Git hangs with a ssh remote URI after 10.15.4 update

After updating to Catalina 10.15.4, git started hanging indefinitely when trying to push or pull from a repo that was previously accessible. $ git push origin master ^C The URL for origin looks like:...
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How can I troubleshoot using ssh remotely Through a Static IP?

Like so many others at the moment, we're forced to work remotely. I’m not able to ssh in and would like assistance in configuration or troubleshooting steps. Using a screen sharing app I've been ...
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1answer
204 views

Why can't I ssh using a port other than 22 with macOS 10.15.4?

I'm trying to ssh to a machine that opens the port 8012 for ssh as opposed to port 22. When I ssh at the command line (ssh -p 8012 username@host), nothing happens. The -vvv option gives no pertinent ...
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Can I install CentOS via Target disk mode on a 2010 MacBook Pro

I've got an old 2010 Mackbook Pro, but the graphics card has died, so the display is useless. Can I repurpose this as a headless server by installing CentOS via target disk mode from my current ...
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TeamViewer “FAILED TO establish the default connection to the WindowServer”

I need TeamViewer on my Mac to work remotely. I installed it via ssh using the command line brew cask install teamviewer which worked fine. However, I seem to be unable to configure TeamViwer from ...
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How do I use ssh agent on MacOS Catalina like OS X El Capitan used to?

I recently upgraded from OS X El Capitan to MacOS Catalina. I am accustomed to keeping my login session open for an entire week, and I was able to use a passphrase-protected ssh key by entering the ...
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Can't authenticate using SSH key when running script via launchd

I have a Bash script that executes an rsync command to sync files with a remote server. #!/bin/bash rsync -auvzP --exclude=.bundle --exclude=node_modules --exclude=tmp '/Volumes/Norman Data/me/....
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How to avoid macOS for keep asking for the passphrase for key ~/.ssh/id_rsa while remotely operating via ssh?

If I remotely log on to a Mac via SSH and then use it to access another machine (such as doing a git pull) via SSH, it will keep asking me for the passphrase for key ~/.ssh/id_rsa. If I operate on ...
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1answer
221 views

How do I turn on color syntax highlighting in the macOS terminal app?

When I use terminal it is monochrome, currently "Grass" yellow on green. I've tried several ssh clients: MacOS default terminal, Termius, and Core Shell. They all have the same result, no syntax ...
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Are there any iOS SSH terminal apps that support truecolor (i.e., 24 bit color)?

There are quite a few capable SSH terminal client apps in the App Store — Termius, Blink, Prompt, etc.. Do any of them support truecolor? This is also known as 24-bit color. It represents millions of ...
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passwordless ssh stopped working from my ubuntu to macbook

I did set ssh-copy-id -i ~/.ssh/id_rsa.pub username@192.168.1.11 and I did it multiple times now I get this message: Number of key(s) added: 1 Now try logging into the machine, with: "ssh '...
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2answers
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Change stored remote host names in terminal application en mass

I have been using the simple hostname to ssh into remote hosts, around 100 systems. There has been a change in configuration of the network that will require FQDNs. Rather than recreating all my ...
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Fabric | abort error message

I am struggling with Fabric and cannot figure it out. I installed everything according to the documentation provided by the fabfile.org + some other commands for accessing a users database in ...
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In ~/.ssh/config make a host that just … errors

I would like to start using multiple github accounts. I think the best way is to have a different ssh key per account (correct me if that's a wrong assumption). I will have user1.git and user2.git ...
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1answer
39 views

Can't remote login after startup

I have an iMac running Catalina (10.15.2) that I don't have a keyboard or mouse plugged into. I just want to use it via screen sharing and SSH. The problem is that often when I want to use it I can't....
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Network problems (maybe SSL) since macOS catalina

I'm currently on a MacBook Pro on MacOS Catalina (10.15.2 build 19C57) and everything has been going well for the last 3 years. But since almost 6 months, I have a very, very annoying problem: every ...
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1answer
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Too many open files error when trying to ssh into mac

I ssh'd into my iMac from my laptop fo a while without incident. At some point, I started getting "too many open files" along with other errors: Last login: Fri Jan 31 09:25:00 2020 5.0.7(1)-release /...
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SSHd on macOS Catalina 10.15.3 (19D76)

I have SSH enabled (by checking remote login in Sharing settings). I have also secured it to be pubKey only etc. Every time macOS updates it overwrites my /etc/ssh/sshd_config with absolute nonsense,...
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How to get ufw(8)-like (Uncomplicated Firewall) functionality for macOS firewall?

How can I get ufw(8)-like (Linux Uncomplicated Firewall) functionality for macOS firewall? ufw enables per-IP-address/subnets and per-IP-port configuration. I see no way to do this with macOS sharing ...
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When I try and boot my SSH server, it shows [nodename nor servname provided, or not known], What do I do?

On (I think) Wednesday, January 22, I launched termius, an iOS ssh server client and host app. As I read the manual to make a host, it said to tap the host when the settings are set, but then, an ...
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1answer
112 views

SSH tunnel over VPN

I am using a VPN software which, like all VPNs, changes the system configuration in certain ways to make use of their servers. Sometimes, I need to use an SSH tunnel proxy. I use Sidestep which ...
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1answer
1k views

Port 22: Connection Refused SSH Error

Recently, I signed new keys to gain access to my friend's server. The keys were signed on my friend's machine and I signed and added them to my .ssh folder. I attempted to sign in multiple times but I ...
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Stop MacOS Catalina adding SSH keys automatically

Getting a bit annoyed by this now and probably something simple! I have various different ssh keys that I use to connect to a range of servers as well as a key to access Github. These keys are all ...
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1answer
45 views

Remote SSH access to sleeping MacBook Pro only works when 'Find my Mac' application is running - can I make this persist?

As expected, I cannot SSH in to my MacBook when I have left it with the lid shut/sleeping, but if I use my iPhone to access 'Find my Mac', the MacBook wakes and then I can SSH in. However, when my ...
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1answer
216 views

How to remotely connect Macs across different networks?

I'm trying to connect two Macs that are not in the same Wi-Fi network. I'd like to use terminal instead of available Remote Desktop programs. My remote Mac had already all the preferences active in "...
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System unresponsive at osxfuse password prompt

I am facing a peculiar problem while mounting a volume using OSXFUSE. I use sudo sshfs -o allow_other,defer_permissions root@xxx.xxx.xxx.xxx:/ /mnt/droplet with my information to connect to the ...
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Using public key with OSXFUSE

I have been allotted a system-generated password (which is impossible to remember) that I cannot change and every time I mount a folder from the remote machine, I have to enter the password for that ...

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