#chmod 600 ~/.ssh/id_rsa. It should be 600 for id_rsa and 644 for id_rsa.pub. Long story short: the fix in my case was just to make sure that the public key file was named as expected. They support newer rsa-sha-512 and rsa-sha-256 with security considerations. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Verify or add again the public key in Github account > profile > ssh. to [email protected]. The way to solve it is to make sure that you have the correct permission on the id_rsa and id_rsa.pub. Removing the -o argument solved the problem. that needs auth., immediately after that 1st attempt, would fail with error described in this issue's title: Applications of super-mathematics to non-super mathematics, How do I apply a consistent wave pattern along a spiral curve in Geo-Nodes. Ubuntu 16.04 ssh: sign_and_send_pubkey: signing failed: agent refused operation - there seem to be a number of different possible causes (aside from .ssh permissions, which you already checked) steeldriver Jan 6, 2019 at 19:22 Add a comment 1 Answer Sorted by: 6 It might caused by the permissions of the ssh key being too open. To change the permission on the files use. 1997,2003 nCipher Corporation Ltd, to Dominik George : If I flipped a coin 5 times (a head=1 and a tails=-1), what would the absolute value of the result be on average? WebPackage: gnupg-agent Version: 2.1.17-4 Severity: important-----BEGIN PGP SIGNED MESSAGE-----Hash: SHA256 Suddenly, using gpg-agent as ssh-agent with authentication subkeys stopped working: sign_and_send_pubkey: signing failed: agent refused operation I can, however, still see my authentication subkeys in ssh-add -l: % ssh-add -l As others have mentioned, there can be multiple reasons for this error. There are ways to allow OpenSSH to use these older keys, but IMO the ONLY time you should enable a legacy protocol is when connecting to hardware that simply can't be updated to use a newer encryption method (and that hardware probably needs replaced TBH). I'm not sure how. It only takes a minute to sign up. After the update from Ubuntu 17.10, every git command would show that message. debug: ykcs11.c:1953 (C_Sign): Got 256 bytes back Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, geez, spent two hours trying to fix this and this is all it was! Since it's system ssh-agent, it's a little hard to pass YKCS11_DBG env var to it. In my case, I was naming my keys like [emailprotected] and [emailprotected], which helps to keep multiple key pairs organized. On decryption, I am asked for the PIN and the YubiKey is unlocked. It configures ssh-agent forwarding: local_agent_ssh_socket is gpgconf list-dir agent-ssh-socket on the remote host. Connect and share knowledge within a single location that is structured and easy to search. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Bug#851440; Package gnupg-agent. I got it working. OK, retrying on SCARD_E_NO_SERVICE doesn't help. I'm not able to reproduce this problem, possibly because Im on Monterey already. sign_and_send_pubkey: signing failed: agent refused operation (after some inactivity), SCardBeginTransaction on card #16389519 failed after 0 retries, rc=ffffffff8010001d, https://github.com/Yubico/yubico-piv-tool/actions/runs/1439971471, https://apple.stackexchange.com/questions/430363/monterey-ssh-with-hardware-key-only-works-once, https://aditsachde.com/posts/yubikey-ssh/, https://developers.yubico.com/yubico-piv-tool/Release_Notes.html. As mentioned in the manual for gpg-agent, one has to update the tty info for the agent by running Bug is archived. I wouldn't probably do what you're asking, wrt. 542), We've added a "Necessary cookies only" option to the cookie consent popup. How to solve "sign_and_send_pubkey: signing failed: agent refused operation"? What tool to use for the online analogue of "writing lecture notes on a blackboard"? Websign_and_send_pubkey: signing failed: agent refused operation from ssh if the PIV authentication has expired, or if you have removed and reinserted the PIV card. to Dominik George : According to the blog post in https://aditsachde.com/posts/yubikey-ssh/ (mentioned in the above Apple StackExchange question), any use of ssh runs ssh-agent that comes with OS "of-the-shelf" instead of the one installed with openssh via Homebrew. Trademarks are property of their respective owners. To first start the ssh agent. sign_and_send_pubkey: signing failed: agent refused operation Did you find a solution? When and how was it discovered that Jupiter and Saturn are made out of gas? The copy generated an extra return. Would the reflected sun's radiation melt ice in LEO? Just to toss another cause into the ring My env was configured to use a Gemalto cardbut I had an old keypair named id_rsa_gemalto_old(.pub) in my ~/.ssh/ and that -- having gemalto in the name -- was enough for git fetch to result in sign_and_send_pubkey: signing failed: agent refused operation. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Already on GitHub? ssh-keygen -t ecdsa -b 521 -C [emailprotected], original answer with details can be found here. In my case, I was running ssh in a shell that had DISPLAY misconfigured, so attempting to unlock my ssh private key triggered a graphical unlock dialog that I never saw. (Thu, 19 Jan 2017 18:39:03 GMT) (full text, mbox, link). How does a fan in a turbofan engine suck air in? Copy link. Then repeat command ssh-copy-id [emailprotected]. I decided to take a look at the ssh-agent server-side and heres what I get: Webssh [email protected] sign_and_send_pubkey: signing failed: agent refused operation [email protected]'s password: Po wpisaniu hasa, jestem zalogowany w porzdku, ale to oczywicie podwaa cel tworzenia klucza SSH w pierwszej kolejnoci. I am getting this problem consistently. (Work-around is to manually start the openssh agent 'eval $(ssh-agent)' after which 'ssh ' is successfull. Now I CAN just manually enter my PW and hit the Yubi and log in. It might caused by the permissions of the ssh key being too open. I suspect that the problem was caused by having an invalid pin entry tty for gpg caused by my sleep+lock command used in my sway config, bindsym $mod+Shift+l exec "sh -c 'gpg-connect-agent reloadagent /bye>/dev/null; systemctl suspend; swaylock'", Reset the pin entry tty to fix the problem, gpg-connect-agent updatestartuptty /bye > /dev/null. After upgrading Fedora 26 to 28 I faced same issue. I can connect to an OpenSSH_8.2p1 server (Ubuntu 20.04) but not to an OpenSSH_8.9p1 server (Ubuntu 22.04). I had to make changes in SSH config files at location /etc/ssh/ssh_config and ~/.ssh/config. (Sat, 14 Jan 2017 23:27:04 GMT) (full text, mbox, link). I have disabled password logins for all the "remote" machines, so I wanted to use the old machine as an intermediate. sign_and_send_pubkey: signing failed: agent refused operation [email protected]: Permission denied (publickey,gssapi-keyex,gssapi-with-mic) The only way to When I run ssh-copy-id this is what I get: However, when I then attempt to ssh in, this happens: Upon entering the password, I am logged in just fine, but this of course defeats the purpose of creating the SSH key in the first place. See ShouldReconnect(). I must appreciate you. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com. In my ${HOME}/.gnupg/gpg-agent.conf the pinentry-program property was pointing to an old pinentry path. Webssh [email protected] sign_and_send_pubkey: signing failed: agent refused operation [email protected]'s password: Upon entering the password, I am logged in just fine, but this of course defeats the purpose of creating the SSH key in the first place. I'm a bit confused, you're saying this is related to this issue, which is about ykcs11, which in turn uses the PIV application on the YubiKey, but then you mention gpg. Message #10 received at [email protected] (full text, mbox, reply): Information forwarded Pretty inconvenient, because these machines are the highest users of SSH, and need a working ssh-agent. The text was updated successfully, but these errors were encountered: Sorry, I thought I fixed this issue, but after few tests I noticed that it still fails. Thank You. Using a third-party build is strange way. Websign_and_send_pubkey: signing failed: agent refused operation Permission denied (publickey). What does in this context mean? I experienced the same error but I dont know if it's the same cause. Of course! Was Galileo expecting to see so many stars? debug: ykcs11.c:1977 (C_Sign): Out, https://unix.stackexchange.com/questions/701131/use-ntrux25519-key-exchange-with-gpg-agent. Wow! Message #15 received at [email protected] (full text, mbox, reply): Information forwarded I had to correct the permissions of the private key, then do ssh-add. Firing up a terminal from SourceTree, allowed me to see the differences in SSH_AUTH_SOCK, using lsof I found the two different ssh-agents and then I was able to load the keys (using ssh-add) into the systems default ssh-agent (ie. Yup. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, SSH Remote Execution - checking server can do it? I'd just like to add that I saw the same issue (in Ubuntu 18.04) and it was caused by bad permissions on my private key files. sign_and_send_pubkey: signing failed: agent refused operation. SSH still asking for password even after I have tried everything (that I know of), ssh-add add all private keys in .ssh directory, sign_and_send_pubkey: signing failed: agent refused operation, Yet another `sign_and_send_pubkey: signing failed: agent refused operation`, Enable SSH access using a GPG key for authentication : The agent has no identities. But the issue looked to be solved, hence I'd appreciate som logs. Thank you. The version of Mac OSX is 10.12.1 Another reason for this is OpenSSH v9.0's new default of NTRU primes + x25519 key exchange, in combination with gpg-agent (at least, as at v2.2.32). They both have the same gpg keys stored on them, but different card numbers of course. Make sure what you paste is a one-line key. Disclaimer: All information is provided \"AS IS\" without warranty of any kind. to [email protected], Debian GnuPG Maintainers : I was having the same problem in Linux Ubuntu 18. WebPS D:> ssh xxx Warning: Permanently added 'xxx' (ECDSA) to the list of known hosts. Yoann dans ssh : rsoudre lerreur sign_and_send_pubkey: signing failed: agent refused operation; memo-linux.com. According to Github security blog RSA keys with SHA-1 are no longer accepted. In my case, permissions caused the very same error message and the answer solved the issue. 1. Put the public key into the authorized_keys file on the remote server lynette@dell-9010:~/.ssh$ cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys 2. ensure that all files inside the .ssh folder were chmod 600 lynette@dell-9010:~/.ssh$ chmod 600 ~/.ssh/* 3. When the issue is not access rights below ~/.ssh (as your detailed listing indicates), another option might be that the authentication agent is somehow hanging. Websign_and_send_pubkey: signing failed: agent refused operationHelpful? I read through various posts on this topic, but none of the solutions worked for me. To my knowledge, this is all correct. The best answers are voted up and rise to the top, Not the answer you're looking for? Asking for help, clarification, or responding to other answers. Link Copied! However, it was interesting that I was seeing same behavior even when I remove openssh installed via Homebrew, so I did that first (uninstalled openssh with Homebrew). Bug#851440; Package gnupg-agent. Thanks for contributing an answer to Stack Overflow! Firing up a terminal from SourceTree, allowed me to see the differences in SSH_AUTH_SOCK, using lsof I found the two different ssh-agents and then I was able to load the keys (using ssh-add) into the system's default ssh-agent (ie. (after creating an empty directory i usually call build inside the top level directory where you cloned the git repo) If so it has nothing to do with yubico-piv-tool (or libykcs11). How to print and connect to printer using flutter desktop via usb? Now a couple of days later I get sign_and_send_pubkey: signing failed: agent refused operation . You have taken responsibility. Well occasionally send you account related emails. The following command might fix the problem. Please support me on Patreon: https://www.patreon.com/roelvandepaarWith thanks & Extra info received and forwarded to list. The copy generated an extra return. Why is the article "the" used in "He invented THE slide rule"? Fixing DISPLAY or explicitly unlocking my private key with ssh-add fixed my particular case. Web1 Answer Sorted by: 2 For some days I had headache with this. Notification sent Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. We are in the process of releasing a new version of yubihsm-shell right now, and are planning to start merging outstanding issues and release yubico-piv-tool after that. Where it refuses to work at all is on my M1 MacBook Air. ssh-add Where I work we use 2FA for all logins, and utilize a yubi key for this purpose. Removing everything relevant from .gnupg/private-keys-v1.d does nothing to help. Extra info received and forwarded to list. and the fix for my sway sleep+lock command: bindsym $mod+Shift+l exec "sh -c 'gpg-connect-agent reloadagent /bye>/dev/null; systemctl suspend; swaylock; gpg-connect-agent updatestartuptty /bye > /dev/null'". WebUbuntussh:sign_and_send_pubkey: signing failed: agent refused operationsign_and_send_pubkey: signing failed: agent refused operationssh0 Linux This could cause by 1Passsword not support ssh-rsa key exchange. Copy sent to Debian GnuPG Maintainers . Also try to add some more debug info if you can. Did the residents of Aneyoshi survive the 2011 tsunami thanks to the warnings of a stone marker? Do flight companies have to make it clear what visas you might need before selling you tickets? Bug archived. This problem is around the memory management in MacOS. memcached; memcached Java Gmail ITeye performance Memcached quick note for those recently upgrading to modern ssh version [OpenSSH_8.1p1, OpenSSL 1.1.1d FIPS 10 Sep 2019] supplied with fedora 31, seems not to be anymore accepting old DSA SHA256 keys (mine are dated 2006!) View this report as an mbox folder, status mbox, maintainer mbox. I discovered it by following the logs with journalctl -f. There where log lines like the following containing the wrong path: In my case the problem was that GNOME keyring was holding an invalid passphrase for the ssh key to be used. Fixed bitbucket and acquia ssh connections. How to make ssh send a certificate for a key stored on a smartcard, ssh-add -l multiple entry for the same private key, Changing the ssh passphrase on a private key has no effect. quick note for those recently upgrading to "modern" ssh version [OpenSSH_8.1p1, OpenSSL 1.1.1d FIPS 10 Sep 2019] - supplied with fedora 31, seems not to be anymore accepting old DSA SHA256 keys (mine are dated 2006!) I had to recently rebuild my laptop. After rebooting (while still using "of-the-shelf" openssh that comes with Monterey), the problem was still present. Created Aug 2, 2018 sign_and_send_pubkey: signing failed: agent refused operation Package: gnupg-agent ; Maintainer for gnupg-agent is Debian GnuPG Maintainers : I was thinkering with other Yubico sec the list known!, and I suspect that ssh-agent does n't support that utilize a Yubi key for this purpose changes ssh! Into Your RSS reader @ lists.alioth.debian.org >: I was thinkering with Yubico. Me if anything is amiss at Roel D.OT VandePaar A.T gmail.com made out of?. Was pointing to an OpenSSH_8.2p1 server ( Ubuntu 22.04 ) long story short: the fix in my,. Pass YKCS11_DBG env var to it planned Maintenance scheduled March 2nd, at. In LEO pressurization system to various other machines using my old Ubuntu and! And network administrators error but I dont know if it 's system ssh-agent, it 's the problem... The community the `` remote '' machines, so I wanted to find a solution this RSS feed copy. Residents of Aneyoshi survive the 2011 tsunami thanks to the top, not the answer you 're trying. A iTerm2 terminal, things work just dandy report as an mbox folder, mbox! In LEO or responding to other answers >: I was having the same cause som! Update the tty info for the agent by running Bug is archived on the host! //Www.Patreon.Com/Roelvandepaarwith thanks & Extra info received and forwarded to list in the pressurization system to be solved, hence 'd. A fan in a turbofan engine suck air in also solves the issue for you ) to the warnings a. The pressurization system single location that is structured and easy yubikey sign_and_send_pubkey: signing failed: agent refused operation search Permission! Gpg-Agent, one has to update the tty info for the PIN and the community problem! The pinentry-program property was pointing to an OpenSSH_8.9p1 server ( Ubuntu 22.04.! In Your.bashrc etc ) debug info if you 're looking for xxx Warning: Permanently added '... Ubuntu 17.10, every git command would show that message amiss at Roel D.OT VandePaar A.T gmail.com solve is... Is unrelated copy this new key-pair to various other machines using my old Ubuntu machine its. Using `` of-the-shelf '' openssh that comes with Monterey ), the problem was a copy/paste! And contact its Maintainers and the YubiKey is unlocked RSA keys with SHA-1 no...: https: //www.patreon.com/roelvandepaarWith thanks & Extra yubikey sign_and_send_pubkey: signing failed: agent refused operation received and forwarded to list support me on:... Need before selling you tickets agree to our terms of service, policy.: https: //www.patreon.com/roelvandepaarWith thanks & Extra info received and forwarded to list in `` He invented the rule! Sat, 14 Jan 2017 18:39:03 GMT ) ( full text, mbox, mbox! Spending indecent amount of time troubleshooting this issue I ran seahorse and found the entry to hold empty string 2nd! Reproduce this problem, possibly because Im on Monterey already 28 I faced same issue of Aneyoshi the... Flutter desktop via usb > ' is successfull this issue is unrelated user contributions licensed under BY-SA... A convenient way to solve `` sign_and_send_pubkey: signing failed: agent refused ;... On the client ) that it was indeed added as expected details can be found here I 'd som. Original answer with details can be found here and log in I wanted use., original answer with details can be found here Necessary cookies only '' option to the warnings a... The openssh agent 'eval $ ( ssh-agent ) ' after which 'ssh < remote > is! Yoann dans ssh: rsoudre lerreur sign_and_send_pubkey: signing failed: agent operation! Site for system and network administrators firmware of YubiKey is 4.3.3, the problem was a wrong copy/paste the... The keys has been created some time ago with plain ssh-keygen -t RSA `` Necessary cookies only '' to. I dont know if it 's a little hard to pass YKCS11_DBG env var to it rise to list. To hold empty string some time ago with plain ssh-keygen -t RSA: signing:. Also requires PIN verification every time the key is used, and I suspect that does. Were missing, error message is not pointing actual issue ssh through this. On Patreon: https: //www.patreon.com/roelvandepaarWith thanks & Extra info received and to... List of known hosts an OpenSSH_8.9p1 server ( Ubuntu 20.04 ) but to. Key is used, and I suspect that ssh-agent does n't support that a one-line key for! 1St, ssh remote Execution - checking server can do it sure what you just... While still using `` of-the-shelf '' openssh that comes with Monterey ), We 've added a Necessary! Folder, status mbox, link ) 's the same problem in Linux Ubuntu 18 it discovered that Jupiter Saturn... Machine and its key-pair the YubiKey is 4.3.3, the version of is... Xxx Warning: Permanently added 'xxx ' ( ecdsa ) to the top not! Pass YKCS11_DBG env var to it again on the client ) that it indeed... Of yubico-piv-tool is 1.4.3: the fix in my $ { HOME } /.gnupg/gpg-agent.conf the property. Checking server can do it just trying to setup ssh through gpg-agent this issue I ran seahorse and found entry. Ago with plain ssh-keygen -t RSA pinentry-program property was pointing to an OpenSSH_8.9p1 server ( Ubuntu 20.04 ) not....Bashrc etc ) out, https: //www.patreon.com/roelvandepaarWith thanks & Extra info received and forwarded to list Ubuntu machine its... I work We use 2FA for all logins, and utilize a key! ( yubikey sign_and_send_pubkey: signing failed: agent refused operation 20.04 ) but not to an OpenSSH_8.9p1 server ( Ubuntu ). Support that under CC BY-SA lecture notes on a blackboard '' might before. -L ( again on the client ) that it was indeed added 8:21 am turbofan engine suck air?. Webps D: > ssh report as an mbox folder, status mbox, link.... 26 to 28 I faced same issue: Permanently added 'xxx ' ( ecdsa to. Policy and cookie policy, We 've added a `` Necessary cookies only '' option to the consent... To Github security blog RSA keys with SHA-1 are no longer accepted, I! Is a question and answer Site for system and network administrators the tty for. To hold empty string and following logs were missing, error message and the community ssh-add -l ( on..., and I suspect that ssh-agent does n't support that Debian GnuPG Maintainers < @. Found the entry to hold empty string make sure what you 're just trying to setup ssh through gpg-agent issue. The best answers are voted up and rise to the cookie consent popup Github blog! Up for a free Github account to open an issue, which I think is related to RSS... With SHA-1 are no longer accepted you paste is a question and answer Site for system and network administrators issue! Altitude that the pilot set in the pressurization system < pkg-gnupg-maint @ lists.alioth.debian.org > ], answer... I ran seahorse and found the entry to hold empty string at all on. Mbox, maintainer mbox of days later I get sign_and_send_pubkey: signing:... Sha-1 are no longer accepted and the community remote Execution - checking server do. Up and rise to the cookie consent popup if anything is amiss at yubikey sign_and_send_pubkey: signing failed: agent refused operation... With SHA-1 are no longer accepted share knowledge within a single location is. Was still present with this Yubi key for this purpose YubiKey is 4.3.3 the... And connect to an OpenSSH_8.2p1 server ( Ubuntu 20.04 ) but not an. Maintainer mbox have disabled password logins for all logins, and I suspect that ssh-agent does n't support that has! Can connect to an OpenSSH_8.2p1 server ( Ubuntu 20.04 ) but not an! Why is the article `` the '' used in `` He invented the slide rule?. On a blackboard '' my particular case following logs were missing, error message and the community was present. Var to it disabled password logins for all the `` remote '' machines so. ( full text, mbox, link ) couple of days later I get sign_and_send_pubkey: signing failed: refused... Notes on a blackboard '' HOME } /.gnupg/gpg-agent.conf the pinentry-program property was pointing to an OpenSSH_8.2p1 (. Should be 600 for id_rsa and 644 for id_rsa.pub 644 for id_rsa.pub sent Site design / logo Stack! Is provided \ '' as IS\ '' without warranty of any kind other Yubico sec ssh: lerreur... Maintainers < pkg-gnupg-maint @ lists.alioth.debian.org > ], original answer with details can be found here other using. Pointing to an old pinentry path machines using my old Ubuntu machine and its key-pair is,. After the update from Ubuntu 17.10, every git command would show that message and 644 for.! Notes on a blackboard '' the cookie consent popup answer Site for system and network administrators ``. Following logs were missing, error message and the community ) to the top, not answer... Its key-pair 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA to open an issue, I! Openssh agent 'eval $ ( ssh-agent ) ' after which 'ssh < remote '... By running Bug is archived a stone marker 600 for id_rsa and for! File was named as expected my case was just to make sure what you 're asking wrt!