~]$ ssh -o HostKeyAlgorithms=+ssh-rsa -o PubkeyAcceptedAlgorithms=+ssh-rsa kens~]$ ssh -v atlas OpenSSH_9.0p1, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /etc/ssh/ssh_config debug1: Reading configuration data /etc/ssh/ssh_config.d/50-redhat.conf debug1: Reading configuration data /etc/crypto-policies/back-ends/openssh.config debug1: configuration requests final Match pass debug1: re-parsing configuration debug1: Reading configuration data /etc/ssh/ssh_config debug1: Reading configuration data /etc/ssh/ssh_config.d/50-redhat.conf debug1: Reading configuration data /etc/crypto-policies/back-ends/openssh.config debug1: Connecting to atlas [::1] port 22. debug1: Connection established. debug1: identity file /home/kens/.ssh/id_rsa type 0 debug1: identity file /home/kens/.ssh/id_rsa-cert type -1 debug1: identity file /home/kens/.ssh/id_ecdsa type -1 debug1: identity file /home/kens/.ssh/id_ecdsa-cert type -1 debug1: identity file /home/kens/.ssh/id_ecdsa_sk type -1 debug1: identity file /home/kens/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /home/kens/.ssh/id_ed25519 type -1 debug1: identity file /home/kens/.ssh/id_ed25519-cert type -1 debug1: identity file /home/kens/.ssh/id_ed25519_sk type -1 debug1: identity file /home/kens/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /home/kens/.ssh/id_xmss type -1 debug1: identity file /home/kens/.ssh/id_xmss-cert type -1 debug1: identity file /home/kens/.ssh/id_dsa type 1 debug1: identity file /home/kens/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.0 debug1: Remote protocol version 2.0, remote software version OpenSSH_9.0 debug1: compat_banner: match: OpenSSH_9.0 pat OpenSSH* compat 0x04000000 debug1: Authenticating to atlas:22 as 'kens' debug1: load_hostkeys: fopen /home/kens/.ssh/known_hosts2: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug1: kex: algorithm: curve25519-sha256 debug1: kex: host key algorithm: ssh-ed25519 debug1: kex: server->client cipher: [email protected] MAC: <implicit> compression: none debug1: kex: client->server cipher: [email protected] MAC: <implicit> compression: none debug1: kex: curve25519-sha256 need=32 dh_need=32 debug1: kex: curve25519-sha256 need=32 dh_need=32 debug1: expecting SSH2_MSG_KEX_ECDH_REPLY debug1: SSH2_MSG_KEX_ECDH_REPLY received debug1: Server host key: ssh-ed25519 SHA256:zlzO7F5gAG9fbrfH19JmDFGh3swO8XIjBy2c5/8l0UI debug1: load_hostkeys: fopen /home/kens/.ssh/known_hosts2: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory debug1: Host 'atlas' is known and matches the ED25519 host key. debug1: Found key in /home/kens/.ssh/known_hosts:3 debug1: rekey out after 4294967296 blocks debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug1: SSH2_MSG_NEWKEYS received debug1: rekey in after 4294967296 blocks debug1: get_agent_identities: bound agent to hostkey debug1: get_agent_identities: agent returned 2 keys debug1: Skipping ssh-dss key /home/kens/.ssh/id_dsa - corresponding algo not in PubkeyAcceptedAlgorithms debug1: Will attempt key: /home/kens/.ssh/id_rsa RSA SHA256:WoYpWRvFX8JZGcpnrrvZggSUYCK+lRJMHtsAolEOhgM agent debug1: Will attempt key: /home/kens/.ssh/id_ecdsa debug1: Will attempt key: /home/kens/.ssh/id_ecdsa_sk debug1: Will attempt key: /home/kens/.ssh/id_ed25519 debug1: Will attempt key: /home/kens/.ssh/id_ed25519_sk debug1: Will attempt key: /home/kens/.ssh/id_xmss debug1: SSH2_MSG_EXT_INFO received debug1: kex_input_ext_info: server-sig-algs=<ssh-ed25519, [email protected] ,ssh-rsa,rsa-sha2-256,rsa-sha2-512,ssh-dss,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521, [email protected], [email protected]> debug1: kex_input_ext_info: [email protected]=<0> debug1: SSH2_MSG_SERVICE_ACCEPT received debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password debug1: Next authentication method: gssapi-with-mic debug1: No credentials were supplied, or the credentials were unavailable or inaccessible No Kerberos credentials available (default cache: KCM:)
debug1: No credentials were supplied, or the credentials were unavailable or inaccessible No Kerberos credentials available (default cache: KCM:) debug1: Next authentication method: publickey debug1: Offering public key: /home/kens/.ssh/id_rsa RSA SHA256:WoYpWRvFX8JZGcpnrrvZggSUYCK+lRJMHtsAolEOhgM agent debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password debug1: Trying private key: /home/kens/.ssh/id_ecdsa debug1: Trying private key: /home/kens/.ssh/id_ecdsa_sk debug1: Trying private key: /home/kens/.ssh/id_ed25519 debug1: Trying private key: /home/kens/.ssh/id_ed25519_sk debug1: Trying private key: /home/kens/.ssh/id_xmss debug1: Next authentication method: password debug1: Authentications that can continue: publickey,gssapi-keyex,gssapi-with-mic,password kens@atlas's password:~]$ ls -hal .ssh total 40K drwx------. 3 kens kens 4.0K Jan 20 13:59 . drwx------. 26 kens kens 4.0K Jan 20 14:41 .. -rw-------. 1 kens kens 968 Jan 19 10:18 authorized_keys -rw-------. 1 kens kens 1.4K Jan 19 10:27 id_dsa -rw-r--r--. 1 kens kens 602 Jan 19 10:27 id_dsa.pub -rw-------. 1 kens kens 2.6K Jan 12 11:33 id_rsa -rw-r--r--. 1 kens kens 566 Jan 12 11:33 id_rsa.pub -rw-------. 1 kens kens 440 Jan 20 13:21 known_hosts -rw-------. 1 kens kens 1010 Jan 12 11:29 known_hosts.old drwx------. 2 kens kens 4.0K Jan 11 16:35 .ssh Permission denied, please try again. .ssh directory: kens@atlas's password: Permission denied, please try again. kens@atlas's password: Permission denied, please try again. kens@atlas's password: kens@atlas: Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password). Original error: On Sat, Jan 20, 2024 at 3:54 PM Alex Bedard <[email protected]> wrote: > From laptop to server, try: > > ssh -o HostKeyAlgorithms=+ssh-rsa -o PubkeyAcceptedAlgorithms=+ssh-rsa > username@server > > Alex > > On 1/20/24 15:12, Ken Stephens wrote: > > I have a laptop, a Jetson Nano, and a desktop/server. I had to rebuild > my > > laptop because of the usual reason for doing something stupid. I have > not > > been able to ssh into my server since. My Jetson Nano can ssh into the > > server. The server can ssh to both my laptop and Jetson Nano. > > The server and laptop are Fedora 38 and the Jetson Nano is Ubuntu 18.94.6 > > LTS. I cannot do ssh-copy-id because all authentication methods are > > declined for the laptop to server connection. > > > > Logging in using SSH: > > > > Laptop to Jetson Nano OK > > Laptop to server Not OK > > > > Server to Jetson Nano OK > > Server to laptop OK > > > > Jetson Nano to Laptop OK > > Jeston Nano to server OK > > > > What file or configuration do I need to look at/or change. > > > > TIA, > > Ken >
