linux - 权限被拒绝(公钥)ssh

Question

我正在尝试 ssh 进入 EC2 计算机，但 ssh 已停止工作。我不知道我是如何破坏它的，但它现在无法连接。我已经尝试创建一个新 key ，但没有帮助。

$ ssh -vT ****@****.****-2.compute.amazonaws.com 
OpenSSH_6.6.1, OpenSSL 1.0.1i 6 Aug 2014
debug1: Reading configuration data /etc/ssh_config
debug1: Connecting to ec2-****.****-2.compute.amazonaws.com [****] port 22.
debug1: Connection established.
debug1: identity file /home/Brad/.ssh/id_rsa type 1
debug1: identity file /home/Brad/.ssh/id_rsa-cert type -1
debug1: identity file /home/Brad/.ssh/id_dsa type -1
debug1: identity file /home/Brad/.ssh/id_dsa-cert type -1
debug1: identity file /home/Brad/.ssh/id_ecdsa type -1
debug1: identity file /home/Brad/.ssh/id_ecdsa-cert type -1
debug1: identity file /home/Brad/.ssh/id_ed25519 type -1
debug1: identity file /home/Brad/.ssh/id_ed25519-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.6.1
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.2
debug1: match: OpenSSH_6.2 pat OpenSSH* compat 0x04000000
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: server->client aes128-ctr hmac-md5-etm@openssh.com none
debug1: kex: client->server aes128-ctr hmac-md5-etm@openssh.com none
debug1: sending SSH2_MSG_KEX_ECDH_INIT
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: Server host key: ECDSA ****
debug1: Host '****.****-2.compute.amazonaws.com' is known and matches the ECDSA host key.
debug1: Found key in /home/Brad/.ssh/known_hosts:1
debug1: ssh_ecdsa_verify: signature correct
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: Roaming not allowed by server
debug1: SSH2_MSG_SERVICE_REQUEST sent
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey
debug1: Next authentication method: publickey
debug1: Offering RSA public key: /home/Brad/.ssh/id_rsa
debug1: Authentications that can continue: publickey
debug1: Trying private key: /home/Brad/.ssh/id_dsa
debug1: Trying private key: /home/Brad/.ssh/id_ecdsa
debug1: Trying private key: /home/Brad/.ssh/id_ed25519
debug1: No more authentication methods to try.
Permission denied (publickey).

我已将所有个人信息替换为 *。

谢谢

Answer 1

您的命令中没有任何地方引用 ssh 私钥。尝试运行如下命令:

<强> ssh -i <path_to_the_private_key> ubuntu@<EC2_Hostname>

在上面的命令中，请注意我使用的用户名是 ubuntu 。根据您使用的 AMI，您应该更改与该 AMI 对应的用户名。