Create a public key between liunx

Create A public key between liunx: no password for access between two liunx & lt; key & gt; specific configuration: 1: If you are currently on server A, you need to access server B. The key must be generated on server. 2: run the script ssh-keygen-trsa on server. Create Public Key 1 between liunx: no password for access between two liunx <密钥> Specific Configuration: 1: If you are currently on server A, you need to access server B. The key must be generated on server. 2: run the script ssh-keygen-t rsa on server. Then press Enter. In this case, the. ssh directory under the home directory of the corresponding userTwo files are generated. Id_rsa and id_rsa.pub. Explanation: id_rsa: private key. Id_rsa.pub: public key. 3: copy id_rsa.pub to the. ssh directory in the home directory of the corresponding user on server B.. Change the name to authorized_keys. Then you can run the script ssh hudson@110.1.27.3 on server A to access user B without A password. In this case, enter the password. 4. set file and directory permissions: set authorized_keys permission $ chmod 600 authorized_keys to set. ssh directory permissions $ chmod 700-R. ssh if the C server also needs to access server B. At this time, the key is generated on server C and the public key is placed in directory B, and the name will be duplicated. Solution: Copy the public key of server C to the authorized_keys file. Note the line feed. Generate A key. duplicate the key generated by the target. The key string generated by the two servers is merged into one. <Line Feed>