scp secure copy to ec2 instance without password

Question

I have an EC2 instance running  FreeBSD 9 AMI ami-8cce3fe5   and I can ssh into it using my amazon-created key file without password prompt  no problem   However  when I want to copy a file to the instance using scp I am asked to enter a password   scp somefile txt -i mykey pem root my ec2 id amazonaws com    Password    Any ideas why this is happening how it can be prevented

User · Answer

scp -i    ssh key pem ec2-user ip  home ec2-user file-to-copy txt     The file name shouldnt be between the pem file and the ec2-user string - that doesnt work  This also allows you to reserve the name of the copied file

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Making siliconerockstar s comment an answer since it worked for me  scp -i kp1 pem   file txt ec2-user 1 2 3 4  home ec2-user

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scp -i  path to your  pemkey -r  copy from path user server  copy to path

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scp -i  home barkat Downloads LamppServer pem lampp x64 12 04 tar gz  this will be very helpful to all of you guys

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I was hung up on this because I was specifying my public key file in  scp -i  private key file path    When I caught that mistake and changed it to the private key path instead  I was all set

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copy a file from a local server to a remote server  sudo scp -i my-pem-file pem   source test txt ec2-user 1 2 3 4   destination    copy a file from a remote server to a local machine  sudo scp -i my-pem-file pem ec2-user 1 2 3 4   source of remote test txt   where to put   So the basically syntax is -  scp -i my-pem-file pem username source  location to file username destination  where to put   -i is for the identity file

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To use PSCP  you need the private key you generated in Converting Your Private Key Using PuTTYgen  You also need the public DNS address of your Linux instance  pscp -i C  path my-key-pair ppk C  path Sample file txt ec2-user public dns  home ec2-user Sample file txt

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My hadoopec2cluster pem file was the only one in the directory on my local mac  couldn t scp it to aws using scp -i hadoopec2cluster pem hadoopec2cluster pem ubuntu serverip      Copied hadoopec2cluster pem to hadoopec2cluster 2 pem and then scp -i hadoopec2cluster pem hadoopec2cluster 2 pem ubuntu serverip    Voila

User · Answer

In your case  the user root won t have any issues  But in certain cases where you re required to login under SSH as a different user  make sure the directory you re scp-ing has adequate permissions for the user you re SSH-ing

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I figured it out   I had the arguments in the wrong order   This works   scp -i mykey pem somefile txt root my ec2 id amazonaws com

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lets assume that your pem file and somefile txt you want to send is in Downloads folder  scp -i   Downloads mykey pem   Downloads somefile txt root my ec2 id amazonaws com      let me know if it doesn t work

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I ve used below command to copy from local linux Centos 7 to AWS EC2   scp -i user key pem file txt ec2-user my ec2 id amazonaws com  home ec2-user

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write this code  scp -r -o  ForwardAgent yes   Users pengge 11 vim root 192 168 2 228  root    If you have a SSH key with access to the destination server and the source server does not  adding -o  ForwardAgent yes  will allow you to forward your SSH agent to the source server so that it can use your SSH key to connect to the destination server

User · Answer

Just tested   Run the following command   sudo shred -u  etc ssh   key  etc ssh   key pub   Then    create ami  image of the ec2   launch from new ami image  from step no 2 chose new keys

[amazon-web-services] scp (secure copy) to ec2 instance without password

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