OKdevTV

Access server without password

• When setting is finished, you don't need to type password to login.
• need private, public keys

Generate keys

• In client computer, open terminal(git bash in windows)
• ssh-keygen -t rsa
• all enters
• cd ~/.ssh
• id_rsa : private key
• id_rsa.pub : public key
• find id_rsa.pub file. This is public key.
• cat ~/.ssh/id_rsa.pub
• copy it

Server login

• log in server with password just once.
• create file ~/.ssh/authorized_keys in server

mkdir ~/.ssh
vi ~/.ssh/authorized_keys

• paste copied client's public key

GitHub login

• You can use git: protocol, not https:
• in GitHub open git settings in browser
  • https://github.com/settings/keys
• click New SSH key button
• input computer name and paste key in the below box

Check point

• permission matters.
• chmod 700 ~/.ssh
• chmod 644 ~/.ssh/authorized_keys

Optional

• In windows, install git from http://git-scm.com and use git bash terminal

What Else?

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