Some common problems of ssh keys in GitHub

1. Checking for existing SSH keys
2. Generating a new key
3. Adding SSH keys to the ssh-agent
4. Testing SSH connection

Some common problems of ssh keys in GitHub Back

1. Checking for existing SSH keys

Mac	Windows	Linux
Open Terminal. Enter `ls -al ~/.ssh` to see if existing SSH keys are present. Check the directory listing to see if you already have a public SSH key. If not, generate a new one.	Open Git Bash. Enter `ls -al ~/.ssh` to see if existing SSH keys are present. Check the directory listing to see if you already have a public SSH key. If not, generate a new one.	Open Terminal. Enter `ls -al ~/.ssh` to see if existing SSH keys are present. Check the directory listing to see if you already have a public SSH key. If not, generate a new one.

2. Generating a new key

Mac	Windows	Linux
Open Terminal. Paste the text below, substituting in your GitHub email address. `$ ssh-keygen -t rsa -b 4096 -C "your_email@example.com"` When you're prompted to "Enter a file in which to save the key," press Enter. This accepts the default file location. At the prompt, type a secure passphrase.	Open Git Bash. Paste the text below, substituting in your GitHub email address. `$ ssh-keygen -t rsa -b 4096 -C "your_email@example.com"` When you're prompted to "Enter a file in which to save the key," press Enter. This accepts the default file location. At the prompt, type a secure passphrase.	Open Terminal. Paste the text below, substituting in your GitHub email address. `$ ssh-keygen -t rsa -b 4096 -C "your_email@example.com"` When you're prompted to "Enter a file in which to save the key," press Enter. This accepts the default file location. At the prompt, type a secure passphrase.

3. Adding SSH keys to the ssh-agent

Mac	Windows	Linux
Ensure ssh-agent is enabled: `$ eval "$(ssh-agent -s)"` Add your SSH key to the ssh-agent. `$ ssh-add ~/.ssh/id_rsa`	Ensure ssh-agent is enabled: If you are using Git Bash, turn on ssh-agent: `$ eval "$(ssh-agent -s)"` If you are using another terminal prompt, such as Git for Windows, turn on ssh-agent: `$ eval $(ssh-agent -s)` Add your SSH key to the ssh-agent. `$ ssh-add ~/.ssh/id_rsa`	Ensure ssh-agent is enabled: `$ eval "$(ssh-agent -s)"` Add your SSH key to the ssh-agent. `$ ssh-add ~/.ssh/id_rsa`

4. Testing SSH connection

Mac	Windows	Linux
Open Terminal. Enter the following: `ssh -T git@github.com` Verify that the resulting message contains your username. If you see a message that contains "access denied," see "Error: Permission denied (publickey)".	Open Git Bash. Enter the following: `ssh -T git@github.com` Verify that the resulting message contains your username. If you see a message that contains "access denied," see "Error: Permission denied (publickey)".	Open Terminal. Enter the following: `ssh -T git@github.com` Verify that the resulting message contains your username. If you see a message that contains "access denied," see "Error: Permission denied (publickey)".

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Aleen^®

More than a coder, more than a designer

modified at 2019-03-20 09:46:21

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