Permission Denied (publickey) error when I push (GitHub)

I share solution next error:

Permission Denied (publickey)' error when I push!

Steps:

Step 1:

Search de folder .ssh, you find the folder on your user:  (if the folder doesn´t exist then you need to create the folder with the command mkdir inside on your_user)

Linux:  /home/my_user/.ssh
Windows: C:\Users/my_user/.ssh


Step 2: Run the next command and press enter: (Leave blank what they ask)

ssh-keygen


Step 3:

Before command generate the file id_rsa.pub, open the file by command or any editor and copy of content.

Step 4:

Go to your profile on  GitHub:

Choose Settings --> SSH and GPG Keys --> New SSH Key --> Copy content from file id_rsa.pub


And try to git push again.


















References:
https://gist.github.com/adamjohnson/5682757