Asked by Norman Cooper on September 17, 2021
Categories: Technology and computing Computer networking
Rating: 4.8/5 (36 votes)
by Eric Hammond
|OS/Distro||Official AMI ssh Username||Legacy / Community / Other AMI ssh Usernames|
|RHEL 6.4 andlater||ec2-user|
|RHEL 6.3 and earlier||root|
How do I access my ec2 instance username and password? Password Authentication For AWS ec2
- Step 1: Login to the server using ssh client of your choice using the private key.
- Step 2: Open sshd_config file.
- Step 3: Find the Line containing “PasswordAuthentication” parameter and change its value from “no” to_“yes“
- Step 4: Setup a password for the user using “passwd” command along with the username.
What is a PEM file SSH? A key pair consists of a public key that AWS stores and a private key file that you store (downloaded as PEM file). PEM stands for Privacy Enhanced Mail and is a widely used X.509 encoding format used for security certificates. Together, the two keys enable you to securely connect to your EC2 instance usingSSH.
How do I access ec2 instance without key pair? 1 Answer
- You can try the following steps:
- Note: I did this for Ubuntu EC2.
- Step 1: Login as root using the keypair.
- Step 2: Set up the users and their passwords according to your requirements.
- Step 3: Edit the SSH configuration, which youcan do using /etc/ssh/sshd_config setting.
- Set the following parameters as given:
How do I connect two ec2 instances? 3 Answers
- Log onto AWS Console.
- Click on EC2 Service.
- In the left panel, click on Security Groups.
- Click on the button Create Security Group.
- An overlay will open.
- Put-in the name and description of your choosing.
- Click on the tab Inbound and click on Add Rule.
- Here, you are adding which port should acceptconnections.
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