Can an EC2 instance have multiple key pairs?
Can an EC2 instance have multiple key pairs?
EC2 doesn’t support multiple Key Pairs by default. And updating Key Pairs (adding new keys, replacing existing keys, or deleting existing keys) is not supported by default. User Data allows you to deploy a bunch of Key Pairs on an EC2 instance during bootstrapping.
Can we change the pem file of EC2 instance?
The pem file received from the AWS cannot be re-downloaded again. In this scenario, there are two possible solutions either to restrict the IP from which the servers will be accessed or set up a new instance and reconfigure it by generating a new PEM file from AWS.
How do I associate key pairs with EC2 instance Windows?
Open the Amazon EC2 console at https://console.aws.amazon.com/ec2/ .
- In the navigation pane, under Network & Security, choose Key Pairs.
- Choose Create key pair.
- For Name, enter a descriptive name for the key pair.
- For Key pair type, choose RSA .
What are the states in an EC2 instance?
Instance lifecycle
| Instance state | Description |
|---|---|
| running | The instance is running and ready for use. |
| stopping | The instance is preparing to be stopped or stop-hibernated. |
| stopped | The instance is shut down and cannot be used. The instance can be started at any time. |
| shutting-down | The instance is preparing to be terminated. |
How do I access EC2 instance without key pair?
How To Connect To An AWS EC2 Instance Without Key Pair:
- Step 1: Open your favorite web browser and connect to AWS console.
- Step 2: Navigate to AWS EC2 and select the instance you want to connect and click ‘Connect’.
- Step 3: Select ‘Session Manager’ and click ‘Connect’.
How do I access AWS EC2 Windows instance without key pair?
A key pair, consisting of a public key and a private key, is a set of security credentials that you use to prove your identity when connecting to an Amazon EC2 instance. Amazon EC2 stores the public key on your instance, and you store the private key.