# Fastly::Tls::PrivateKeys Attributes
## Syntax
To declare this entity in your AWS CloudFormation template, use the following syntax:
### JSON
<pre>
{
"<a href="#key" title="Key">Key</a>" : <i>String</i>,
"<a href="#name" title="Name">Name</a>" : <i>String</i>,
"<a href="#createdat" title="CreatedAt">CreatedAt</a>" : <i>String</i>
}
</pre>
### YAML
<pre>
<a href="#key" title="Key">Key</a>: <i>String</i>
<a href="#name" title="Name">Name</a>: <i>String</i>
<a href="#createdat" title="CreatedAt">CreatedAt</a>: <i>String</i>
</pre>
## Properties
#### Key
The contents of the private key. Must be a PEM-formatted key. Not returned in response body.
_Required_: Yes
_Type_: String
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)
#### Name
A customizable name for your private key
_Required_: No
_Type_: String
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)
#### CreatedAt
Date and time in ISO 8601 format. Read-only.
_Required_: No
_Type_: String
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)