# ListedHostKey
<a name="API_ListedHostKey"></a>

Returns properties of the host key that's specified.

## Contents
<a name="API_ListedHostKey_Contents"></a>

 ** Arn **   <a name="TransferFamily-Type-ListedHostKey-Arn"></a>
The unique Amazon Resource Name (ARN) of the host key.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 1600.  
Pattern: `arn:\S+`   
Required: Yes

 ** DateImported **   <a name="TransferFamily-Type-ListedHostKey-DateImported"></a>
The date on which the host key was added to the server.  
Type: Timestamp  
Required: No

 ** Description **   <a name="TransferFamily-Type-ListedHostKey-Description"></a>
The current description for the host key. You can change it by calling the `UpdateHostKey` operation and providing a new description.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 200.  
Pattern: `[\p{Print}]*`   
Required: No

 ** Fingerprint **   <a name="TransferFamily-Type-ListedHostKey-Fingerprint"></a>
The public key fingerprint, which is a short sequence of bytes used to identify the longer public key.  
Type: String  
Required: No

 ** HostKeyId **   <a name="TransferFamily-Type-ListedHostKey-HostKeyId"></a>
A unique identifier for the host key.  
Type: String  
Length Constraints: Fixed length of 25.  
Pattern: `hostkey-[0-9a-f]{17}`   
Required: No

 ** Type **   <a name="TransferFamily-Type-ListedHostKey-Type"></a>
The encryption algorithm that is used for the host key. The `Type` parameter is specified by using one of the following values:  
+  `ssh-rsa` 
+  `ssh-ed25519` 
+  `ecdsa-sha2-nistp256` 
+  `ecdsa-sha2-nistp384` 
+  `ecdsa-sha2-nistp521` 
Type: String  
Required: No

## See Also
<a name="API_ListedHostKey_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/transfer-2018-11-05/ListedHostKey) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/transfer-2018-11-05/ListedHostKey) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/transfer-2018-11-05/ListedHostKey)