Checks whether Secure Socket Layer (SSL) encryption is enabled for an ApsaraDB for Redis instance.

The standard and cluster Instances of Redis 2.8 and the cluster instances of Redis 4.0 support secure sockets layer (SSL) encryption. You can enable SSL encryption to enhance data transmission security.

You can enable or disable SSL encryption or update the SSL certificate for an ApsaraDB for Redis instance in the following ways:

Note After SSL encryption is enabled, the instance may respond slower.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes DescribeInstanceSSL

The operation that you want to perform. Set the value to DescribeInstanceSSL.

InstanceId String Yes r-bp1zxszhcgatnx****

The ID of the instance that was queried.

RegionId String No cn-hangzhou

The ID of the region where the instance is deployed.

Response parameters

Parameter Type Example Description
SSLEnabled String Enable

Indicates whether SSL encryption is enabled. Valid values:

  • Enable: SSL encryption is enabled.
  • Disable : SSL encryption is disabled.
SSLExpiredTime String 2020-08-05T09:05:53Z

The expiration time of the SSL certificate.

InstanceId String r-bp1zxszhcgatnx****

The ID of the instance.

RequestId String 02260F96-913E-4655-9BA5-A3651CAF****

The ID of the request.

CertCommonName String r-bp1zxszhcgatnx****

The common name of the SSL certificate, which is the domain name for which you want to apply for the SSL certificate. The default value is the internal endpoint of the instance.


Sample requests
&<Common request parameters>

Sample success responses

XML format


JSON format

	"SSLEnabled": "Enable",
	"SSLExpiredTime": "2020-08-05T09:05:53Z",
	"InstanceId": "r-bp1zxszhcgatnx****",
	"RequestId": "02260F96-913E-4655-9BA5-A3651CAF****",
	"CertCommonName": "r-bp1zxszhcgatnx****"

Error codes

For a list of error codes, visit the API Error Center.