Which version of the shield plugin is compatible for elastic search 2.3.1?

Elastic Stack Elasticsearch
1

I got this exception while installing shield plugin in offline mode !

NOTE: Unable to verify checksum for downloaded plugin (unable to find .sha1 or .
md5 file to verify)
ERROR: Plugin [license] is incompatible with Elasticsearch [2.3.1]. Was designed
for version [2.3.3]

2

How did you download the plugins for offline install?

3

by using this following link

License: https://download.elastic.co/elasticsearch/release/org/elasticsearch/plugin/license/2.3.1/license-2.3.1.zip1
Shield: https://download.elastic.co/elasticsearch/release/org/elasticsearch/plugin/shield/2.3.1/shield-2.3.1.zip