function readOnly(count){ }
Starting November 20, the site will be set to read-only. On December 4, 2023,
forum discussions will move to the Trailblazer Community.
+ Start a Discussion
JasoN ZhanG 4JasoN ZhanG 4 

How to fix the error when call the Restful webservice

We have got one notification Salesforce Disabling TLS 1.0 Encryption in Sandboxes on June 25, 2016 (See attached file ), We have one application call the restful webservice in our sandbox(ORG ID : 00Dg0000006Txzb ,I have grant saleforce support the access ) , but when we call the restful webservice  get one error : call to token URL https://cs17.salesforce.com/services/oauth2/token failed with status 400, response   ,    Stronger security is required  
User-added imageUser-added image
User-added image
but we can  open the test link successfully .
User-added image
and the TLS setting is correct .  and we can login to the sandbox via IE and chrome successfully . want to know how to fix this issue, thank you very much! 
JasoN ZhanG 4JasoN ZhanG 4
this is the notification we got , and you can find more detail in this article : https://help.salesforce.com/apex/HTViewSolution?urlname=Salesforce-disabling-TLS-1-0&language=en_US&  .
User-added image