“NSURLErrorDomain” - code: 18446744073709550594 Ajax call on Xcode 7

Question

I am trying to make an asynchronous call from Xcode 7 as follows and I end up seeing this error \"NSURLErrorDomain\" - code: 18446744073709550594 This code was fine when I u

Answer 1

I got this exact error code when trying to connect to a server with ancient TLS support. Workaround: add NSExceptionRequiresForwardSecrecy to the app's Info.plist:

NSExceptionDomains 

  MY_SERVER_DOMAIN
  
    NSExceptionRequiresForwardSecrecy