Merge pull request #1120 from ably/fix/1079

Fix/1079
ably · Jul 26, 2021 · 2556ab5 · 2556ab5
2 parents 91e3588 + d3cb627
commit 2556ab5
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/Source/ARTURLSessionServerTrust.m b/Source/ARTURLSessionServerTrust.m
@@ -20,7 +20,13 @@ @implementation ARTURLSessionServerTrust
 - (instancetype)init:(dispatch_queue_t)queue {
     if (self = [super init]) {
         _queue = queue;
-        _session = [NSURLSession sessionWithConfiguration:[NSURLSessionConfiguration defaultSessionConfiguration] delegate:self delegateQueue:nil];
+        NSURLSessionConfiguration *config = [NSURLSessionConfiguration ephemeralSessionConfiguration];
+        if (@available(iOS 13.0, macOS 10.15, tvOS 13.0, *)) {
+            config.TLSMinimumSupportedProtocolVersion = tls_protocol_version_TLSv12;
+        } else {
+            config.TLSMinimumSupportedProtocol = kTLSProtocol12;
+        }
+        _session = [NSURLSession sessionWithConfiguration:config delegate:self delegateQueue:nil];
     }
     return self;
 }