When using the Xcode 9 and run application on simulator following logs appear
[BoringSSL] Function boringssl_context_get_peer_sct_list: line 1754 received sct extension length is less than sct data length TIC Read Status [1:0x0]: 1:57
[BoringSSL] Function boringssl_context_get_peer_sct_list: line 1754 received sct extension length is less than sct data length
TIC Read Status [1:0x0]: 1:57
Have you set the scheme's OS_ACTIVITY_MODE to 'Disable'?
See answer here