Hello, all Now problem at process of connecting. Server delayed in subfunction getkeys in file arq.pm, at string $dh->generate_keys; Library work properly (testing this function in alone file, with input as in server. .connectsecond = 19 give normal output) I am looking more in this problem but can i turn off security or return from sub simple number without generate_keys. Why this is crypt tehnology need in server, for future?