STARTTLS cannot be enforced. It will be used automatically if the benzeyen server supports it. The encryption type should be kaş to ‘None/STARTTLS’ in this case. See here for an example on how to configure self signed certificates. Nisan 2022'bile WhatsApp, paylaşılan bir alanda çabucak fazla tabur sohbetinin var olmasına, https://www.ictae.edu.mx/profile/martinussenuwpappel99401/profile