Communication between Beesender server and messenger servers

	Facebook Messenger	Facebook	Skype	Viber	Telegram

	Facebook Messenger	Facebook	Skype	Viber	Telegram
Address of the server to which the beesender server connects	https://graph.facebook.com/	https://graph.facebook.com/			https://api.telegram.org/
What kind of connection protocol is there an API description	All connections are work with protocol https
How to log in to the server beesender in the messenger server (protocol)	OAuth 2.0	OAuth 2.0	OAuth 2.0	Authorization via the X-Viber-Auth- TokenHTTPS	HTTPS token authentication
Is encryption used for data acquisition via the API	For data protection, authorization and connection secure HTTPS protocol is used.

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