Hi All - we are glad to have you on board!
클라우드 로그인은 어떻게해야하죠?
Could you write your question in English?
Based on google translation, I think you are asking how to log into Cloud. Please provide your contact information here - https://cloud.mbed.com/contact and one of the Partner/Sales team members will help you with access. Apologies if we misunderstood your question. If that is the case, please let us know how else we can help.