Desktop messenger

A simple messenger with support for user registration.

Back-end:

Service server - Authentication, registration, password recovery, tracking of users who are online, etc.

Message server - Sending and deleting messages, deleting chats, downloading message history and synchronizing messages.

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Main features:

1. Registration and email confirmation.

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2. Login by login or email with primitive asymmetric password encryption.

3. Search for users.

4. Receiving new messages.

5. Delete for all chat or individual message.

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5. The time of messages, the last time online, local storage of messages, synchronization between clients, etc.