Most of the companies require 2-step verification on email accounts of their employees.
To know more why and how to set 2-step verification on Gmail, check this article.
So, if your account also have such a security restriction, you need to generate unique password for every application you want to use your credentials for.
To generate new password proceed with the following steps:
- Log in to your Google account. Click on the top right corner and choose "Google account".
- Click Security on the left and then go to App passwords.
- Log in to your Gmail account again to verify yourself and continue.
- Select app ("Other" and enter linkedcamp.com) and click Generate
You will receive unique code that can be used only once. Please, remember, to copy it straight away. The code will be shown to you only once!