Blacklist and Whitelist, both are basic Access Control Mechanism. Blacklist or Whitelist is generally applied to the elements like email addresses, users, passwords, URLs, IP Addresses, domain names etc.
Captcha Bank gives you the freedom to add Custom Error Message. You just need to navigate to the Message Setting Menu & there you have to type the error message you want to show in place of default error messages.
Logical Captcha asks some logic based question which protects from false login attempts. These logical questions are based on simple mathematical operations like Arithmetic, Relational and Arrange Order.
Captcha is mainly a collection of distorted images with text or numbers. The text or numbers are in such a way that bots or any computer program are not able to solve the captcha.
To set up Sendgrid SMTP, firstly you will need to create a SendGrid Account. If you do not have an account on SendGrid, browse the https://sendgrid.com/ to create an account. The second thing you need is a Sendgrid API.
To set up Mailgun SMTP, firstly you will need to create a Mailgun Account. To create an account on Mailgun, browse the https://www.mailgun.com/. You also need a Domain Name & API Key.
To send Yahoo Mail, configure the below settings in the email program which you want to use. This will helps you to upload messages to your email provider’s mail server.
You have to set the following details in the WP Mail Booster Plugin in order to configure Office 365 using Username & Password. SMTP Host: smtp.live.com, SMTP Port: 587, Username: Office 365 account email.