By now you already know that to access your website you need to sign in to you Squirrel Mail account. SquirrelMail is an online webmail service application for Web servers. SquirrelMail is commonly included in Web panel administration tools such as cPanel as a way of accessing your website’s email. Webmail services do not require any setting up or configuration. Logging in to SquirrelMail is easy and only requires your user name and password.