Junk Folder: how does it work?
Junk folder or spam folder is a place used to store unwanted incoming email so that it does not end up in the user's mailbox. All major email clients and webmail services contain junk mail folders (commonly referred to as spam folders). These filtering systems help users reduce the amount of junk and promotional email common in the 21st century. How does the Junk folder work? When you receive a message, your email service checks the time it was sent, the sender's email address, and the content of the message. If any of these aspects look suspicious, the client filters…