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Spamming refers to use of an electronic messaging system to send unsolicited messages especially advertising messages to a group of recipients. Unsolicited messages mean the recipient did not grant permission for those message to be sent. Anti-spam refers to the use of any software, hardware or process to block spam from entering a system. The anti-spam software uses a set of protocols to determine unsolicited and unwanted messages and prevent those messages from getting to a user’s inbox. Most of the Anti-spam solutions that are available today can be customized as per your needs, a

A Guide to Anti-Spam Software Anti-spam software dates back to the mid-1990s, when two software engineers started compiling a list of IP addresses from which they had received unsolicited and unwanted emails. The list was distributed as a Border Gateway Protocol to subscribers of the “Mail Abuse Prevention System” (“MAPS” or “SPAM” spelled backwards), which later developed into the Domain Name Server Blackhole List. More than twenty years later, the Domain Name Server Blackhole List (often called the Real-time Blackhole List or “RBL”) is still the primary mechanism used by anti-spam

Advanced anti-spam software contains mechanisms not usually incorporated into standard email filters that are effective at increasing the spam detection rate (often to beyond 99.9%) and mitigating email-borne threats. Typically these mechanisms include Greylisting, SURBL/URIBL filtering and SMTP controls. The function of each is again described below: Greylisting Greylisting is a process in which emails are returned to the server from which they were sent with a request for the email to be resent. Spammers´´ servers are often too busy to respond to the requests and the spam emai