Spam blocker is the phrase used to describe a type of computer software that is designed to prevent spam, or unsolicited e-mail sent in bulk to a large number of recipients, from going directly to the inbox of your e-mail client.
Also known as spam filters, spam fighters or anti-spam utilities, spam blocking software has evolved from simply watching for keywords in the subject line of messages to using advanced technology like Bayesian and similar heuristic filters to help identify spam through suspicious word patterns or word frequency.
See All About Software: categories of applications software explained.
- spam trap
An option in an e-mail that appears to be a legitimate unsubscribe option. When the e-mail recipient clicks the link and unsubscribe, they are actually validating their e-mail address to the spammer for future use.
Slang term for spam e-mail address, a person’s secondary e-mail address, which is used for registering to receive newsletters, discussion forums and for other Web sites requiring sign-ups where you may receive frequent e-mails. The spamdress is used in place of a primary e-mail address to assist in keeping spam out of the primary account. […]
Software that is used by spammers to send out automated spam e-mail. Spamware packages may also include an e-mail harvesting tool.
- spanning tree protocol
Abbreviated STP, a link management protocol that is part of the IEEE 802.1 standard for media access control bridges. Using the spanning tree algorithm, STP provides path redundancy while preventing undesirable loops in a network that are created by multiple active paths between stations. Loops occur when there are alternate routes between hosts. To establish […]
- spatial compression
A compression algorithm applied to a single frame of video independently, where the video image is compressed much like a JPEG image would be compressed.