Online services

Online services

Any business that provides its subscribers with a wide variety of data transmitted over telecommunications lines, an infrastructure in which they can communicate with one another as well as the means to connect with an almost unlimited number of third-party information providers.

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Online services > Internet

open relay

Software; Email

An SMTP email server that allows outsiders to relay email messages that are neither for nor from local users. Often exploited by spammers and hackers.

opt-in

Software; Email

A specific, pro-active, request by an individual email recipient to have their own email address placed on a specific mailing list. Many list renters and buyers now require list ...

opt-out

Software; Email

A specific request to remove an email address from a specific list, or from all lists operated by a single owner. Also, the process of adding an email addresses to lists without ...

pass-along

Software; Email

An email recipient who got your message via forwarding from a subscriber. (Some emails offer "forward to a friend" in the creative, but the vast majority of pass-alongs happen ...

permission

Software; Email

The implicit approval given when a person actively requests to have their own email address added to a list.

personalization

Software; Email

A targeting method in which an email message appears to have been created only for a single recipient. Personalization techniques include adding the recipient's name in the ...

phishing

Software; Email

A form of identity theft in which a scammer uses an authentic-looking email to trick recipients into giving out sensitive personal information, such as credit-card or bank account ...