Many of them believe cybersex to be similar to pornography—an extension of fantasy that actually helps to keep them from physical affairs with other people.
Consider the following statement from a 41-year-old married man (all citations are from to cheat—something that may even add spice to their offline relationship.
These people believe that if they do not even know the real name of their cybermate—and never actually see them—their affair cannot be regarded as from a moral point of view; it's no different from reading a novel or other form of entertainment.
In other words, a way to play out fantasies in a safe environment.
Online sexual activity can involve various activities, such as viewing explicitly sexual materials, participating in an exchange of ideas about sex, exchanging sexual messages, and online interactions with at least one other person with the intention of becoming sexually aroused.