1. A method for hiding sensitive data in a plain text environment, comprising: recognizing a starting key entered by a user in the plain text environment, wherein the starting key indicates to a working system that text input subsequent to the starting key that is entered by the user is to be hidden according to a specified hiding method; receiving subsequent plain text, the working system carrying out the hiding method on the plain text so that input plain text is not displayed on a user display in the plain text environment at a time that the plain text is being entered by the user; recognizing an ending key, ending the hiding method and displaying on the user display subsequently input plain text being entered by the user in the plain text environment; and recognizing in the plain text a plain text character indication of a user group wherein a member of the user group is allowed to view the plain text subsequent to the starting key conditionally on a recognizing of the indication.
1. A method for hiding sensitive data in a plain text environment, comprising: recognizing a starting key entered by a user in the plain text environment, wherein the starting key indicates to a working system that text input subsequent to the starting key that is entered by the user is to be hidden according to a specified hiding method; receiving subsequent plain text, the working system carrying out the hiding method on the plain text so that input plain text is not displayed on a user display in the plain text environment at a time that the plain text is being entered by the user; recognizing an ending key, ending the hiding method and displaying on the user display subsequently input plain text being entered by the user in the plain text environment; and recognizing in the plain text a plain text character indication of a user group wherein a member of the user group is allowed to view the plain text subsequent to the starting key conditionally on a recognizing of the indication. 6. The method as claimed in claim 1 , wherein the starting key and ending key are the same or different escape characters.