TRITON - Web Security Help, Version 7.7 - Websense

Block PagesTo address this issue, users can mouse over whatever portion of the block page isvisible to see a tooltip-style popup with a brief block message. Clicking the messagecauses the full block page to appear in a separate window.To return to browsing the permitted content of the original page, users should close thewindow showing the block page. Due to browser restrictions, clicking the Back buttonon a block page opened from within a frame does not have any effect.If, when the block page is displayed in a new window, it offers a Use Quota Time orContinue option, clicking the button:1. Closes the new (popup) window.2. Displays the previously blocked content (and only that content) in the originalbrowser window.To see the original page, including the previously blocked content, do either of thefollowing:Re-enter the site URL.Use the browser Back button to return to the site, then refresh the page.Protocol block messagesTRITON - Web Security Help | Web Security Solutions | Version 7.7.xRelated topics: Working with block pages, page 121 Creating alternate block messages, page 127 Using an alternate block page on another machine, page 128When a user or application requests a blocked, non-HTTP protocol, Websensesoftware typically displays a protocol block message.When, however, a user requests a blocked FTP, HTTPS, or Gopher site from within abrowser, and the request passes through a proxy, an HTML-based block page displaysin the browser, instead.If an application requests the blocked protocol, the user may also receive an errormessage from the application, indicating that it cannot run. Application errormessages are not generated by Websense software.Some system configuration may be required to display protocol block messages onWindows machines:To display a protocol block message on client machines running Windows NT,XP, or 200x, the Windows Messenger service must be enabled. This service isdisabled by default. You can use the Windows Services dialog box to find out ifthe service is running on a given machine (see The Windows Services dialog box,page 524).120 Websense Web Security Solutions