... Introduction to the X Window System 1.1 The X Window System The History of X The Renaissance: New X Versus Old X X by Any Other Name Seven Layers of an X- based GUI Where Is... Control xauth and Magic Cookies The X Security Extension Low-Bandwidth X (LBX) X Tunneling with SSH Using Public Keys with SSH Using Passphrase Protection of SSH Keys OpenSSH and the SECURITY Extension... essential extensions, and Xt-based toolkits New X development was kicked off by the release of the RENDER extension in 2000, which, along with Xft, OpenGL, the COMPOSE extension, and non-Xt toolkits