An SMTP (Simple Mail Transfer Protocol) server is a machine that transports mail, just like a Web server is a machine that displays Web pages when requested. An SMTP server is sometimes referred to as an outgoing mail server, which brings me to the point—you need one in order to complete the exercises in this chapter. On Linux/UNIX, Sendmail and Qmail are popular packages. On Windows, the SMTP service in the Windows NT Service Pack, or the service built into....

We saw at the beginning of this section that one way to embed client-side JavaScript into HTML documents is to use event handler attributes of HTML tags. The following table lists the standard event handler attributes and the HTML tags to which they may be applied. The first column of the table gives the event handler attribute name: these names always begin with "on". The second column of the table lists the HTML tags to which these attributes can be applied, and ex....

Linux was developed as a freely distributable version of UNIX. UNIX is the most widely used operating system in the world and has long been the standard for high-performance workstations and larger servers. UNIX, first developed in 1969, has a strong programmer-oriented user group that supports the operating system.How did UNIX get its name? It was based on an operating systems called MULTICS (MULTiplexed Information and Computing System). Ken Thompson, Dennis Ritchie, and Bri....

In mid-2002, an unprecedented series of major security flaws were uncovered in Windows 2000, Internet Explorer 6.0, and IIS 5.0, which are some of Microsoft’s most strategically important products. The resulting media backlash resulted in a now-famous "trustworthy computing" internal memo from Bill Gates to all Microsoft employees. The gist of the memo was this: Stop programming and take a look at what you’re doing from a security perspective. For two mon....

USENET is a collection of discussion groups (called newsgroups) available to Internet users. The over 13,000 newsgroups generate over 100M of traffic every day. Of all these newsgroups (which cover every conceivable topic), several are dedicated to Linux. These newsgroups are a useful forum for information and answers to questions about Linux.You can read USENET newsgroups through newsreader software that accesses either the Internet or a local site that offers USENET service ....