e finished reading all those help pages. Now let's move on.First we need to enter a sender. We do this by typing 'MAIL FROM: *fake Email address*' (remove the quotes and replace fake Email address with the fake Email address of your choice, say... bgates@microsoft.com (but leave the * and the *)).The mail server should reply with this message:250 bgates@microsoft.com... Sender okNext we type 'RCPT TO: *recipient*'. Replace recipient with the target, say victim@victim.com. We should get250 victim@victim.com... Recipient okYou can add recipient by simply doing this command several times, only with different recipients.Now, let's move on to the actual message body. Type 'data' to start writing the body of the message.354 Enter mail, end with "." on a line by itselfNow let's type in some stuff...Subject: fake message (note about this line: in this line you get to determine what subject you want to give for your message).Hello. This is a fake Email message.I'm bored.Gimme something to hack!!.Now we get this250 CAA15313 Message accepted for deliveryYou must be wondering right now what the heck is that number after the 250. This is called the message ID (or MID). It's just a stupid number, but we'll use them later... don't you worry your pretty head about this.Now, if you were the recepient you would have got a 100% reliably-looking fake mail. OR IS IT?Let's take a look at what the recepient would get...Hmm... welp, looks like an ordinary message to me. At least it does to the ordinary user.Now let's look at the headers.Headers are a couple of lines which come with every Email address. Most of today's Email clients show only the simpler parts of the header (sender, subject, date and time etc'), but right now we need the full header.On Netscape Messanger displaying the full headers is done by going to View ==* Headers ==* All.On Eudora this is done by clicking on the button which displays the "blah blah blah" caption when you put you...