Hacking tutorial

Here in the "Other Techniques" I will explain some small tricks you can do,
and some other stuff, since we just talked about spoofing I'll start
with how to do mail spoofing:

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To spoof mails in a UNIX enviorment.
It's so easy it's sad, so here we go.

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telnet  25            | connect to a host that's running sendmail
helo                  | identify with the server.
mail from:    | name the sender of the mail (any mail address)
rcpt to:        | name the receiver of the mail.
data                        | start command for mail's body
.                           | sends mail
quit                        | logs you out correctly

example:

telnet 127.0.0.1 25
helo microsoft.com
mail from: root@microsoft.com
rcpt to:root@localhost
data
Yes we know we cant write any programs that's stable,
and yes, we also know that windows sucks ...
.
quit