Exam 14: Mail Vulnerabilities

____________________ is a way of tampering with e-mail so that the message received appears to be from a known and trusted person,when it is actually sent by an impostor.

____________________ is the practice of sending an identical e-mail repeatedly to the target user.

____ allows users to access e-mail messages that remain on the mail server.

Attackers can disrupt network services, spread viruses, and deny service to network users by exploiting the vulnerabilities of e-mail.

SMTP, IMAP, and POP are the main protocols supporting e-mail systems all over the world.

What are the functions of IMAP?

____________________ uses e-mails from a purported financial institution (often eBay or Paypal) stating that there is something wrong with an account, and the account holder needs to log in to set it straight.

___________________________________ is the method used to transfer e-mail messages from one server to another or from a client computer to a server.

How can an SMTP server be exploited?

An e-mail message stored on an IMAP server can be modified from any remote location with access to Internet.

____, as a technique, is quite similar to e-mail bombing. However, it is accomplished differently and involves enrolling potentially hundreds of target users through e-mail lists and distributed e-mail message systems.

A ____ entry permits hackers to take complete control of a mail system.

Firefox is a browser that is free of bugs, coding errors, or vulnerabilities.

Most corporate mail servers allow third-party mail relaying.

The Morris worm created chaos on the Internet in 1988 by spreading through the ____ program.

Describe the main characteristics of buffer overflow attacks for SMTP servers.

____ are used by programs on the Internet (remote) and on a user's computer (local) to confirm the user's identity to any third party concerned.

____________________ is commercial or nuisance e-mail with no effective opt-out system.