Download Name : Ahmed AL_Balawi ID: 200600112

Systems Analysis
and Design
Instructor:
Dr. Blaine
Name:
Ahmed AL_Balawi
ID: 200600112
Email security
 Email is absolutely essential for most companies and individuals. The problem is
that it is increasingly used as a method of attack by outsiders and a source of
information loss.
 What is secure email?
 Login and passwords are encrypted
 Email contents are encrypted
 Authentication is required
 Goal of Email Security

Confidentiality
 A message is concealed by encoding it.
 Authentication
 Ensuring that information is accessible only to authorized person.
 Message integrity
 Ensures that the message received is the same as the message that was sent
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