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Email Security with Cisco IronPort by Chris Porter

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Chapter 15. Advanced Topics

In this chapter, you will learn the following:

• New protocols for authentication of email senders

• New challenges in regulatory compliance that place pressure on messaging directors

• How to protect an organization’s intellectual property in email

Recent Developments

Recent industry noise might convince you that email as a communications medium is on its way out. However, the raw statistics don’t bear this out; although daily Internet email volumes fluctuate day to day, it’s apparent that volumes of Internet and internal email are on the rise. As of this writing, the Cisco statistics on spam and other threat messages shows a change in approach from high volume, less sophisticated, advertising junk to lower volumes ...

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