Help Center/ Security Technologies and Applications/ Best Practices/ Disposal of Spam Mails Sent to External Systems/ What Is Spam Email and How It Is Harmful
Updated on 2022-12-01 GMT+08:00
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What Is Spam Email and How It Is Harmful

What Is Spam Email?

Spam email is unsolicited and unwanted junk email that is sent out in bulk to an indiscriminate recipient without the permission of the recipient. Usually, spam email always:

  • Has no title, no sender, or source address.
  • Has false information in the subject or content.
  • Includes fraud information.
  • Contains immoderate or illegal content.
  • Hides harmful information such as viruses in the content.

How Is Spam Email Harmful?

Email is one of the important communication tools in today's society. Spam email will:

  • Reduce communication quality: Spam email occupies a large amount of network bandwidth, affects the network transmission speed, and may cause mail server congestion.
  • Damage the interests of the recipient: Spam usually contains hidden phishing links that may cause data leakage of recipients. Recipients may be then tricked into leaking credentials or business secrets. Spam email is repeated and spread quickly, it takes a lot of time and money for the recipient to stop it.
  • Spread harmful information: Spam email is always used to spread harmful information such as rumors.