Email security check

Mail server security is particularly important because phishing emails reach you through them. Since mail servers are always accessible via the internet, they present a significant attack surface.

Why mail security checks

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Our top reasons for mail security checks:

  • The majority of attacks begin with phishing emails – we help you minimize this attack vector
  • Defending against and detecting phishing emails must occur on two levels: technically and through employee awareness, e.g., with the help of phishing campaigns

 

When to perform mail security checks

In our view, the best times are:

  • If you want to find out as a first step how effective your technical defenses against phishing emails are
  • Regularly, to validate that no new vulnerabilities emerge

 

Results

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Typical results of mail security checks include:

  • Determining whether emails from spoofed senders are delivered
  • Determining whether the validity of email addresses can be confirmed
  • Determining whether emails with malicious attachments are delivered or if security mechanisms can be bypassed
  • Determining whether security measures, such as an “External Sender” banner, can be bypassed
  • Opportunities to improve existing technical measures

 

What we need from you

To perform a mail security check, we require from you:

  • IP addresses of your mail servers
  • For detailed testing: access to a mailbox to verify the results of our tests

 

Book a free initial consultation now

Whether it’s a pentest, red teaming, or “something in between”—
we look forward to talking to you!