Encrypting and transferring system email with Zeyple
Whether you choose Logdigest [1], LogSurfer [2], your own script, or cron [3], email is a common choice for quickly updating admins about the state of the system.
The information contained in system update messages is not just informative, it's also frequently sensitive, containing details such as usernames, email addresses, and even data that is subject to data protection legislation (Figure 1).
Figure 1: Email addresses, login information, and more: Many messages to sys admins include vulnerable data that easily can be sniffed through a man-in-the-middle attack.
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