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How to Perform Nylas N1 Email Header Analysis


Nylas N1 is a desktop-based email application that is specially designed for Mac OS and further extended to Windows and Linux operating system also. Moreover, Nylas N1 is also a new email application that is becoming popular among Mac OS X users. Nylas N1 is an open source email application and compatible with multiple Yahoo, IMAP, Gmail and Microsoft Exchange accounts. As its main function is to send or receive emails so, while receiving an email a unique email header is also attached with each email. It contains all important information related to each email such as route, IP address, MIME version, etc., which is important from investigation perspective.

Purpose of Nylas N1 Email Header Analysis


Cybercrimes nowadays are increasing at a rapid rate due to which it become important for forensic experts to perform email header analysis to resolve the case. Therefore, in order to collect the evidence from a particular email of a suspect, there is a need to perform Nylas N1 Email Header Analysis. The most simple and easiest method to investigate the email message is Nylas N1 mail header analysis.

How to View Nylas N1 Email Header


Before analyzing the header of any email, first, there is a need to view Nylas N1 mail header of that email. However, the complete email header is not directly visible to the user. Therefore, it becomes necessary to open and view the email header of Nylas N1 by following the steps discussed below:

  • First, open Nylas N1 application on your system and then, select the message for which a user wants to view the email header

Nylas User Interface

  • Now, navigate to the View menu
  • After that, select the View Raw Source option

view message source

Complete Email Header:

view Nylas N1 Mail Header

Purpose of Each Parameter of Nylas N1 Email Header in Detail


In this segment of the post, a detailed description of each header in Nylas N1 email header is discussed:

Return-Path: It is a reply back address or email address of the sender where the email message is to be sent back.

Envelope-to: It is that email header, which determines the complete email IDs of the receivers who has accepted that particular email message.

Delivery Date: This Nylas N1 mail header determines the date and time at which desired message is received by the receiver and in a standard format.

Received: This parameter of email header easily displays the full information of a sender and receiver of an email such as email ids, IP address, etc. It is the most important attribute of the Nylas N1 mail header that defines the whole route followed by the message to reach the destination.

Message-ID: A unique id is assigned to each email so that it can identified separately. This header display that unique combination of character and number with some file extension.

Content Type: The type of content in a particular email message is defined by this attribute of the email header.

Content Transfer Encoding: It displays the value of content transfer encoding in a readable form.

Subject: It is a technical attribute that determines the purpose of the email message.

To: This Nylas N1 mail header signifies the email address of the receiver of the message or to whom email has to be delivered.

X-Mailer: This email header signifies that what all are the software program utilized to draft and send the original message.

X-AntiAbuse: It is sent by the hackers from specific and unprotected user's site.

Spam-Score: It can be a zero or negative value.

X-Spam-Status: It used to identify whether the message is spam or not.

Content Preview: It indicates the type of content and previews the content.

MIME: Multi-Purpose Internet mail Extensions helps a user in exchanging various data files over the network. In addition, it displays the version of MIME used by an email such as in Nylas N1 it is 1.0.

Conclusion


Our main purpose is to make users aware about the email header they are receiving from each other in order to protect them from any cybercrime. Therefore, in this, how a user can view the email header of Nylas N1 and complete analysis of Nylas N1 email header is discussed. However, if a user wants then, he can use the Forensic Email Analyzer Software of any type of email to have a much better understanding of email and improve investigation any cybercrime.