GTUBE
GTUBE (of . English : G ENERIC T est for U nsolicited B ulk e mail ) is a 68-character test string , which the review of anti- spam is used solutions, especially by those who in the filter - program SpamAssassin based.
Details
A so-called anti-spam value of 1000 is entered with the standard settings within SpamAssassin . This anti-spam score is a measure by which an anti-spam solution assesses a single email for characteristics of spam. The higher this value, the more likely it is that an email is spam (or a spam filter test).
The content of the test string is:
XJS*C4JDBQADN1.NSBN3*2IDNEN*GTUBE-STANDARD-ANTI-UBE-TEST-EMAIL*C.34X
This should be inserted as text in a test email, without spaces or line breaks.
One possible email in RFC-822 format is this:
Subject: Test spam mail (GTUBE) Message-ID: <GTUBE1.1010101@example.net> Date: Wed, 23 Jul 2003 23:30:00 +0200 From: Sender <sender@example.net> To: Recipient <recipient@example.net> Precedence: junk MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit This is the GTUBE, the Generic Test for Unsolicited Bulk Email If your spam filter supports it, the GTUBE provides a test by which you can verify that the filter is installed correctly and is detecting incoming spam. You can send yourself a test mail containing the following string of characters (in upper case and with no white spaces and line breaks): XJS*C4JDBQADN1.NSBN3*2IDNEN*GTUBE-STANDARD-ANTI-UBE-TEST-EMAIL*C.34X You should send this test mail from an account outside of your network.
Similar to the GTUBE string, the EICAR test file is used for anti- virus solutions .