Configure antispam filter analysis

Steps

  1. (If applicable) Enable hybrid service spam scoring; in the box Email Hybrid Service analysis, mark the check box Use email hybrid service analysis with a threshold score for spam of.

    Select a spam score from the pull-down menu (floating point number between 0 and 20; default is 6).

    This option only displays when the Email Security Hybrid module is configured and running.

  2. From the section Tools, mark the check boxes for one or all of the following tools:
    1. Digital Fingerprinting analysis

      When enabled, digital fingerprint analysis checks message content for any digital fingerprint of known spam.

    2. LexiRules analysis

      When enabled, the LexiRules tool analyzes message content for word patterns commonly found in spam.

    3. Heuristics analysis

      When enabled, heuristics analysis checks the message header or content for spam characteristics.

    The on-premises software performs a complete antispam examination using the selected tools when the Email Security Hybrid module is not enabled.

  3. From the section Heuristics Analysis, set the heuristics analysis sensitivity level, from Lowest to Highest.
    The default is Medium.
  4. (Optional) Mark the check box Bypass antispam analysis if message size exceeds.

    In the text field, enter a message size in KB (default is 3072).

    Selection indicates to use message size to determine whether antispam analysis is bypassed.

  5. Configure additional filter settings and click OK.
    The antispam filter settings are saved.