Difference between revisions of "Scanning Configuration"

Revision as of 17:29, 28 June 2013

Antivirus

GWAVA will stop viruses before entering the Email system or if they cam from an internal source.

Antispam

Spam Detection - What to do for messages classified as SPAM.

SURBL - URLs that are found in the body of a message.

RBL - IP Addresses or DNS names found in the message header.

IP Reputation - Compare IP to known Spamming IP Addresses

SPF - Verify Sending IP address can send for domain.

Denial of Service - Reject IP addresses that attempt too often.

Conversation tracking - Track conversation between people and override SPAM results.

Spam reporting - Report messages that are SPAM.

Text filtering

Subject+body filter

Subject filter

Body filter

MIME filtering

MIME filters allow for scanning of the RAW message data. Ever bit will be scanned as is with no decoding of attachments. There are 2 types of MIME filters:

Raw Message filter

Message header filter

Oversize

Messages that contain large attachments can be blocked by using the Oversize filter

Undersize

Sending Email servers will probe an email server to try and get small amounts of data in. This can be prevented using the Undersize filter

Fingerprinting

The Fingerprinting option allows the Administrator to block messages if the contain certain files.

Image Analyzer

The Image Analyzer tool will scan messages for pornographic or obscene images.

Attachment Types.

GWAVA has the ability to block message that contain certain Attachment Types.

Source Address Filter

Specific sending email address or domains can be blocked using the Source Address Filter

Destination Address Filter

Recipient email address or domains can be filtered using the Destination Address Filter

IP Address filter

The filter allows specific IP Address to be filtered.