Symantec 10744983 Administration Guide - Page 16

16 About Symantec Mail Security New features New features The following table lists the features that have been added to this version of Symantec Mail Security: Table 1-1 New features for Symantec Mail Security (all users) Category Features Description Threat protection features Improved email firewall Protects against directory-harvest attacks, denial-of-service attacks, spam attacks, and virus attacks. Sender Authentication Protects against phishing attacks, using the Sender Policy Framework (SPF), Sender ID, or both. Improved virus protection Additional virus verdicts protect against suspected viruses, spyware, and adware and quarantine messages with suspicious encrypted attachments. Email messages that may contain viruses can be delayed in the Suspect Virus Quarantine, then refiltered, with updated virus definitions, if available. This feature tcan be effective in defeating virus attacks before conventional signatures are available. View a list of available virus-definition updates. Inbound and outbound content controls True file type recognition for content compliance filtering Automatically detects file types without relying on file name extensions or MIME types. Keywords filtering within attachments, keyword frequency filtering Scan within attachments to find keywords from dictionaries you create or edit. Specify a number of occurrences to look for. Regular expression filtering Use regular expressions to further customize filter conditions by searching within messages and attachments. Support for Specify conditions that result in email being sent to Enterprise Vault and an archival email address or disk location. third-party archival tools