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A RBL (Real Time Block List) is a mechanism for determining the reputation of a sender IP address by looking up the sender IP through various RBLs that are configured in the system. RBL lookups are performed using DNS. The reputation of an IP is determined by ...

The IP & Network Override section will allow you to Permit or Deny specific IPs or Networks. The permit or deny action will occur at the perimeter check level. If the action is permit, then the perimeter checks will be effectively bypassed and the email will b...

The Sender Checks Bypass permits you to either Block or Allow sender email addresses or sender domains to specific Internal Recipients or entire Relay Domains. It's important to note that the Sender Checks occur AFTER the perimeter checks. For example, if you ...

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Sender Policy Framework (SPF) is a simple email-validation system designed to detect email spoofing by providing a mechanism to allow receiving mail exchangers to check that incoming mail from a domain comes from a host authorized by that domain's administrato...

DomainKeys Identified Mail (DKIM) is a protocol that allows verifiable email transmission though the use of cryptographic authentication. This is accomplished through the use of private and public keys. The private key is stored on the sending email server so ...

The settings below control the behavior of the ClamAV antivirus engine. ClamAV is the default engine that comes pre-configured with Hermes SEG. Additional antivirus scanners can be installed such as Sophos but the settings below ONLY apply to ClamAV. Scan Ema...

The Hermes SEG default antivirus engine (ClamAV) is not very effective at detecting malware when  using only its own signatures. Therefore, 3rd party ClamAV signature feeds have been developed. Using the correct 3rd party signatures, ClamAV becomes extreme...

In this page, you can manage problematic Antivirus Signatures that cause too many false positives. Determining a problematic signature is as simple as looking at a blocked email’s headers which would yield the actual signature that was used to block the email...

NOTE: This section requires any saved changes to be applied by clicking the Apply Settings button on the bottom of the page. User Portal Address This is the address for the users to reach the User Self-Service Portal. This is the address Hermes SEG uses to g...

This page allows you to customize Spam filter tests scores to fit your needs. If you have problems with certain email getting tagged as Spam or Non-Spam because of a particular test not scoring properly and training the Bayes Database does not yield the result...

Pyzor is a collaborative, networked system to detect and block spam using digests of messages.Pyzor must be initialized before Hermes SEG can utilize it. Initialization of Pyzor should only have to be done once per system. Click on the Initialize Pyzor button...

Vipul's Razor is a distributed, collaborative, spam detection and filtering network. Vipul's Razor must be initialized before Hermes SEG can utilize it. Initialization of Vipul's Razor should only have to be done once per system. Clicking the Initialize Razor ...

Occasionally, the Bayes Database can become corrupted or poisoned due to bad database training or other factors. Please press the Clear Database button to clear your database in order to start fresh training your Bayes Database again (Figure 1). Figure 1

File Extensions are helpful in identifying files contained in incoming email attachments. File extensions are used in File Rules which in turn are used in Spam/Virus/File Policies.  Utlimately Spam/Virus/File Policies are assigned to Internal Recipients in ord...

File Expressions are helpful in identifying files contained in incoming email attachments. File expressions are used in File Rules which in turn are used in Spam/Virus/File Policies.  Utlimately Spam/Virus/File Policies are assigned to Internal Recipients in o...

NOTE: This feature is only available with Hermes SEG Pro License. NOTE: This section requires any saved changes to be applied by clicking the Apply Settings button on the bottom of the page. Message Rules are useful is fine tuning the Hermes SEG Spam Filter ...

File Rules allow you to create rules containing either block or allow actions for file extensions, file types or file expressions. File rules are assigned to Spam/Virus/File Policies which in turn are assigned to Internal Recipients. Hermes SEG file rules are...

SVF (Spam/Virus/File) Policies contain settings that determine the behavior of Hermes SEG in terms of spam, viruses and attached files of incoming email. SVF Policies get assigned on a per Internal Recipient basis. Hermes SEG already comes pre-configured ...

Hermes SEG leverages the capabilities of Ciphermail in order to perform encryption/decryption of email messages. Ciphermail comes already installed and configured with the Hermes SEG appliance. Hermes SEG and Ciphermail have their very own Web GUI based approa...