Xcitium Secure Email Gateway Enterprise

• Introduction To Comodo Secure Email Gateway
  • Login To The Secure Email Gateway Module
  • Get Started
    • Cloud Customers
    • On-premise Customers
  • The Main Interface
• The Dashboard
  • System Usage Graphics
  • About Software
• System Configurations
  • Services
  • Licenses
  • Configure System Settings
    • System General Settings
    • Cache Settings
    • Session Settings
    • GUI Customization
    • System Backup
    • System Restore
    • Log Upload Settings
    • Postmaster Settings
    • Web UI SSL
    • SMTP TLS Settings
    • Update Database
    • Syslog Server
  • Logs
    • Log Files
    • Purge Files
  • Tools
    • Check Connectivity
    • Clear SMTP Queue
  • Session Reports
  • System Usage Statistics
• SMTP Configuration
  • SMTP (Send E-Mail Protocol) Settings
    • General Settings
    • Advanced Settings
    • Outbound Delivery Queue
  • Manage Domains
    • Manage Domain Names
    • Manage Domain Routes
    • Manage Smart Hosts
    • Default Domain Routing
  • Secure Email Gateway SMTP AUTH Connector
    • SMTP Authentication Settings
    • Block Users
    • Anomaly Detection
  • LDAP/Local DB/My SQL User Database
    • LDAP Profile
    • Local DB Users
    • My SQL User Database
  • Greylist
    • Greylist Ignored IP Addresses/Domains
  • Manage RBL Servers
  • Disclaimer
  • SMPT Relay
  • DomainKeys Identified Mail (DKIM)
  • Outgoing SMTP Limits
  • Incoming SMTP Limits
• Modules
  • Anti-spam
    • Anti-spam General Settings
    • Authorized Trainers
    • Advanced Anti-spam Settings
    • Bayesian Training
    • Content Filter
    • Signature Whitelist
    • Attachment Filter
  • Anti-Virus
    • Anti-Virus General Settings
    • Advanced Anti-Virus Settings
  • Korumail Reputation Network (KRN)
  • Anti-Spoofing
  • SMTP IPS/FW
    • SMTP IPS General Settings
    • Whitelist IP Addresses
    • Blocked IP Addresses
    • Rate Control
  • Auto Whitelist
  • Containment System
  • Data Leak Prevention (DLP)
  • Attachment Verdict System
• Profile Management
  • Add And Configure A New Profile
    • Edit A Profile
    • Delete A Profile
• Reports
  • Mail Logs Report
  • SMTP Queue Report
  • Delivery Logs Report
  • SMTP-AUTH Logs Report
  • Summary Reports
  • Domain Reports
  • Attachment Verdict Reports
  • Original Mail Request
• Quarantine & Archive
  • Quarantine & Archive Settings
    • Quarantine & Archive General Settings
    • Email Reports Settings
    • Admin E-mail Reports Settings
  • Quarantine Logs
  • Archived Mails
• About Comodo Security Solutions

SMTP TLS Settings

• Transport layer security (TLS) is a cryptographic protocol which provides encryption and privacy for email traffic.

• You need to install a certificate on your mail server in order to enable TLS.

• The 'SMTP TLS' area lets you create a new certificate or upload an existing certificate.

Open the 'SMTP TLS' settings interface

• Click 'System' > 'Settings' > 'SMTP TLS' tab.

• Enable SMTP TLS – Select to activate SMTP TLS

Create a certificate

• Click the 'Create certificate' link and enter the mandatory details:

• Validity - Specify the term length of the certificate in days. Note - certificates for public-facing websites have a maximum term length of 720 days.

• Country - Select the two-character code for your country.

• State - Two character code of the state/province in which your organization is located.

• City/Locality - The name of the city in which your organization is located

• E-mail - Your contact email address

• Department – Name of the department

• Host or IP address - Type the domain, hostname or IP address of the server you want to secure

• Click 'Save' to create the certificate.

Upload a certificate

• Click 'Upload certificate' then click 'Import'

• Click the upload button to browse for the certificate you wish to import

• Click 'Save'.