Cisco Securing Email with Cisco Email Security Appliance v3.1 (SESA)

4.6 out of 5 rating

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Duration

4 Days

24 CPD hours

This course is intended for

Security engineers
Security administrators
Security architects
Operations engineers
Network engineers
Network administrators
Network or security technicians
Network managers
System designers
Cisco integrators and partners

Overview

After taking this course, you should be able to:
Describe and administer the Cisco Email Security Appliance (ESA)
Control sender and recipient domains
Control spam with Talos SenderBase and anti-spam
Use anti-virus and outbreak filters
Use mail policies
Use content filters
Use message filters to enforce email policies
Prevent data loss
Perform LDAP queries
Authenticate Simple Mail Transfer Protocol (SMTP) sessions
Authenticate email
Encrypt email
Use system quarantines and delivery methods
Perform centralized management using clusters
Test and troubleshoot

Description

This course shows you how to deploy and use Cisco© Email Security Appliance to establish protection for your email systems against phishing, business email compromise, and ransomware, and to help streamline email security policy management. This hands-on course provides you with the knowledge and skills to implement, troubleshoot, and administer Cisco Email Security Appliance, including key capabilities such as advanced malware protection, spam blocking, anti-virus protection, outbreak filtering, encryption, quarantines, and data loss prevention.
This course helps you prepare to take the exam, Securing Email with Cisco Email Security Appliance (300-720 SESA).

Describing the Cisco Email Security Appliance
  • Cisco Email Security Appliance Overview
  • Technology Use Case
  • Cisco Email Security Appliance Data Sheet
  • SMTP Overview
  • Email Pipeline Overview
  • Installation Scenarios
  • Initial Cisco Email Security Appliance Configuration
  • Centralizing Services on a Cisco
Administering the Cisco Email Security Appliance
  • Distributing Administrative Tasks
  • System Administration Managing and Monitoring Using the Command Line Interface (CLI)
  • Other Tasks in the GUI
  • Advanced Network Configuration
  • Using Email Security Monitor
  • Tracking Messages
  • Logging
Controlling Sender and Recipient Domains
  • Public and Private Listeners
  • Configuring the Gateway to Receive Email
  • Host Access Table Overview
  • Recipient Access Table Overview
  • Configuring Routing and Delivery Features
Controlling Spam with Talos SenderBase and Anti-Spam
  • SenderBase Overview
  • Anti-Spam
  • Managing Graymail
  • Protecting Against Malicious or Undesirable URLs
  • File Reputation Filtering and File Analysis
  • Bounce Verification
Using Anti-Virus and Outbreak Filters
  • Anti-Virus Scanning Overview
  • Sophos Anti-Virus Filtering McAfee Anti-Virus Filtering
  • Configuring the Appliance to Scan for Viruses
  • Outbreak Filters
  • How the Outbreak Filters Feature Works Managing Outbreak Filters
Using Mail Policies
  • Email Security Manager Overview
  • Mail Policies Overview
  • Handling Incoming and Outgoing Messages Differently
  • Matching Users to a Mail Policy Message Splintering
  • Configuring Mail Policies
Using Content Filters
  • Content Filters Overview
  • Content Filter Conditions
  • Content Filter Actions
  • Filter Messages Based on Content
  • Text Resources Overview
  • Using and Testing the Content Dictionaries Filter Rules
  • Understanding Text Resources
  • Text Resource Management
  • Using Text Resources
Using Message Filters to Enforce Email Policies
  • Message Filters Overview
  • Components of a Message Filter
  • Message Filter Processing
  • Message Filter Rules
  • Message Filter Actions
  • Attachment Scanning
  • Examples of Attachment Scanning Message Filters
  • Using the CLI to Manage Message Filters
  • Message Filter Examples
  • Configuring Scan Behavior
Preventing Data Loss
  • Overview of the Data Loss Prevention (DLP) Scanning Process
  • Setting Up Data Loss Prevention
  • Policies for Data Loss Prevention
  • Message Actions
  • Updating the DLP Engine and Content Matching Classifiers
Using LDAP
  • Overview of LDAP
  • Working with LDAP
  • Using LDAP Queries
  • Authenticating End-Users of the Spam Quarantine
  • Configuring External LDAP Authentication for Users
  • Testing Servers and Queries
  • Using LDAP for Directory Harvest Attack Prevention
  • Spam Quarantine Alias Consolidation Queries
  • Validating Recipients Using an SMTP Server
SMTP Session Authentication
  • Configuring AsyncOS for SMTP Authentication
  • Authenticating SMTP Sessions Using Client Certificates
  • Checking the Validity of a Client Certificate
  • Authenticating User Using LDAP Directory
  • Authenticating SMTP Connection Over Transport Layer Security (TLS) Using a Client Certificate
  • Establishing a TLS Connection from the Appliance
  • Updating a List of Revoked Certificates
Email Authentication
  • Email Authentication Overview
  • Configuring DomainKeys and DomainKeys Identified Mail (DKIM) Signing
  • Verifying Incoming Messages Using DKIM
  • Overview of Sender Policy Framework (SPF) and SIDF Veri?cation
  • Domain-based Message Authentication Reporting and Conformance (DMARC) Verification
  • Forged Email Detection
Email Encryption
  • Overview of Cisco Email Encryption
  • Encrypting Messages
  • Determining Which Messages to Encrypt
  • Inserting Encryption Headers into Messages
  • Encrypting Communication with Other Message Transfer Agents (MTAs)
  • Working with Certificates
  • Managing Lists of Certificate Authorities
  • Enabling TLS on a Listener?s Host Access Table (HAT)
  • Enabling TLS and Certi?cate Verification on Delivery
  • Secure/Multipurpose Internet Mail Extensions (S/MIME) Security Services
Using System Quarantines and Delivery Methods
  • Describing Quarantines
  • Spam Quarantine
  • Setting Up the Centralized Spam Quarantine
  • Using Safelists and Blocklists to Control Email Delivery Based on Sender
  • Configuring Spam Management Features for End Users
  • Managing Messages in the Spam Quarantine
  • Policy, Virus, and Outbreak Quarantines
  • Managing Policy, Virus, and Outbreak Quarantines
  • Working with Messages in Policy, Virus, or Outbreak Quarantines
  • Delivery Methods
Centralized Management Using Clusters
  • Overview of Centralized Management Using Clusters
  • Cluster Organization
  • Creating and Joining a Cluster
  • Managing Clusters
  • Cluster Communication
  • Loading a Configuration in Clustered Appliances
  • Best Practices
Testing and Troubleshooting
  • Debugging Mail Flow Using Test Messages: Trace
  • Using the Listener to Test the Appliance
  • Troubleshooting the Network
  • Troubleshooting the Listener
  • Troubleshooting Email Delivery
  • Troubleshooting Performance
  • Web Interface Appearance and Rendering Issues
  • Responding to Alerts
  • Troubleshooting Hardware Issues
  • Working with Technical Support
References
  • Model Specifications for Large Enterprises
  • Model Specifications for Midsize Enterprises and Small-to-Midsize Enterprises or Branch O?ces
  • Cisco Email Security Appliance Model Specifications for Virtual Appliances
Training Insurance Included!

When you organise training, we understand that there is a risk that some people may fall ill, become unavailable. To mitigate the risk we include training insurance for each delegate enrolled on our public schedule, they are welcome to sit on the same Public class within 6 months at no charge, if the case arises.

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