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 * Cisco Secure Email and Web Virtual Appliance Installation Guide --- System
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 * Identify Best Practices for vESA, vWSA, or vSMA Virtual Licenses
 * Cisco Secure Email and Web Virtual Appliance Installation Guide --- Deploy on
   VMWare ESXi
 * ESA/SMA Virtual Deployment FAQ


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RECENT SECURITY NOTICES

 * 06-Nov-2023
   Field Notice: FN72230 - Virtual Email Security Appliance/Security Management
   Appliance Upgrade Fails Due to Small Nextroot Partition Size - Workaround
   Provided
 * 11-Apr-2023
   Field Notice: FN - 72557 - Cisco Secure Email Gateway: Update Needed to
   Certificate Authority Trust Store to Avoid Failure of Cisco Aggregator
   Service - Software Upgrade Recommended
 * 14-Nov-2022
   Field Notice: FN - 72502 - Secure Web, Secure Management, and Secure Email
   Virtual Appliances Might Not Receive Updates After January 13, 2023 -
   Configuration Change Recommended
 * 03-May-2022
   Field Notice: FN - 72389 - Cisco Secure Email Gateway: Talos Domain Age
   Update - Configuration Change Recommended
 * 17-Mar-2022
   Field Notice: FN - 72113 - ESA/WSA: QuoVadis Root CA 2 Decommission Might
   Affect Smart Licensing and Other Functionality - Software Upgrade Recommended


DOCUMENT CATEGORIES

 * Configuration
 * Data Sheets and Product Information
 * Install and Upgrade

 * Maintain and Operate
 * Security Notices
 * Troubleshooting
 * 




 * DATA SHEETS AND PRODUCT INFORMATION
   
     Q&A
   
   * Shut Down an Email Security Appliance (ESA) 06-May-2022


 * SECURITY NOTICES
   
     FIELD NOTICES
   
   * Field Notice: FN72230 - Virtual Email Security Appliance/Security
     Management Appliance Upgrade Fails Due to Small Nextroot Partition Size -
     Workaround Provided 06-Nov-2023
   * Field Notice: FN - 72557 - Cisco Secure Email Gateway: Update Needed to
     Certificate Authority Trust Store to Avoid Failure of Cisco Aggregator
     Service - Software Upgrade Recommended 11-Apr-2023
   * Field Notice: FN - 72502 - Secure Web, Secure Management, and Secure Email
     Virtual Appliances Might Not Receive Updates After January 13, 2023 -
     Configuration Change Recommended 14-Nov-2022
   * Field Notice: FN - 72389 - Cisco Secure Email Gateway: Talos Domain Age
     Update - Configuration Change Recommended 03-May-2022
   * Field Notice: FN - 72113 - ESA/WSA: QuoVadis Root CA 2 Decommission Might
     Affect Smart Licensing and Other Functionality - Software Upgrade
     Recommended 17-Mar-2022
   * Field Notice: FN - 72106 - Email Security Appliance: QuoVadis Root CA 2
     Decommission Might Affect Smart Licensing and Other Functionality -
     Software Upgrade Recommended 17-Mar-2022
   * Field Notice: FN - 72181 - ESA/WSA - TLS 1.0 and 1.1 Deprecation Affects
     Connectivity with AMP Cloud - Software Upgrade Recommended 22-Feb-2022
   * Field Notice: FN - 70571 - WSA/ESA - TLS 1.0 and 1.1 Deprecation Affects
     Reporting to Cisco Threat Grid - Software Upgrade Recommended 10-Nov-2021
   * Field Notice: FN - 72210 - Email Security Appliance Talos Intelligence
     Connection Update - Software Upgrade Recommended 21-Sep-2021
   * Field Notice: FN - 70490 - Virtual ESA/WSA/SMA Updates and Upgrades Will
     Fail After Smart License Migration if the XML File Expires - Workaround
     Provided 13-Jan-2020
   * Field Notice: FN - 64277 - WSA/ESA - Update Necessary for Support of New
     McAfee 5800 Engine on Cisco Web and Email Security Appliances - Software
     Upgrade Recommended 19-Jun-2018
   * Field Notice: FN - 64177 - Change in IP Addresses Used for Static Updates
     by Email and Web Security Appliances and Content Security Management
     Appliance - Workaround Provided 19-Oct-2017
   * Field Notice: FN - 64111 - Cisco Email Security Appliance (ESA) - Change in
     URL Reputation Feature Servers Requires Configuration Change in Order to
     Avoid Work Queue Backups - Configuration Change Recommended 18-Oct-2017
   * Field Notice: FN - 64023 - Cisco Email Security Appliances - Change in
     Suspect Range of URL Web Based Reputation Score Used by URL Reputation
     Feature - Workaround Provided 09-Oct-2017
   
     SECURITY ADVISORIES, RESPONSES AND NOTICES
   
   * Cisco Email Security Appliance Memory Corruption Denial of Service
     Vulnerability 09-Jan-2019
   * Cisco Virtual WSA, ESA, and SMA Default SSH Host Keys Vulnerability
     02-Oct-2015
   * Multiple Default SSH Keys Vulnerabilities in Cisco Virtual WSA, ESA, and
     SMA 25-Jun-2015


 * INSTALL AND UPGRADE
   
     INSTALL AND UPGRADE TECHNOTES
   
   * Why is TLS version 1.0 disabled after AsyncOS upgrade 15-Jun-2023


 * CONFIGURATION
   
     CONFIGURATION EXAMPLES AND TECHNOTES
   
   * Configure Sender Domain Exception List for Secure Email Gateway 23-Apr-2024
   * Manual Log Deletion for Cisco Secure Email Gateway 24-Aug-2023
   * Integrate OKTA with ESA for SAML Authentication 28-Apr-2023
   * Configure Content Filter to Monitor SPF and DKIM Verification 03-Apr-2023
   * How to allow simulated phishing platform campaigns through the Cisco Email
     Security Appliance 22-Dec-2021
   * How to Apply the Workaround for Cisco vESA/vSMA Failing Upgrade Due to
     Small Partition Size 28-Jun-2021
   * Configure Cisco Email Security and Security Management for Staging Updates
     22-Apr-2020
   * Cisco RES: Account Provisioning for Virtual, Hosted, and Hardware ESA
     Configuration Example 12-Sep-2019
   * Administrative details on 'trailblazer' CLI command for Cisco Security
     Management Appliance (SMA) 08-May-2019
   * Cisco Email Security Plug-In Installation Using Custom Configuration Files
     16-Apr-2018


 * MAINTAIN AND OPERATE
   
     MAINTAIN AND OPERATE TECHNOTES
   
   * Export and Import ESA HAT to Add Multiple Entries 04-Apr-2023


 * TROUBLESHOOTING
   
     SUPPORT FAQ
   
   * Locate the Serial Number of My Content Security Appliance 10-Feb-2023
   * ESA/SMA Virtual Deployment FAQ 01-May-2020
   * How can I lock a user account in my domain in CRES? 04-Dec-2017
   * ESA FAQ: What is a listener? 07-Mar-2016
   * ESA FAQ: What is a Message ID (MID), Injection Connection ID (ICID), or
     Delivery Connection ID (DCID)? 12-Aug-2014
   * ESA FAQ: Do I still need desktop anti-virus if I enable Sophos or McAfee
     Anti-Virus on my ESA? 29-Jul-2014
   * ESA FAQ: How do I force a download of Sophos or McAfee Anti-Virus updates
     immediately? 24-Jul-2014
   
     TROUBLESHOOTING TECHNOTES
   
     MOST RECENT
   
   * Create Certificates Setup Guide for TLS on ESA 29-Mar-2024
   * Troubleshoot Virtual SEG Error Manifest Server Error 13-Feb-2024
   * Invalid URL 'https:///v1/clouds': No host supplied after upgrade Secure
     Email Gateway to 15 release 23-Aug-2023
   * Introduce Password Protected File Analysis (PPFA) 13-Jul-2023
   * Upgrade Email Security Appliance (ESA) with GUI or CLI 06-Jun-2023
   * Troubleshoot External Threat Feeds Top Reasons for Failure 25-Apr-2023
   * Download Logs from the GUI of Your CES ESA and CMD 21-Feb-2023
   * Identify Best Practices for vESA, vWSA, or vSMA Virtual Licenses
     14-Feb-2023
   * Understand Smart Licensing Overview and Best Practices for Email and Web
     Security 10-Feb-2023
   * Use a Return Material Authorization 06-Feb-2023
   * Use API to Add Senders in SL/BL on SMA 28-Oct-2022
   * Search and View SAML Authentications in the Email Security Appliance
     27-Oct-2022
   * ESA Understanding SLBL evaluation of email addresses 05-May-2021
   * ESA FAQ: How To Debug How A Message Is Processed By The ESA? 17-Mar-2021
   * High CPU Utilization after the ESA Upgrade to AsyncOS 9.7.x 15-Dec-2016
   View all documentation of this type

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   Reset

 * All Boards
 * Cisco Bug Discussions
 * Cisco Catalyst Center
 * Collaboration Knowledge Base
 * Email Security
 * Security Knowledge Base
 * Smart Licensing, Enterprise Agreements, SaaS Knowledge Base
 * VPN


LATEST COMMUNITY ACTIVITY FOR THIS PRODUCT

 * Enterprise Agreement Educational Tutorials
   generate Wireless licenses from EAWS. License generation – Email Security
   (on-prem): In this video you will learn how to generate Email Security
   licenses from EAWS. License generation – Umbrella (cloud):,to them different
   roles in the Smart Account. Creating Virtual Accounts – Manage Smart Account:
   In this video you will learn how to create a Virtual Account in the Smart
   Account In this series you will learn,generation works for both types.
   License transfer between Virtual Accounts: In this video you will learn how
   to transfer EA licenses between Virtual Accounts. Pure Consumptions vs. Value
   Shift: In this video
   Board: Smart Licensing, Enterprise Agreements, SaaS Knowledge BaseCreated by:
   kzbierzc Posted: 7 months ago Last modified: 3 days ago
 * Clustering 2 Secure Email Gateway C690 using Firewall Cisco ASA
   Hi, We have 2 Secure Email Gateway C690 devices Version: 15.0.1-030. Is it
   possible to create a cluster if the connection between them is using Firewall
   Cisco ASA on which is configured NAT (host to host
   Board: Email SecurityCreated by: Stas Zolotarenko Posted: 1 month ago Last
   modified: 1 week ago
 * Welcome to Secure Analytics Use Cases
   Cisco Secure Analytics provides comprehensive network visibility and threat
   detection for accelerated incident response. Below are a variety of use cases
   for your reference. After reviewing this information,Monitoring Traffic for
   Corporate Governance Use Cases Reducing MTTK Use Cases Reducing MTTR Use
   Cases Secure Cloud Analytics Use Cases
   Board: Security Knowledge BaseCreated by: hcaldwel Posted: 6 years ago Last
   modified: 1 week ago
 * Dumping CUCM Fresh Install Logs - Virtualization
   CUCM Fresh Install Logs - Virtualization Problem Description In order to dump
   install logs on a virtual UC installation, it is necessary to use a virtual
   serial port on the virtual machine. By default, a , the logs, the serial port
   will not be available. Use this procedure to add a serial port to the virtual
   machine and dump the logs. Procedure Follow this procedure to dump install
   logs to the serial port,settings and remove the serial port from the VM. Note
   Leaving the serial port (or any other unnecessary virtual hardware) can
   negatively impact performance of the VM. There is no other use of the serial
   port in
   Board: Collaboration Knowledge BaseCreated by: vemanyam Posted: 10 years ago
   Last modified: 1 week ago
 * Guide to better SSH-Security
   document shows how to set up SSH on IOS and ASA for advanced session-security
   and how to configure an Apple Mac with OS X to only negotiate secure crypto.
   The client-side part of this document can also be used,change to a more
   powerful terminal like SecureCRT or use only a size of 2048 Bit which is
   still very secure. And if your IOS is to old, this command will also not be
   available. ip ssh dh min size 4096 Depending,the internet, I also change the
   SSH-port to something non-standard. This won't really increase the security
   of the setup, but it gives less log-entries from bots that try to login to
   SSH with commonly used
   Board: Security Knowledge BaseCreated by: Karsten Iwen Posted: 9 years ago
   Last modified: 3 weeks ago
 * Cisco 9500 Stackwise Virtual and DNAC PnP
   What is the correct way to onboard a pair of Cisco 9500's intended to become
   a stackwise virtual pair? I have been able to onboard them individually with
   a template that contains the configuraiton for ,console manually. Does Cisco
   DNAC have any built in feature that can recognise and deploy a stackwise
   virtual pairing? or is this just something that has to be performed manually
   so the switches join DNAC as
   Board: Cisco Catalyst CenterCreated by: pwtn Posted: 1 year ago Last
   modified: 3 weeks ago
 * Cisco Security Licensing Guide
   | Cisco Secure Email Cloud Gateway (CES) | Cisco Secure Email Threat Defense
   (Cloud Mailbox Defense) | Cisco Domain Protection | Cisco Secure Awareness
   Training | Cisco Secure Web Appliance (WSA) | Cisco,a1m8c00000nitTYAAY Cisco
   Secure Email Gateway (formerly ESA) Reference:
   https://www.cisco.com/c/en/us/products/collateral/security/email-security/guide-c07-736692.html
   Cisco Secure Email Cloud Gateway (formerly CES,Cisco Secure Firewall - Threat
   Defense (FTD) | Cisco Secure Firewall Threat Defense Virtual (FTDv/NGFWv) |
   Cisco Secure Firewall Threat Defense Manager Virtual (FMCv) | ASA Firepower |
   Cisco Secure Firewall
   Board: Security Knowledge BaseCreated by: rmoraisf Posted: 2 years ago Last
   modified: 1 month ago
 * The secure gateway has rejected the connection attempt. AnyConnect
   out. The actual error displayed for is "The secure gateway has rejected the
   connection attempt. A new connection attempt to the same or another secure
   gateway is needed, which requires re-authentication
   Board: Cisco Bug DiscussionsCreated by: cruseb1 Posted: 1 year ago Last
   modified: 2 months ago
 * Email Delivery
   users are not getting emails, this seems to only be happening when the
   recipient is using Ciscos Secure Email Gateway solution. I have submitted a
   sample of our emails to the not_ads email address but is there,there anyone
   else who can help us figure out whats going on? Our logs show the email gets
   sent to the email relay but the user either never receives it or it gets
   pushed to the quarantine.. How can I get
   Board: Email SecurityCreated by: AllenS81 Posted: 2 months ago Last modified:
   2 months ago
 * AnyConnect: Got an error after updating macOS Catalina
   version 4.6, 4.7, 4.8 but still the same. "AnyConnect cannot confirm it is
   connected to your secure gateway. The local network may not be trustworthy.
   Please try another network." Any ideas are welcome
   Board: VPNCreated by: BevisChen00743 Posted: 4 years ago Last modified: 2
   months ago

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