About this release This document contains important information about the current release. We recommend that you read the whole document. Critical Important: On systems running Windows 10 Creators Update with Device Guard enabled, you must install Microsoft KB4016251 before installing this patch. For information about how this issue affects McAfee products, see KB89029. Release date March 30, 2017 Release build Endpoint Security 10.5.1.1034.11 Endpoint Security Threat Prevention 10.5.1.1184 extension 10.5.1.1059 Endpoint Security Common 10.5.1.1147 extension 10.5.1.1019 Endpoint Security Firewall 10.5.1.1038 extension 10.5.1.1027 Endpoint Security Web Control 10.5.1.1041 extension 10.5.1.1009 Endpoint Security Adaptive Threat Protection 10.5.1.1149 extension 10.5.1.1054 Endpoint Security Migration Assistant extension 10.5.1.1016 Endpoint Security Package Designer 10.5.1.1017 This release was developed for use with: McAfee® Endpoint Security 10.5.0 McAfee® ePolicy Orchestrator® (McAfee® ePO™) 5.1.1 and later Important notes about this release Endpoint Security 10.5.1 lists these products and versions in the Master Repository on the McAfee ePO server. Product Version Minor version Endpoint Security Adaptive Threat Protection 10.5.0 1149 Endpoint Security Firewall Patch 10.5.0 1 Endpoint Security Firewall 10.5.0 1038 Endpoint Security Common Patch 10.5.0 1 Endpoint Security Common 10.5.0 1147 Endpoint Security Threat Prevention Patch 10.5.0 1 Endpoint Security Threat Prevention 10.5.0 1184 Endpoint Security Web Control Patch 10.5.0 1 Endpoint Security Web Control 10.5.0 1041 Endpoint Security 10.5.1 lists these products and versions in the About dialog box of McAfee Agent and Endpoint Security, and McAfee ePO product properties. Product Version Endpoint Security Adaptive Threat Protection 10.5.1.1149 Endpoint Security Firewall 10.5.1.1038 Endpoint Security Common 10.5.1.1147 Endpoint Security Threat Prevention 10.5.1.1184 Endpoint Security Web Control 10.5.1.1041 Purpose This release of McAfee Endpoint Security contains improvements and fixes, including support for Microsoft Windows 10 Creators Update, Exploit Prevention support for Microsoft Edge, and EMC Common AntiVirus Agent (CAVA). This release also includes the option to scan email attachments, the ability to aggregate Endpoint Security events, and performance improvements. We recommend that you verify this update in test and pilot groups before mass deployment. Rating — Critical Mandatory Critical High Priority Recommended Critical for all environments. Failure to apply a Critical update might result in severe business impact. A hotfix for a Severity 1 or Severity 2 issue is considered Critical. For more information, see KB51560.