EDR: Yum upgrade error for public key is not installed

Products

• Carbon Black EDR (formerly Cb Response)

Issue/Introduction

Error message similar to the following seen after running a  yum update cb-enterprise

Public key for cb-datagrid-6.2.2.180502.1559-1.el6.x86_64.rpm is not installed

Environment

• EDR Server: All Versions
• Linux: All Supported Versions

Cause

In some cases the public key may not download correctly from the yum repository

Resolution

• Add the --nogpgcheck switch during the update

yum update cb-enterprise --nogpgcheck

 

Additional Information

gpgcheck can be disabled via the /etc/yum.repos.d/CarbonBlack.repo if desired.