Ransomware attackers specifically target and attempt to destroy backup systems to increase the probability of payment. Hardening your system is critical. Please ensure you have reviewed your platform security using the Security Hardening Checklist
Cohesity

COHESITY Documentation

Explore our documentation to get started, discover products & new features, access troubleshooting guides, register sources, platforms support.

Products
Data Security Alliance
Visit Cohesity.com
Demos
Support
Blogs
Developers
Partner Portals
Cohesity Community
© 2026 Cohesity, Inc. All Rights Reserved.
Terms of Use|
Privacy Policy|
Legal|
  1. Home
  2. NetBackup™ Security and Encryption Guide
  3. Read this first for secure communications in NetBackup
NetBackup™ Security and Encryption Guide

Read this first for secure communications in NetBackup

This section includes the following topics:
  • About secure communication in NetBackup

  • How NetBackup CA-signed certificates (or host ID-based certificates) are deployed during installation

  • How secure communication works with master server cluster nodes

  • About NetBackup clients installed on nodes of a clustered application

  • How NetBackup certificates are deployed on hosts during upgrades

  • When an authorization token is required during certificate deployment

  • Why do you need to map host names (or IP addresses) to host IDs

  • How to reset host attributes or host communication status

  • What has changed for catalog recovery

  • What has changed with Auto Image Replication

  • How the hosts with revoked certificates work

  • Are NetBackup certificates backed up

  • Can you configure external certificates for master server

  • How secure communication works with master server cluster nodes using external certificates

  • How revocation lists work for external certificates

  • How communication happens when a host cannot directly connect to the master server

  • How NetBackup 8.1 or later hosts communicate with NetBackup 8.0 and earlier hosts

  • How communication with legacy media servers happens in the case of cloud configuration

  • Communication failure scenarios

  • Secure communication support for other hosts in NetBackup domain

  • Communication between NetBackup 8.1 or later master server

  • Secure communication support for BMR

  • Configuration for VMware backups that protect SQL Server and backups with SQL Servers that use multiple NICs

Feedback

Was this page helpful?
Previous

Index

Next

About secure communication in NetBackup

Feedback

Was this page helpful?