Skip to content
ATO Pathways
Log In
Overview
Search
Catalogs
SCAP
OSCAL
Catalogs
Profiles
Documents
References
Knowledge Base
Platform Documentation
Compliance Dictionary
Platform Changelog
About
Catalogs
XCCDF
Guide to the Secure Configuration of Alibaba Cloud Linux 3
Services
SSH Server
Configure OpenSSH Server if Necessary
Allow Only SSH Protocol 2
Allow Only SSH Protocol 2
An XCCDF Rule
Details
Profiles
Prose
Allow Only SSH Protocol 2
High Severity
Only SSH protocol version 2 connections should be permitted. The default setting in
/etc/ssh/sshd_config
is correct, and can be verified by ensuring that the following line appears:
Protocol 2