Make sure you are logged into your mainframe and in USS (OMVS) using a 3270 emulator.
Make sure your ID has
UID 0. To verify it, use the id command in USS:
You should see something like:
Modify the permissions of the
> chmod 1777 /tmp/
If you receive a
file or directory not foundmessage, enter the following commands to first create the directory and then modify the permissions:
> mkdir /tmp > chmod 1777 /tmp/
What to read next:
Reduce Secure Shell risk. Get to know the NIST 7966.
The NISTIR 7966 guideline from the Computer Security Division of NIST is a direct call to action for organizations regardless of industry and is a mandate for the US Federal government.
ISACA Practitioner Guide for SSH
With contributions from practitioners, specialists and SSH.COM experts, the ISACA “SSH: Practitioner Considerations” guide is vital best practice from the compliance and audit community.