You finally ended up on the new web page of GreenHouse, the one and only Tandem (to me it's still Tandem, after 38+ years) related page in the web, where you find:
HPE-NonStop Security
Secure your HPE-NonStop system with security software and privileged system products and tools from GreenHouse
Displays ENSCRIBE type file along with their alternate key files and partitions
Last Update: 02.09.2020Displays the IP address or X.25 DTE number of any 6530 type terminal. Supports secure 6530 connections.
Last Update: 23.07.2019Accelerate with the OCAX
Last Update: 13.11.2018Trashes a GUARDIAN or Alias users password
Last Update: 17.03.2017Displays all system relevant system data