Many hackers will boast of various instances of hacking remote UNIX systems, but very seldom will anyone claim to have hacked a VAX running VMS version 5 or above, perhaps because it is generally impossible without access to the system console. VMS is very stable, and is widely known for its 24-7 reliability. The current version of VMS is 7.2, including Galaxy
VMS is ubiquitous, conforms to the OSF "open" standard, and preferred by many banking, scientific, and governmental institutions. VMS celebrated its 20th anniversary in 1998.