"The problem is instead between the ears of those who run Redis without requiring a password for connections."
That surely isn't a linux problem.
"Dr. Web reckons its own anti-virus for Linux will squash Linux.Lady.1 flat in no time."
I don't have any experience with Dr. Web, and I've never felt the need to seek out an AV for my linux installations. Do any of the commentards here have any info re: Dr. Web that they'd care to share?