Beyond the Medieval Myth

Our Origins piece already retired the story of the crusader’s iron belt — a real invention, just not a medieval one. But debunking that one legend doesn’t mean the key and the lock arrived at this practice symbolically empty. Long before anyone attached them to a chastity device, both objects were already carrying serious weight in cultures that had nothing to do with each other.

The Key as Power Over Thresholds

In Greek tradition, Hecate — goddess of witchcraft and crossroads — carried the title “Lady of the Keys,” guarding passage to the spirit world. Germanic and Celtic folklore handed the same emblem to figures like Berchta and Walpurga, who wore golden keys at the belt while escorting souls between worlds. In Norse households, the key was not decorative: it was handed directly to the woman of the house, marking her, concretely, as the one who controlled access to stores, valuables, and domestic order. The throughline across all of it is simple: whoever holds the key holds authority over what stays closed to everyone else.

The Lock as Protection and Secret

Locks carry something like a mirror meaning. Medieval European locksmiths carved dragons and lions into ironwork not for decoration but as protection against whatever they believed could slip through an unguarded threshold. The apocryphal Key of Solomon, a centuries-old grimoire, uses “key” as a metaphor for the ability to open what is otherwise sealed — access as a form of power in itself. None of this is chastity folklore specifically. It is the folklore of control, access, and trust that the practice later inherited, consciously or not, when it reached for the same objects.

Why the Symbolism Still Matters

A modern, serial-numbered security seal photographed daily is a world away from a Norse household key or a line in a medieval grimoire. But the reason a padlock still feels like the correct object for this practice — rather than, say, a zipper or a combination code — is that centuries of unrelated folklore had already agreed on what a key means: someone, somewhere, decides who gets through. Modern practitioners did not invent that weight. They inherited it, and it is a large part of why the symbol still lands the way it does.