WorkerGlobalScope: isSecureContext property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨April 2018⁩.

Note: This feature is only available in Web Workers.

The isSecureContext read-only property of the WorkerGlobalScope interface returns a boolean indicating whether the current context is secure (true) or not (false).