input-security-auto-sensitive-text-input.html

<!DOCTYPE html>
<title>Test that input-security: auto obscures text in sensitive text inputs</title>
<link rel="help" href="https://drafts.csswg.org/css-ui-4/#input-security">
<link rel="author" title="Apple Inc">
<link rel="match" href="input-security-auto-sensitive-text-input-ref.html">
<style>
  input { input-security: auto; }
</style>
<input type="password" value="hunter2">

chromium/third_party/blink/web_tests/external/wpt/css/css-ui/input-security-auto-sensitive-text-input.html