Keyhole

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 64 64"
>
    <path
        d="M32 3C20.14 3 10.5 16 10.5 32S20.14 61 32 61s21.5-13 21.5-29S43.86 3 32 3zm0 54.5c-10.2 0-18.5-11.44-18.5-25.5S21.8 6.5 32 6.5 50.5 17.94 50.5 32 42.2 57.5 32 57.5z"
    />
    <path
        d="M32 7.5c-9.65 0-17.5 11-17.5 24.5S22.35 56.5 32 56.5s17.5-11 17.5-24.5S41.65 7.5 32 7.5zm5.5 38.44a.5.5 0 0 1-.13.39.48.48 0 0 1-.37.17H27a.48.48 0 0 1-.37-.17.5.5 0 0 1-.13-.39l2-16.66a5.74 5.74 0 0 1-3-5.28 6.5 6.5 0 0 1 13 0 5.74 5.74 0 0 1-3 5.28z"
    />
    <path
        d="m34.5 29.06 1.94 16.44h-8.88l1.94-16.44a.53.53 0 0 0-.27-.51A4.75 4.75 0 0 1 26.5 24a5.5 5.5 0 0 1 11 0 4.75 4.75 0 0 1-2.73 4.55.53.53 0 0 0-.27.51z"
    />
</svg>