Lock

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 64 64"
>
    <linearGradient
        id="a"
        x1="20.632"
        x2="43.805"
        y1="66.486"
        y2="16.575"
        gradientUnits="userSpaceOnUse"
    >
        <stop offset="0" stop-color="#fff33b" />
        <stop offset=".04" stop-color="#fee72e" />
        <stop offset=".117" stop-color="#fed51b" />
        <stop offset=".196" stop-color="#fdca10" />
        <stop offset=".281" stop-color="#fdc70c" />
        <stop offset=".669" stop-color="#f3903f" />
        <stop offset=".888" stop-color="#ed683c" />
        <stop offset="1" stop-color="#e93e3a" />
    </linearGradient>
    <linearGradient
        id="b"
        x1="23.234"
        x2="46.407"
        y1="67.694"
        y2="17.783"
        href="#a"
    />
    <linearGradient
        id="c"
        x1="34.764"
        x2="57.937"
        y1="73.047"
        y2="23.136"
        href="#a"
    />
    <linearGradient
        id="d"
        x1="37.232"
        x2="60.405"
        y1="74.193"
        y2="24.282"
        href="#a"
    />
    <linearGradient
        id="e"
        x1="32.296"
        x2="55.469"
        y1="71.901"
        y2="21.99"
        href="#a"
    />
    <path
        fill="url(#a)"
        d="M32 37a5 5 0 1 0 5 5 5.006 5.006 0 0 0-5-5zm0 8a3 3 0 1 1 3-3 3 3 0 0 1-3 3z"
    />
    <path
        fill="url(#b)"
        d="M47 42.223V34.01A3.014 3.014 0 0 0 43.99 31H42V21a10 10 0 0 0-20 0v10h-1.99A3.014 3.014 0 0 0 17 34.01v15.98A3.014 3.014 0 0 0 20.01 53h16.213A9 9 0 1 0 47 42.223zM24 21a8 8 0 0 1 16 0v10H24zm-3.99 30A1.011 1.011 0 0 1 19 49.99V34.01A1.011 1.011 0 0 1 20.01 33h23.98A1.011 1.011 0 0 1 45 34.01V42a9.01 9.01 0 0 0-9 9zM45 58a7 7 0 0 1-6.947-6.121A7.093 7.093 0 0 1 38 51a7.008 7.008 0 0 1 7-7 7.321 7.321 0 0 1 .88.053A7 7 0 0 1 45 58z"
    />
    <circle cx="45" cy="51" r="1" fill="url(#c)" />
    <circle cx="48" cy="51" r="1" fill="url(#d)" />
    <circle cx="42" cy="51" r="1" fill="url(#e)" />
</svg>