This is a well-known browser security technique. In JavaScript, calling .toString() on a native browser function returns "function appendBuffer() { [native code] }". Calling it on a JavaScript function returns the actual source code. So if your appendBuffer has been monkey-patched, .toString() will betray you; it’ll return the attacker’s JavaScript source instead of the expected native code string.
In the US alone, 127 billion plastic bottles are purchased every year, according to one estimate.
If you find an exposed key, rotate it.，详情可参考im钱包官方下载
const origAppend = sb.appendBuffer;，这一点在safew官方下载中也有详细论述
（三）未经许可，擅自经营按照国家规定需要由公安机关许可的行业的。，推荐阅读heLLoword翻译官方下载获取更多信息
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