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卷曲错误60，SSL证书问题：证书链中的自签名证书
我尝试将带有正确APP_ID，APP_SECRET等的curl请求发送到 https://oauth.vk.com/access_token?client_id=APP_ID&client_secret=APP_SECRET&code=7a6fa4dff77a228eeda56603b8f53806c883f011c40b72630bb50df056f6479e52a&redirect_uri=REDIRECT_URI 我需要从中获取access_token，但需要返回FALSE并curl_error()打印下一条消息： 60: SSL certificate problem: self signed certificate in certificate chain 我的代码是： // create curl resource $ch = curl_init(); // set url curl_setopt($ch, CURLOPT_URL, $url); //return the transfer as a string curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); // $output contains the output string $output = curl_exec($ch); if ( ! $output) { …