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loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1763\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72474.png\" alt=\"\" width=\"387\" height=\"286\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72474.png 387w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72474-300x222.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72474-203x150.png 203w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72474-150x111.png 150w\" sizes=\"auto, (max-width: 387px) 100vw, 387px\" \/><\/p>\n<p>\u4f8b\u5982\uff0c\u82e5\u653b\u51fb\u8005\u51c6\u5907\u8d2d\u4e70\u4e00\u4ef6\u5546\u54c1\uff0c\u5176\u8ba2\u5355\u6d88\u606f\u4e3a<\/p>\n<p><em><i>notify_url=http:\/\/seller.com\/notify&amp;out_trade_no=12345&amp;seller=alice&amp;total_fee=100&amp;sign=XXX,<\/i><\/em><\/p>\n<p>\u653b\u51fb\u8005\u53ef\u4ee5\u9996\u5148\u901a\u8fc7\u4fee\u6539notify_url\u5230\u653b\u51fb\u8005\u638c\u63a7\u7684\u5730\u5740\uff0c\u5982http:\/\/example_attacker.tld\/,\u63d0\u4ea4\u8bf7\u6c42:<\/p>\n<p><em><i>notify_url=http:\/\/example_attacker.tld\/notify&amp;out_trade_no=12345&amp;seller=alice&amp;total_fee=100&amp;sign=XXX<\/i><\/em><\/p>\n<p>\u6765\u83b7\u5f97notify_url\u7684\u7ed3\u6784\u3002\u518d\u4f2a\u9020\u4ee5\u4e0b\u6d88\u606f\u7b7e\u540d\u540e\u53d1\u9001\u7ed9\u5546\u6237\uff0c\u4f2a\u9020\u5f02\u6b65\u901a\u77e5\uff0c\u5b9e\u73b0\u514d\u8d39\u8d2d\u7269\u3002<\/p>\n<p>target_url: <em><i>http:\/\/seller.com\/notify<\/i><\/em><\/p>\n<p>post_data: <em><i>put_trade_no=12345&amp;seller=alice&amp;total_fee=100&amp;trade_status=SUCCESS&amp;sign=XXX.<\/i><\/em><\/p>\n<p>\u5546\u6237\u6536\u5230\u6d88\u606f\u540e\u9a8c\u8bc1\u7b7e\u540d\u6b63\u786e\uff0c\u6240\u6709\u53c2\u6570\u5747\u6b63\u786e\uff0c\u5c06\u5b8c\u6210\u653b\u51fb\u8005\u7684\u8ba2\u5355\u3002\u800c\u4e8b\u5b9e\u4e0a\uff0c\u653b\u51fb\u8005\u5e76\u672a\u8fdb\u884c\u8fc7\u4efb\u4f55\u652f\u4ed8\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1764\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72475.png\" alt=\"\" width=\"393\" height=\"290\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72475.png 393w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72475-300x221.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72475-203x150.png 203w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2017\/02\/\u56fe\u72475-150x111.png 150w\" sizes=\"auto, (max-width: 393px) 100vw, 393px\" \/><\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u57fa\u4e8e\u975e\u5bf9\u79f0\u5bc6\u7801\u4f53\u5236\u7684\u7b7e\u540d\u65b9\u6848\u4e2d\uff0c\u79c1\u94a5\u6cc4\u9732\u540e\u653b\u51fb\u8005\u4e5f\u53ef\u4ee5\u8fdb\u884c\u653b\u51fb\u3002\u4f46\u662f\u4ecd\u4f9d\u8d56\u4e8e\u5176\u4ed6\u7684\u903b\u8f91\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ea\u80fd\u83b7\u53d6\u5546\u6237\u7684\u79c1\u94a5\uff0c\u800c\u652f\u4ed8\u5e73\u53f0\u7684\u79c1\u94a5\u5f80\u5f80\u88ab\u59a5\u5584\u4fdd\u62a4\u65e0\u6cd5\u83b7\u5f97\u3002\u56e0\u6b64\uff0c\u653b\u51fb\u8005\u65e0\u6cd5\u5192\u5145\u652f\u4ed8\u5e73\u53f0\u5411\u5546\u6237\u53d1\u9001\u652f\u4ed8\u6210\u529f\u7684\u6d88\u606f\uff0c\u800c\u53ea\u80fd\u5192\u5145\u5546\u6237\u5411\u652f\u4ed8\u5e73\u53f0\u4f2a\u9020\u8ba2\u5355\u6216\u8005\u7be1\u6539\u8ba2\u5355\uff0c\u4fee\u6539\u652f\u4ed8\u91d1\u989d\u3002\u5982\u56fe5\u6240\u793a\uff0c\u82e5\u653b\u51fb\u8005\u51c6\u5907\u8d2d\u4e70\u4e00\u4ef6\u5546\u54c1\uff0c\u5176\u8ba2\u5355\u6d88\u606f\u4e3a<\/p>\n<p><em><i>notify_url=http:\/\/seller.com\/notify&amp;out_trade_no=12345&amp;seller=alice&amp;total_fee=<\/i><\/em><em><i>100<\/i><\/em><em><i>&amp;sign=XXX<\/i><\/em><\/p>\n<p>\u653b\u51fb\u8005\u4fee\u6539\u91d1\u989d\uff0c\u4f7f\u7528\u79c1\u94a5\u91cd\u65b0\u7b7e\u540d\uff0c\u5e76\u63d0\u4ea4\u652f\u4ed8\u8ba2\u5355<\/p>\n<p><em><i>notify_url=http:\/\/seller.com\/notify&amp;out_trade_no=12345&amp;seller=alice&amp;total_fee=<\/i><\/em><em><i>1<\/i><\/em><em><i>&amp;sign=XXX<\/i><\/em><\/p>\n<p>\u6210\u529f\u652f\u4ed81\u5143\u540e\uff0c\u5546\u6237\u4f1a\u6536\u5230\u652f\u4ed8\u7ed3\u679c\u6d88\u606f<\/p>\n<p><em><i>out_trade_no=12345&amp;seller=alice&amp;total_fee=<\/i><\/em><em><i>1<\/i><\/em><em><i>&amp;trade_status=SUCCESS&amp;sign=XXX<\/i><\/em><\/p>\n<p>\u5546\u6237\u8fdb\u884c\u6d88\u606f\u7684\u9a8c\u8bc1\uff0c\u4f1a\u53d1\u73b0\u7b7e\u540d\u6b63\u786e\uff0c\u5546\u6237\u53f7\u6b63\u786e\uff0c\u8ba2\u535512345\u652f\u4ed8\u6210\u529f\u3002<strong><b>\u82e5\u5546\u6237<\/b><\/strong><strong><b>\u6ca1\u6709\u9a8c\u8bc1<\/b><\/strong><strong><b>\u652f\u4ed8\u91d1\u989d\u4e0e\u8ba2\u5355\u662f\u5426\u5339\u914d<\/b><\/strong>\uff0c\u5c06\u5b8c\u6210\u653b\u51fb\u8005\u7684\u8ba2\u5355\u3002\u4ece\u800c\u653b\u51fb\u8005\u4ee51\u5143\u8d2d\u4e70\u4e86100\u5143\u7684\u5546\u54c1\u3002\u5728\u8bb8\u591aApp\u4e2d\uff0c\u66fe\u51fa\u73b0\u8fc7\u53ea\u9a8c\u8bc1\u7b7e\u540d\u548c\u8ba2\u5355id\u7684\u60c5\u51b5\uff0c\u6ca1\u6709\u9a8c\u8bc1\u5b9e\u4ed8\u91d1\u989d\uff0c\u56e0\u6b64\u53ef\u4ee5\u901a\u8fc7\u8fd9\u79cd\u91d1\u989d\u7be1\u6539\u8fdb\u884c\u653b\u51fb\u3002<\/p>\n<p>\u4e3a\u4e86\u9632\u5fa1\u8fd9\u6837\u7684\u653b\u51fb\uff0c\u5546\u5bb6\u4e00\u5b9a\u8981\u4fee\u6539app\u548c\u670d\u52a1\u7aef\u7684\u8bbe\u8ba1\uff0c\u4f7f\u5f97\u7b7e\u540d\u5168\u90e8\u5728\u670d\u52a1\u7aef\u8fdb\u884c\u3002\u7f51\u4e0a\u5145\u65a5\u7740\u5927\u91cf\u53ef\u4ee5\u76f4\u63a5\u7167\u642c\u7684\u5bcc\u542b\u6f0f\u6d1e\u7684\u6837\u4f8b\u4ee3\u7801\uff0c\u4e00\u5b9a\u4e0d\u8981\u7b80\u5355\u4fee\u6539\u8fd9\u4e9b\u4ee3\u7801\u5c31\u76f4\u63a5\u63a5\u5165\u652f\u4ed8\u5e73\u53f0\u3002\u6b64\u5916\uff0c\u6bcf\u7b14\u4ea4\u6613\u5747\u8981\u8fdb\u884c\u67e5\u8d26\uff0c\u9a8c\u8bc1\u94b1\u771f\u7684\u5f97\u5230\u4e86\u652f\u4ed8\uff0c\u624d\u53ef\u4ee5\u6807\u8bb0\u8ba2\u5355\u4e3a\u6210\u529f\u652f\u4ed8\u3002<\/p>\n<p>\u4e00\u65e6\u51fa\u73b0\u8fd9\u6837\u7684\u79d8\u94a5\u6cc4\u6f0f\u5546\u5bb6\u5c06\u9762\u4e34\u4e25\u5cfb\u7684\u5b89\u5168\u98ce\u9669\uff0c\u652f\u4ed8\u5e73\u53f0\u4e5f\u5c06\u9762\u4e34\u4e25\u91cd\u7684\u8fde\u5e26\u54c1\u724c\u5371\u673a\u3002\u53d1\u751f\u8fd9\u6837\u7684\u5371\u673a\u65f6\uff0c\u5982\u679c\u7b80\u5355\u7684\u66ff\u6362\u79d8\u94a5\u5c06\u4f1a\u76f4\u63a5\u5bfc\u81f4\u8001App\u5ba2\u6237\u7aef\u65e0\u6cd5\u8fdb\u884c\u4ea4\u6613\uff0c\u5982\u679c\u4e0d\u66ff\u6362\u5219\u5c06\u9762\u4e34\u4e25\u5cfb\u7684\u652f\u4ed8\u98ce\u9669\u3002\u76ee\u524d\u4e34\u65f6\u7f13\u89e3\u65b9\u6848\u662f\u4f9d\u9760\u5546\u5bb6\u670d\u52a1\u540e\u53f0\u4e0e\u94b1\u5305\u670d\u52a1\u540e\u53f0\u7684\u589e\u5f3a\u6821\u9a8c\u548c\u98ce\u63a7\u6765\u63a2\u6d4b\u548c\u62b5\u6297\u653b\u51fb\u3002<\/p>\n<ul>\n<li><strong>\u7b7e\u540d\u7b97\u6cd5\u5b9e\u73b0\u9519\u8bef<\/strong><\/li>\n<\/ul>\n<p>\u7b7e\u540d\u6cc4\u9732\u53ea\u5f71\u54cd\u4e2a\u522b\u81ea\u5df1\u5b9e\u73b0\u9519\u8bef\u7684\u5546\u5bb6\uff0c\u800c\u652f\u4ed8\u5e73\u53f0\u7684\u6f0f\u6d1e\u5219\u4f1a\u5f71\u54cd\u5343\u4e07\u5546\u5bb6\u3002\u5728\u8fd9\u4e00\u8282\u6211\u4eec\u8ba8\u8bba\u6211\u4eec\u63d0\u4ea4\u7ed9\u4e24\u4e2a\u56fd\u5185\u8457\u540d\u652f\u4ed8\u5e73\u53f0\u7684\u5e73\u53f0\u6f0f\u6d1e\uff0c\u4ed6\u4eec\u5747\u5df2\u5f97\u5230\u4fee\u590d\u3002<\/p>\n<p><strong><b>\u6848\u4f8b\u4e00<\/b><\/strong><\/p>\n<p>\u7b2c\u4e09\u65b9\u652f\u4ed8\u5e73\u53f0A\u91c7\u7528\u4e86\u5bf9\u79f0\u5bc6\u94a5\u7684\u8bbe\u8ba1\uff0c\u5e76\u63d0\u4f9b\u4e86\u670d\u52a1\u7aefSDK\u4f9b\u5546\u5bb6\u96c6\u6210\u3002\u670d\u52a1\u7aefSDK\u63d0\u4f9b\u4e86API\u9a8c\u8bc1\u7b7e\u540d\u662f\u5426\u6b63\u786e\u3002<\/p>\n<p>\u5728PHP\u548cC#\u7684SDK\u5b9e\u73b0\u4e2d\uff0c\u5f53\u7b7e\u540d\u5b57\u6bb5<strong><b>\u4e0d\u5b58\u5728<\/b><\/strong>\u65f6\uff0cSDK\u4f1a<strong><b>\u76f4\u63a5\u8fd4\u56de\u7b7e\u540d\u6b63\u786e<\/b><\/strong>\uff0c\u8fd9\u5c31\u5bfc\u81f4\u4e86\u653b\u51fb\u8005\u53ef\u4ee5\u76f4\u63a5\u5192\u5145\u652f\u4ed8\u5e73\u53f0\u5411\u5546\u6237\u53d1\u9001\u4f2a\u9020\u7684\u652f\u4ed8\u7ed3\u679c\u6d88\u606f\u5e76\u901a\u8fc7\u7b7e\u540d\u8ba4\u8bc1\u3002<\/p>\n<p>\u4ee5PHP\u7248\u4ee3\u7801\u4e3a\u4f8b<\/p>\n<p>public\u00a0function\u00a0CheckSign()<\/p>\n<p>{<\/p>\n<p>if(!$this-&gt;IsSignSet()){<\/p>\n<p>return\u00a0true;<\/p>\n<p>}<\/p>\n<p>$sign =\u00a0$this-&gt;MakeSign();<\/p>\n<p>if($this-&gt;GetSign()\u00a0==\u00a0$sign){<\/p>\n<p>return\u00a0true;<\/p>\n<p>}<\/p>\n<p>throw\u00a0new\u00a0Exception(&#8220;\u7b7e\u540d\u9519\u8bef\uff01&#8221;);<\/p>\n<p>}<\/p>\n<p>public\u00a0function\u00a0IsSignSet()<\/p>\n<p>{<\/p>\n<p>return\u00a0array_key_exists(&#8216;sign&#8217;,\u00a0$this-&gt;values);<\/p>\n<p>}<\/p>\n<p>\u68c0\u67e5\u7b7e\u540d\u65f6\uff0c\u9996\u5148\u4f1a\u5229\u7528\u51fd\u6570 IsSignSet\u5224\u65ad\u7b7e\u540d\u662f\u5426\u5b58\u5728\u3002\u82e5\u7b7e\u540d\u4e0d\u5b58\u5728\uff0c\u76f4\u63a5\u8ba4\u4e3a\u7b7e\u540d\u6b63\u786e\u3002<\/p>\n<p>\u7531\u4e8e\u8be5\u652f\u4ed8\u5e73\u53f0\u8981\u6c42\u5546\u6237\u670d\u52a1\u5668\u5c06\u8ba2\u5355\uff08\u5305\u62ec\u901a\u77e5URL\uff09\u53d1\u9001\u7ed9\u652f\u4ed8\u670d\u52a1\u5668\u83b7\u53d6\u4e00\u4e2aID\uff0c\u968f\u540e\u5546\u6237\u5e94\u7528\u5c06ID\u4f20\u9012\u7ed9\u652f\u4ed8\u5ba2\u6237\u7aef\u8c03\u8d77\u652f\u4ed8\u754c\u9762\uff0c\u5728\u5b9e\u9645\u653b\u51fb\u4e2d\uff0c \u653b\u51fb\u8005\u8fd8\u9700\u8981\u4ece\u5176\u4ed6\u6e20\u9053\u83b7\u53d6\u901a\u77e5URL\uff08\u4f8b\u5982\u8def\u5f84\u731c\u6d4b\u3001URL\u786c\u7f16\u7801\u6216\u5b58\u5728\u7f51\u7edc\u8bf7\u6c42\u4e2d\u7b49\uff09\u624d\u53ef\u4f2a\u9020\u652f\u4ed8\u7ed3\u679c\u3002<\/p>\n<p><strong><b>\u6848\u4f8b\u4e8c<\/b><\/strong><\/p>\n<p>\u652f\u4ed8\u5e73\u53f0B\u91c7\u7528\u4e86\u975e\u5bf9\u79f0\u5bc6\u94a5\u7684\u8bbe\u8ba1\uff0c\u6bcf\u4e2a\u5546\u6237\u6709\u81ea\u5df1\u7684\u4e00\u5957\u516c\u94a5\u79c1\u94a5\uff0c\u4f46\u652f\u4ed8\u5e73\u53f0\u7684\u516c\u94a5\u79c1\u94a5\u4ec5\u4e00\u5957\uff0c\u5373\u6240\u6709\u5546\u6237\u4f7f\u7528\u540c\u4e00\u4e2a\u516c\u94a5\u9a8c\u8bc1\u6765\u81ea\u652f\u4ed8\u5e73\u53f0\u7684\u6d88\u606f\u3002<\/p>\n<p>\u9664\u6b64\u4ee5\u5916\uff0c\u8ba2\u5355\u6d88\u606f\u548c\u652f\u4ed8\u7ed3\u679c\u6d88\u606f\u4e2d\u5305\u542b\u5b57\u6bb5<em><i>body<\/i><\/em>\u63cf\u8ff0\u5546\u54c1\u4fe1\u606f\uff0c\u4e14\u8ba2\u5355\u6d88\u606f\u548c\u5bf9\u5e94\u652f\u4ed8\u7ed3\u679c\u6d88\u606f\u4e2d\u7684<em><i>body<\/i><\/em>\u4e00\u81f4\u3002<\/p>\n<p>\u5982\u679c\u653b\u51fb\u8005\u5e0c\u671b\u514d\u8d39(\u4f4e\u4ef7)\u8d2d\u7269,\u5e94\u8be5\u5982\u4f55\u8fdb\u884c\u5462\uff1f\u56de\u987e\u4e0a\u6587\u4e2d\u5173\u4e8e\u5f85\u7b7e\u5b57\u7b26\u4e32\u4e8c\u4e49\u6027\u7684\u8ba8\u8bba\uff0c\u5f85\u7b7e\u5b57\u7b26\u4e32\u4e3a\u5f62\u5982\uff1a<\/p>\n<p>key1=value1&amp;key2=value2&amp;key3=value3<\/p>\n<p>\u7684\u683c\u5f0f\u3002&amp;\u548c=\u4f5c\u4e3a\u4e86\u8fde\u63a5\u7b26\u53f7\u3002<\/p>\n<p>\u5982\u679c\u67d0\u4e00\u4e2a\u53c2\u6570\u503c(value)\u4e2d\u5305\u542b&amp;\u548c=\u7b26\u53f7\uff0c\u5f85\u7b7e\u5b57\u7b26\u4e32\u548c\u539f\u59cb\u7684\u53c2\u6570\u96c6\u5408\u5c31\u53ef\u80fd\u4e0d\u518d\u662f\u4e00\u5bf9\u4e00\uff0c\u5373\u5b58\u5728\u591a\u7ec4\u53c2\u6570\u96c6\u5408\u5bf9\u5e94\u540c\u4e00\u7ec4\u5f85\u7b7e\u5b57\u7b26\u4e32\u3002<\/p>\n<p>\u4f8b\u5982\uff1a\u53c2\u6570\u96c6\u5408<\/p>\n<p><em><i>{&#8220;<\/i><\/em><em><i>key1<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>value1<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>key2<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>value2<\/i><\/em><em><i>&amp;<\/i><\/em><em><i>key3<\/i><\/em><em><i>=<\/i><\/em><em><i>fake_value<\/i><\/em><em><i>&amp;<\/i><\/em><em><i>zend_key<\/i><\/em><em><i>=<\/i><\/em><em><i>a<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>key3<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>value3<\/i><\/em><em><i>&#8220;}<\/i><\/em><\/p>\n<p>\u7684\u5f85\u7b7e\u5b57\u7b26\u4e32\u4e3a<\/p>\n<p>key1=value1&amp;key2=value2&amp;key3=fake_value&amp;zend_key=a&amp;key3=value3<\/p>\n<p>\u8003\u8651\u53e6\u4e00\u4e2a\u53c2\u6570\u96c6\u5408<\/p>\n<p><em><i>{&#8220;<\/i><\/em><em><i>key1<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>value1<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>key2<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>value2<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>key3<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>fake_value<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>zend_key<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>a<\/i><\/em><em><i>&amp;<\/i><\/em><em><i>key3<\/i><\/em><em><i>=<\/i><\/em><em><i>value3<\/i><\/em><em><i>&#8220;}<\/i><\/em><\/p>\n<p>\u7684\u5f85\u7b7e\u5b57\u7b26\u4e32\u540c\u4e3a<\/p>\n<p>key1=value1&amp;key2=value2&amp;key3=fake_value&amp;zend_key=a&amp;key3=value3<\/p>\n<p>\u4e24\u7ec4\u96c6\u5408\u7684\u5f85\u7b7e\u5b57\u7b26\u4e32\u4e00\u6837\uff0c\u4f46<strong><b>key3\u7684\u503c\u4e0d\u540c<\/b><\/strong>\u3002\u653b\u51fb\u8005\u82e5\u77e5\u9053\u5176\u4e2d\u4e00\u7ec4\u7684\u7b7e\u540d\uff0c\u4fbf\u77e5\u9053\u53e6\u4e00\u7ec4\u53c2\u6570\u5728\u76f8\u540c\u5bc6\u94a5\u4e0b\u7684\u7b7e\u540d\u4e86\u3002<\/p>\n<p>\u6709\u4e86\u8fd9\u4e2a\u53d1\u73b0\uff0c\u5982\u4f55\u5728\u5b9e\u9645\u4e2d\u5229\u7528\u5e76\u5b9e\u73b0\u514d\u8d39(\u4f4e\u4ef7)\u8d2d\u7269\u5462? \u653b\u51fb\u8005\u9700\u8981\u201c\u9a97\u4e00\u4e2a\u7578\u5f62\u8ba2\u5355\u652f\u4ed8\u6210\u529f\u7684\u7b7e\u540d\u201d\uff01<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1765 size-full\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2017\/02\/6-e1487231791463.png\" width=\"500\" height=\"313\" \/><\/p>\n<p>\u9996\u5148\uff0c\u653b\u51fb\u8005\u9700\u8981\u62e5\u6709<strong><b>\u4e00\u4e2a\u5546\u6237evil\u7684\u79c1\u94a5\uff08\u53ef\u81ea\u884c\u6ce8\u518c\u6216\u5229\u7528\u5df2\u6cc4\u6f0f\u5bc6\u94a5\uff09<\/b><\/strong><\/p>\n<p>\u73b0\u5728\u653b\u51fb\u8005\u51c6\u5907\u5411\u5546\u6237alice\u8d2d\u4e70\u4e00\u4ef6\u5546\u54c1\uff0c\u6b63\u5e38\u7684\u8ba2\u5355\u6d88\u606f\u53c2\u6570\u4e3a<\/p>\n<p>{&#8220;body&#8221;:&#8221;\u5546\u54c1A&#8221;\uff0c&#8221;notify_url&#8221;:&#8221;http:\/\/seller.com\/notify&#8221;, &#8220;out_trade_no&#8221;:&#8221;12345&#8243;, &#8220;seller&#8221;:&#8221;alice&#8221;, &#8220;total_fee&#8221;:&#8221;100&#8243;, &#8220;sign&#8221;:&#8221;XXX&#8221;}<\/p>\n<p>\u82e5\u8ba2\u5355\u652f\u4ed8\u6210\u529f\uff0c\u652f\u4ed8\u7ed3\u679c\u7684\u53c2\u6570\u5e94\u4e3a<\/p>\n<p>{&#8220;body&#8221;:&#8221;\u5546\u54c1A&#8221;,\u00a0&#8220;out_trade_no&#8221;:&#8221;12345&#8243;,\u00a0&#8220;seller&#8221;:&#8221;alice&#8221;,\u00a0&#8220;total_fee&#8221;:&#8221;100&#8243;,\u00a0&#8220;trade_status&#8221;:&#8221;SUCCESS&#8221;,\u00a0&#8220;sign&#8221;:&#8221;YYY&#8221;}\uff0c<\/p>\n<p>\u56e0\u6b64\uff0c\u653b\u51fb\u8005\u7684\u76ee\u6807\u662f\u5411http:\/\/seller.com\/notify\u53d1\u9001\u4e00\u4e2a\u652f\u4ed8\u5b8c\u6210\u7684\u6d88\u606f\uff0c\u5e76\u4e14\u5305\u542b<\/p>\n<p><em><i>{&#8220;<\/i><\/em><em><i>body<\/i><\/em><em><i>&#8220;:&#8221;\u5546\u54c1<\/i><\/em><em><i>A<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>out_trade_no<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>12345<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>seller<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>alice<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>total_fee<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>100<\/i><\/em><em><i>&#8220;,<\/i><\/em><em><i>\u00a0<\/i><\/em><em><i>&#8220;<\/i><\/em><em><i>trade_status<\/i><\/em><em><i>&#8220;:&#8221;<\/i><\/em><em><i>SUCCESS<\/i><\/em><em><i>&#8220;}<\/i><\/em><\/p>\n<p>\u8fd9\u4e9b\u53c2\u6570\u548c\u6b63\u786e\u7684\u7b7e\u540d\u3002<\/p>\n<p>\u8fd9\u6837\u4e00\u6761\u6d88\u606f\u4f1a\u7ecf\u8fc7\u652f\u4ed8\u5e73\u53f0\u7684\u7b7e\u540d\uff0c\u653b\u51fb\u8005\u65e0\u6cd5\u76f4\u63a5\u4f2a\u9020\u3002\u4f46\u662f\u524d\u9762\u63d0\u5230\uff0c\u6240\u6709\u5546\u6237\u4f7f\u7528\u540c\u4e00\u4e2a\u516c\u94a5\u9a8c\u8bc1\u6765\u81ea\u652f\u4ed8\u5e73\u53f0\u7684\u6d88\u606f\uff0c\u4e5f\u5c31\u662f\u8bf4\u652f\u4ed8\u5e73\u53f0\u53d1\u7ed9\u5546\u6237evil\u7684\u6d88\u606f\u82e5\u8f6c\u53d1\u7ed9\u5546\u6237alice\uff0c\u7b7e\u540d\u53ef\u4ee5\u901a\u8fc7\u9a8c\u8bc1\uff0c\u4ec5\u4ec5\u662f\u5546\u6237\u53f7\u7b49\u53c2\u6570\u503c\u4e0d\u6b63\u786e\u3002\u56e0\u6b64\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u8003\u8651\u5229\u7528evil\u7684\u652f\u4ed8\u7ed3\u679c\u6765\u4f2a\u9020\u7ed9alice\u7684\u652f\u4ed8\u7ed3\u679c\u3002<\/p>\n<p>\u653b\u51fb\u8005\u9996\u5148\u53d1\u7ed9\u652f\u4ed8\u5e73\u53f0\u4e00\u4e2a\u5c5e\u4e8e\u5546\u6237Evil\u7684\u8ba2\u5355\u6d88\u606f<\/p>\n<p><em><i>{\u201cbody\u201d:\u201c<\/i><\/em><em><i>\u5546\u54c1A&amp;out_trade_no=12345&amp;seller=alice&amp;total_fee=100&amp;trade_status=SUCCESS&amp;z=<\/i><\/em><em><i>\u201d\uff0c\u201cnotify_url\u201d:\u201chttp:\/\/evil.com\/notify\u201d, \u201cout_trade_no\u201d:\u201d12345\u201d, \u201cseller\u201d:\u201cevil\u201d, \u201ctotal_fee\u201d:\u201c1\u201d\uff0c \u201csign\u201d:\u201cXXXX\u201d}<\/i><\/em>\uff0c<\/p>\n<p>\u652f\u4ed81\u5143\u540e\uff0chttp:\/\/evil.com\/notify\u4f1a\u6536\u5230\u652f\u4ed8\u7ed3\u679c\uff0c\u5e76\u4e14\u7ecf\u8fc7\u4e86\u652f\u4ed8\u5e73\u53f0\u7b7e\u540d\u3002<\/p>\n<p><em><i>{\u201cbody\u201d:\u201c<\/i><\/em><em><i>\u5546\u54c1A&amp;out_trade_no=12345&amp;seller=alice&amp;total_fee=100&amp;trade_status=SUCCESS&amp;z=\u201d<\/i><\/em><em><i>\uff0c \u201cout_trade_no\u201d:\u201d12345\u201d, \u201cseller\u201d:\u201cevil\u201d, \u201ctotal_fee\u201d:\u201c1\u201d, \u201ctrade_status\u201d:\u201cSUCCESS\u201d, \u201csign\u201d:\u201csigned by payment platform\u201d}\uff0c<\/i><\/em><\/p>\n<p>\u653b\u51fb\u8005\u53ef\u4ee5\u5c06\u5176\u53d8\u6362\u4e3a<\/p>\n<p><em><i>{\u201cbody\u201d:\u201c\u5546\u54c1A\u201d,\u201cout_trade_no\u201d:\u201c12345\u201d\uff0c\u201cseller\u201d:\u201calice\u201d, \u201ctotal_fee\u201d:\u201c100\u201d, \u201ctrade_status\u201d:\u201cSUCCESS\u201d,\u201c<\/i><\/em><em><i>z\u201d:\u201c&amp;out_trade_no=12345&amp;seller=evil&amp;total_fee=1&amp;trade_status=SUCCESS<\/i><\/em><em><i>\u201d, \u201csign\u201d:\u201csigned by payment platform\u201d}<\/i><\/em><\/p>\n<p>\u7136\u540e\u53d1\u9001\u7ed9\u5546\u6237Alice\u7684URL 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start=\"3\">\n<li>\u53ea\u5728\u5ba2\u6237\u7aef\u9a8c\u8bc1<\/li>\n<\/ol>\n<p>\u5728\u7528\u6237\u5b8c\u6210\u652f\u4ed8\u540e\uff0c\u652f\u4ed8\u5e73\u53f0\u5f80\u5f80\u65e2\u4f1a\u5f02\u6b65\u901a\u77e5\u5546\u6237\u670d\u52a1\u5668\u652f\u4ed8\u7ed3\u679c\uff0c\u53c8\u4f1a\u540c\u6b65\u901a\u77e5\u5546\u6237\u5ba2\u6237\u7aef\u652f\u4ed8\u7ed3\u679c\u4ee5\u5411\u7528\u6237\u5c55\u793a\u3002<\/p>\n<p>\u7136\u800c\uff0c\u652f\u4ed8\u7ed3\u679c\u7684\u9a8c\u8bc1\u5e94\u5728\u670d\u52a1\u7aef\u5b8c\u6210\u3002\u4ec5\u5728\u5ba2\u6237\u7aef\u9a8c\u8bc1\u5c06\u5bb9\u6613\u53d7\u5230\u653b\u51fb\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539\u5ba2\u6237\u7aef\u903b\u8f91\u5b9e\u73b0\u514d\u8d39\u8d2d\u7269\u3002<\/p>\n<h3><strong>\u603b\u7ed3<\/strong><\/h3>\n<p>\u672c\u6587\u603b\u7ed3\u4e86\u5e38\u89c1\u652f\u4ed8\u5e73\u53f0\u7684\u652f\u4ed8\u8fc7\u7a0b\u7684\u673a\u5236\uff0c\u63a2\u8ba8\u4e86\u5176\u4e2d\u5b58\u5728\u548c\u53ef\u80fd\u5b58\u5728\u7684\u95ee\u9898\uff0c\u5e76\u901a\u8fc7\u5b9e\u4f8b\u5c55\u73b0\u4e86\u5546\u6237\u7aef\u548c\u652f\u4ed8\u5e73\u53f0\u51fa\u73b0\u7684\u5b89\u5168\u95ee\u9898\u3002\u9664\u4e86\u672c\u6587\u4e2d\u63a2\u8ba8\u7684\u95ee\u9898\uff0c\u8fd8\u6709\u8bb8\u8bb8\u591a\u591a\u5b89\u5168\u9690\u60a3\u5728\u8fd1\u5e74\u5f97\u5230\u4e0d\u65ad\u4fee\u6b63\u3002\u603b\u7684\u6765\u8bf4\u73b0\u5728\u7684\u7f51\u4e0a\u652f\u4ed8\u8fd8\u662f\u6bd4\u8f83\u53ef\u9760\u7684\u3002\u5728\u4e0b\u7bc7\u4e2d\u6211\u4eec\u7ee7\u7eed\u5bf9\u57fa\u4e8eMD5\u7684\u6d88\u606f\u7b7e\u540d\u673a\u5236\u8fdb\u884c\u8ba8\u8bba\uff0c\u53d1\u6398\u66f4\u591a\u7684\u5b89\u5168\u95ee\u9898\u3002<\/p>\n<p><strong><b>\u53c2\u8003\u6587\u732e<\/b><\/strong><\/p>\n<ol>\n<li>\u5fae\u4fe1\u652f\u4ed8\u5b89\u5168\u89c4\u8303, https:\/\/pay.weixin.qq.com\/wiki\/doc\/api\/app\/app.php?chapter=4_3<\/li>\n<li>\u652f\u4ed8\u5b9d\u624b\u673a\u7f51\u7ad9\u652f\u4ed8:\u7b7e\u540d\u4e0e\u9a8c\u7b7e, 2016\u5e745\u670830\u65e5\u7248, https:\/\/doc.open.alipay.com\/docs\/doc.htm?treeId=60&amp;articleId=104741&amp;docType=1<\/li>\n<li>\u652f\u4ed8\u5b9d\u624b\u673a\u7f51\u7ad9\u652f\u4ed8\u7ed3\u679c\u5f02\u6b65\u901a\u77e5, 2017\u5e741\u67089\u65e5\u7248,https:\/\/doc.open.alipay.com\/docs\/doc.htm?treeId=203&amp;articleId=105286&amp;docType=1<\/li>\n<li>\u652f\u4ed8\u5b9dApp\u652f\u4ed8\u540c\u6b65\u8fd4\u56de, 2017\u5e741\u67089\u65e5\u7248,https:\/\/doc.open.alipay.com\/docs\/doc.htm?treeId=204&amp;articleId=105302&amp;docType=1<\/li>\n<li>\u652f\u4ed8\u5b9dApp\u652f\u4ed8\u5f02\u6b65\u901a\u77e5, 2017\u5e741\u67089\u65e5\u7248,https:\/\/doc.open.alipay.com\/docs\/doc.htm?treeId=203&amp;articleId=105286&amp;docType=1<\/li>\n<li>\u767e\u5ea6\u94b1\u5305\u5546\u6237\u63a5\u5165\u6d41\u7a0b, https:\/\/b.baifubao.com\/sp_register\/0\/page_controller\/0?page=access_process<\/li>\n<li>\u65b0\u6d6a\u652f\u4ed8\u5f00\u53d1\u6307\u5357,V1.0\u548cV2.0\u56de\u8c03\u63a5\u53e3,http:\/\/open.weibo.com\/wiki\/\u652f\u4ed8\u5f00\u53d1\u6307\u5357<\/li>\n<li>\u7f51\u94f6\u5728\u7ebf,\u4eac\u4e1c\u652f\u4ed8\u63a5\u53e3\u6587\u6863, https:\/\/www.chinabank.com.cn\/service\/support.jsp<\/li>\n<li>\u817e\u8baf\u8d22\u4ed8\u901a\u652f\u4ed8\u7f51\u5173\u5546\u6237\u5f00\u53d1\u6307\u5357, http:\/\/support.tenpay.com\/demo\/tenpay_wangguan.zip<\/li>\n<li>\u5feb\u94b1\u4eba\u6c11\u5e01\u652f\u4ed8\u7f51\u5173\u5546\u6237\u63a5\u53e3\u89c4\u8303, https:\/\/github.com\/hoosin\/pay\/blob\/master\/%E5%BF%AB%E9%92%B1%E4%BA%BA%E6%B0%91%E5%B8%81%E6%94%AF%E4%BB%98%E7%BD%91%E5%85%B3%E5%95%86%E6%88%B7%E6%8E%A5%E5%8F%A3%E8%A7%84%E8%8C%83.pdf<\/li>\n<li>\u652f\u4ed8\u5e73\u53f0\u4f2a\u9020\u652f\u4ed8\u7ed3\u679c\u6f0f\u6d1e, https:\/\/virusdefender.net\/index.php\/archives\/155\/<\/li>\n<li>\u963f\u91cc\u98de\u732a\u4fe1\u7528\u4f4f\u670d\u52a1\u5668\u5f02\u6b65\u901a\u77e5\u63a5\u53e3, https:\/\/open.alitrip.com\/docs\/doc.htm?&amp;docType=1&amp;articleId=104043<\/li>\n<li>AnySDK, H5\u901a\u77e5\u63a5\u53e3, http:\/\/docs.anysdk.com\/faq\/h5-special-notice\/<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u8005\uff1a\u4e01\u7fbd \u9ece\u6850\u8f9b \u97e6\u97ec \u00a0Baidu X-lab, \u5317\u4eac\u5927\u5b66 \u5728\u7ebf\u652f\u4ed8\u5df2\u7ecf\u8d70\u8fdb\u6bcf\u4e2a\u4eba\u7684\u751f\u6d3b\u3002\u62a2\u7ea2\u5305&#8230; <a class=\"continue-reading-link\" href=\"http:\/\/202.112.238.40\/wp\/?p=1759\"> Continue reading <span class=\"meta-nav\">&rarr; <\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1759","post","type-post","status-publish","format-standard","hentry","category-research"],"_links":{"self":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/1759","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1759"}],"version-history":[{"count":8,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/1759\/revisions"}],"predecessor-version":[{"id":6490,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/1759\/revisions\/6490"}],"wp:attachment":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1759"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1759"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1759"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}