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<h1 id="qq数据库采用简单加密——异或加密"><a href="#qq数据库采用简单加密——异或加密" class="headerlink" title="qq数据库采用简单加密——异或加密"></a>qq数据库采用简单加密——异或加密</h1><h2 id="数据获取:"><a href="#数据获取:" class="headerlink" title="数据获取:"></a>数据获取:</h2><p>DENGTA_META.xml—IMEI:867179032952446<br>databases/2685371834.db——数据库文件</p>
<h2 id="解密方式:"><a href="#解密方式:" class="headerlink" title="解密方式:"></a>解密方式:</h2><p>明文msg_t 密文msg_Data keyIMEI<br>msg_t = msg_Data[i]^IMEI[i%15]</p>
<h2 id="实验:"><a href="#实验:" class="headerlink" title="实验:"></a>实验:</h2><figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br></pre></td><td class="code"><pre><span class="line">import sqlite3</span><br><span class="line"></span><br><span class="line">IMEI = &apos;867179032952446&apos;</span><br><span class="line">conn = sqlite3.connect(&apos;2685371834.db&apos;)</span><br><span class="line">c = conn.cursor()</span><br><span class="line"></span><br><span class="line">def _decrypt(foo):</span><br><span class="line"> substr = &apos;&apos;</span><br><span class="line"> #print(len(foo))</span><br><span class="line"> for i in range(0,len(foo)):</span><br><span class="line"> substr += chr(ord(foo[i]) ^ ord(IMEI[i%15]))</span><br><span class="line"> return substr</span><br><span class="line"></span><br><span class="line">#rem = c.execute(&quot;SELECT uin, remark, name FROM Friends&quot;)</span><br><span class="line">Msg = c.execute(&quot;SELECT msgData, senderuin, time FROM mr_friend_0FC9764CD248C8100C82A089152FB98B_New&quot;)</span><br><span class="line"></span><br><span class="line">for msg in Msg:</span><br><span class="line"> uid = _decrypt(msg[1])</span><br><span class="line"> print(&quot;\n&quot;+uid+&quot;:&quot;)</span><br><span class="line"> try:</span><br><span class="line"> msgData = _decrypt(msg[0]).decode(&apos;utf-8&apos;)</span><br><span class="line"> print(msgData)</span><br><span class="line"> except:</span><br><span class="line"> pass</span><br></pre></td></tr></table></figure>
<h2 id="结果"><a href="#结果" class="headerlink" title="结果"></a>结果</h2><p><img src="https://res.cloudinary.com/dozyfkbg3/image/upload/v1552728077/qq.png" alt></p>
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$visitors.find(COUNT_CONTAINER_REF).text(0);
return;
}
for (var i = 0; i < results.length; i++) {
var item = results[i];
var url = item.get('url');
var time = item.get('time');
var element = document.getElementById(url);
$(element).find(COUNT_CONTAINER_REF).text(time);
}
for(var i = 0; i < entries.length; i++) {
var url = entries[i];
var element = document.getElementById(url);
var countSpan = $(element).find(COUNT_CONTAINER_REF);
if( countSpan.text() == '') {
countSpan.text(0);
}
}
})
.fail(function (object, error) {
console.log("Error: " + error.code + " " + error.message);
});
}
function addCount(Counter) {
var $visitors = $(".leancloud_visitors");
var url = $visitors.attr('id').trim();
var title = $visitors.attr('data-flag-title').trim();
var query = new AV.Query(Counter);
query.equalTo("url", url);
query.find({
success: function(results) {
if (results.length > 0) {
var counter = results[0];
counter.fetchWhenSave(true);
counter.increment("time");
counter.save(null, {
success: function(counter) {
var $element = $(document.getElementById(url));
$element.find('.leancloud-visitors-count').text(counter.get('time'));
},
error: function(counter, error) {
console.log('Failed to save Visitor num, with error message: ' + error.message);
}
});
} else {
var newcounter = new Counter();
/* Set ACL */
var acl = new AV.ACL();
acl.setPublicReadAccess(true);
acl.setPublicWriteAccess(true);
newcounter.setACL(acl);
/* End Set ACL */
newcounter.set("title", title);
newcounter.set("url", url);
newcounter.set("time", 1);
newcounter.save(null, {
success: function(newcounter) {
var $element = $(document.getElementById(url));
$element.find('.leancloud-visitors-count').text(newcounter.get('time'));
},
error: function(newcounter, error) {
console.log('Failed to create');
}
});
}
},
error: function(error) {
console.log('Error:' + error.code + " " + error.message);
}
});
}
$(function() {
var Counter = AV.Object.extend("Counter");
if ($('.leancloud_visitors').length == 1) {
addCount(Counter);
} else if ($('.post-title-link').length > 1) {
showTime(Counter);
}
});
</script>
<script>
(function(){
var bp = document.createElement('script');
var curProtocol = window.location.protocol.split(':')[0];
if (curProtocol === 'https') {
bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
}
else {
bp.src = 'http://push.zhanzhang.baidu.com/push.js';
}
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(bp, s);
})();
</script>
<link rel="stylesheet" href="/lib/needsharebutton/needsharebutton.css">
<script src="/lib/needsharebutton/needsharebutton.js"></script>
<script>
pbOptions = {};
pbOptions.iconStyle = "box";
pbOptions.boxForm = "horizontal";
pbOptions.position = "bottomCenter";
pbOptions.networks = "Weibo,Wechat,Douban,QQZone,Twitter,Facebook";
new needShareButton('#needsharebutton-postbottom', pbOptions);
flOptions = {};
flOptions.iconStyle = "box";
flOptions.boxForm = "horizontal";
flOptions.position = "middleRight";
flOptions.networks = "Weibo,Wechat,Douban,QQZone,Twitter,Facebook";
new needShareButton('#needsharebutton-float', flOptions);
</script>
<script type="text/javascript" src="/js/src/js.cookie.js?v=5.1.4"></script>
<script type="text/javascript" src="/js/src/scroll-cookie.js?v=5.1.4"></script>
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</html>