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网站被DDOS攻击的防御方法

针对DDoS（分布式拒绝服务）攻击，以下是一些常见的网站防御方法： 1. 使用DDoS防御服务：通过使用专业的DDoS防御服务提供商，可以将流量引导到其网络中，他们可以帮助您过滤出恶意流量并将合法流量传送到您的服务器。 2. 增强网络硬件：使用具有DDoS防御功能的硬件设备，如防火墙、负载均衡器和入侵防御系统等，可以增强您的网络安全。 3. 使用反向代理：通过使用反向代理服务器，可以将恶意流量分散到多个服务器上，从而减轻对单个服务器的压力。 4. IP过滤和黑名单：根据流量的来源IP地址进行过滤，将恶意IP地址列入黑名单。 5. 配置限制和防护机制：设置限制流量、频率和连接数等防护机制，可以有效地抵御DDoS攻击。 6. 加强服务器安全：确保服务器系统和应用程序的安全性，定期更新补丁，禁用不必要的服务，并加强访问控制和身份验证。 7. 监控和警报：设置监控系统以及实时告警机制，及时发现并应对潜在的DDoS攻击。以上是一些常见的网站被DDoS攻击的防御方法，然而，DDoS攻击手段不断演化，因此综合多种防御策略是保护网站安全的最佳实践。

Public @ 2023-07-23 19:00:26

多域名同内容的常见问题

【问】多个域名指向同一个域名算是作弊么?【答】如果某公司从品牌保护或长远发展角度出发，注册了多个域名，且多域名301重定向指向一个常用域名，那此行为本身不属于作弊。但是如果进行301重定向的多域名本身有作弊行为，那么被指向的域名有可能受到牵连。【问】多个域名同内容是否有利于提高排名？【答】此举非常不利于提高排名，因为多个域名会分散原本应该属于单独域名的外链进而影响权重，不利于单独域名获得更好的排名

Public @ 2009-08-01 15:36:34

说说劫持的那些事

网络安全日益严峻，站长朋友们多多少少都遇到过被黑被劫持的经历，对于老老实实做人，认认真真做站的朋友来说，好不容易做出了一点成绩，一劫持就又回到解放前了，本期我们一起来探讨常见的网站被黑被劫持的手段有哪些？如何防范与修复这些风险？（本文中所有内容由SEO神行者社群讨论，并由飞鹰整理成文）首先我们先来了解学习一下被黑、被劫持的几种主要风险漏洞来源：我们认为一个站点要是内部劫持主要还是出现了以下几方面的

Public @ 2022-07-05 15:37:36

网站防止CC攻击的方法

CC攻击（Challenge Collapsar）是DDOS（分布式拒绝服务）的一种，也是一种常见的网站攻击方法，攻击者通过代理服务器或者肉鸡向向受害主机不停地发大量数据包，造成对方服务器资源耗尽，一直到宕机崩溃。CC攻击的攻击技术含量低，利用工具和一些IP代理，一个初、中级的电脑水平的用户就能够实施攻击。不过，如果了解了CC攻击的原理，那就不难针对CC攻击实施一些有效的防范措施。通常防止CC攻击

Public @ 2012-02-16 15:37:51

关于网站、服务器受攻击问题的相关说明

网站被攻击一般有以下几种原因：1. 盈利类网站容易被竞争对手攻击。2. 被黑客敲诈勒索，要求支付“保护费”，否则会进行攻击。3. 网站被黑客入侵，黑客在子目录下放了“私服”、“减肥”类的非法网页，从而被连带攻击。针对网站攻击的防护措施：对于可能受攻击的网站，建议使用我司高防线路机房的云主机，或者开启第三方防护，比如百度云加速、加速乐来对网站进行防护，对于正规网站，要做好网站安全防护措施，防止被黑客

Public @ 2020-01-25 15:37:51

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[ DB ] CONNECT:[ UseTime:0.024968s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017821s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9823 LIMIT 1 [ RunTime:0.016774s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.017055s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.017580s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.017316s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9823 LIMIT 1 [ RunTime:0.016755s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+1 where id=9823 [ RunTime:0.017565s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo技术提升' AND `status` <> -1 LIMIT 1 [ RunTime:0.027135s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo技术提升' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.038901s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海网站被攻击' AND `status` <> -1 LIMIT 1 [ RunTime:0.023585s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海网站被攻击' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041493s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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