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Microsoft SQL Server is a relational database management system developed by Microsoft. As a database server, it is a software product with the primar 阅读全文
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SSL证书 SSL证书(SSL Certificates)为网站和移动应用(APP)及小程序提供数据HTTPS加密协议访问,保障数据的安全。装载SSL证书产品后自动激活浏览器中显示“锁”型安全标志,地址栏以“https”开头。阿里云提供SSL服务端证书和客户端证书,且均支持ECC、RSA 或 SM( 阅读全文
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DDoS原生防护是一款针对阿里云ECS、SLB、Web应用防火墙、EIP等产品直接提升DDoS防御能力的安全产品。相比于DDoS高防,DDoS原生防护可以直接把防御能力加载到云产品上,不需要更换IP,也没有四层端口、七层域名数等限制。DDoS原生防护部署简易,购买后只需要绑定需要防护的云产品的IP地 阅读全文
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分布式拒绝服务(Distributed Denial of Service,简称DDoS)将多台计算机联合起来作为攻击平台,通过远程连接利用恶意程序,对一个或多个目标发起DDoS攻击,消耗目标服务器性能或网络带宽,从而造成服务器无法正常地提供服务。 攻击原理 通常,攻击者使用一个非法账号将DDoS主 阅读全文
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Web应用基础安全防护场景 业务风险防护场景 混合云防护场景 使用Web应用防火墙(WAF)防护您的Web业务前,您必须将要防护的网站接入Web应用防火墙。未完成接入操作,您的Web应用防火墙防护将无法生效。 网站接入流程 WAF支持使用CNAME接入和透明接入模式,使您的网站流量可以受到WAF的保 阅读全文
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Virtual private gateway A virtual private gateway is the VPN concentrator on the Amazon side of the Site-to-Site VPN connection. You create a virtual 阅读全文
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A VPC peering connection is a networking connection between two VPCs that enables you to route traffic between them privately. Instances in either VPC 阅读全文
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Routes Each route in a table specifies a destination and a target. For example, to enable your subnet to access the internet through an internet gatew 阅读全文
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internet gateway: An internet gateway is a horizontally scaled, redundant, and highly available VPC component that allows communication between your V 阅读全文
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Default VPC components When we create a default VPC, we do the following to set it up for you: Create a VPC with a size /16 IPv4 CIDR block (172.31.0. 阅读全文
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Amazon Virtual Private Cloud (Amazon VPC) is a service that lets you launch AWS resources in a logically isolated virtual network that you define. You 阅读全文
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Alibaba Cloud Content Delivery Network (CDN) is a distributed network built over the bearer network and contains edge nodes deployed in different regi 阅读全文
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云原生关系型数据库 PolarDB PolarDB是与MySQL、PostgreSQL、Oracle引擎兼容的云原生关系型数据库。阿里云自研的云原生数据库PolarDB有三个独立的引擎,分别100%兼容MySQL、100%兼容PostgreSQL、高度兼容Oracle语法 云数据库RDS MySQL 阅读全文