V2EX ddos

DDOS

定义 Definition

DDoSDistributed Denial of Service 的缩写,意为“分布式拒绝服务攻击”。它通过大量来自多台设备/网络的请求淹没目标服务器或网络,使其无法正常响应合法用户的访问。(也常见写法为 DDoS。)

发音 Pronunciation (IPA)

/didis/(字母逐个读的常见读法)

例句 Examples

A DDoS attack can take a website offline for hours.
一次 DDoS 攻击可能会让网站离线数小时。

The company invested in stronger DDoS mitigation after repeated attacks disrupted customer access and damaged its reputation.
在多次攻击导致客户无法访问并损害声誉后,这家公司投入资金加强 DDoS 缓解与防护措施。

词源 Etymology

DDoS 源自网络安全领域的术语:denial of service(拒绝服务) 早期指通过恶意流量让服务不可用;后来攻击者利用“僵尸网络”(被控制的大量设备)从多个来源同时发起,形成 distributed(分布式)DDoS。该缩写在 1990 年代末至 2000 年代初随着互联网攻击事件的增多而广泛传播。

相关词 Related Words

文学与作品 Literary Works

  • The Cuckoo’s Egg (Clifford Stoll)(以早期计算机入侵与安全为主题的纪实作品,常被用于理解网络安全语境,相关概念常与 DoS/DDoS 等攻击类型一并讨论)
  • Ghost in the Wires (Kevin Mitnick)(网络安全与黑客文化纪实作品,在安全威胁与防护讨论中常涉及拒绝服务等攻击类别的语境)
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