Such overload, or " denial of service" attacks, are irritating.

这种超载，也就是“拒绝服务”的攻击很让人恼火。

That's a reference to denial of service attacks that crippled the Web sites of Ukraine's largest banks and the Foreign and Defense ministries.

这是指对乌克兰最大的几家银行以及外交部和国防部网站的拒绝服务攻击。

The things that we've seen from them — the attacks against the South Korean businesses and media have been much more primitive kind of attacks — DDOS, denial of service attacks.

我们看到他们对韩国企业和媒体的攻击要更简单，是那种阻断服务攻击。

Minutes later a website of the African National Congress (ANC), South Africa's ruling party, went offline: another victim of the oldest and crudest form of cyber-assault, a distributed denial of service (DDoS) attack.

不出几分钟南非执政党非洲国民大会（African National Congress，ANC）的网站就挂线了，成为最古老也最残暴的网络攻击方式-----分布式拒绝服务（DDoS）攻击的又一个受害者。