Google不久前刚刚发布了自己的DNS为将来ChromeOS做准备，两个DNS服务器的IP地址分别是8.8.8.8和8.8.4.4。我在张大嘴巴感叹米国IP资源如此丰富和牛鼻之后，毅然使用了这两个 DNS作为我的电脑的首选DNS服务器。我之前的DNS使用的是OpenDNS，IP地址分别是208.67.220.220和 208.67 ...

Hosting provider SoftLayer was partially taken down this morning from a DDOS attack, and several well known websites, including TechMeme and TwitPic, went down with it. The problem at SoftLayer was ...

Cisco announced today that it is acquiring OpenDNS for $635 million in cash. The security-as-a-service company will join Sourcefire and others to round out the Cisco Security portfolio. "As more ...

Google, OpenDNS and various content delivery networks have formed the Global Internet Speedup initiative, a project aimed at helping web pages load faster than before. Announced on Tuesday, the scheme ...

A technology to cut delays in Net communications is now built into parts of the Internet. Next up: signing up partners such as Akamai and creating an official standard. Stephen Shankland worked at ...

A domain name system helps computers translate domain names into IP addresses. Every domain name has its own unique IP address, giving it an address on the Internet. When you type in a website address ...

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Malicious Web sites install code without our knowledge, or rely on our gullibility, in order to hijack our computers. Anti-malware software can help by blocking known attacks, but does little or ...

Cisco is acting quickly on its new Security Everywhere initiative with the announcement that it plans to buy Internet security service provider OpenDNS for $635 million in cash plus other ...

OpenDNS has released a preview of a tool that will encrypt DNS (Domain Name System) requests between a person’s computer and the company’s lookup service, potentially blocking malicious interceptions.