captchas

captchas

美 [ˈkæptʃə] 　英

• n.【IT】验证码
• 网络验证码临时内存表

词形变化

复数：captchas  

英汉解释

n.	1. 【IT】验证码,全自动区分电脑与人类的图灵测试

英英解释

n.	1. [IT]completely automated public Turing test to tell computers and humans apart

例句

Jeff Yan, a computer scientist at Newcastle University, is one of many researchers interested in cracking CAPTCHAs.

纽卡斯尔大学的计算机科学家JeffYan就是爱好破解验证码的研究人员之一。

The idea of negative CAPTCHAs is not to ask a user to proof that he is human, but reveal that a spam robot is a bot.

这个消极的CAPTCHA的主意，不是去让用户证明他是一个人，而是让一个机器人证明他是个机器人。

Dr von Ahn thinks it will be possible for software to break text CAPTCHAs most of the time within five years.

vonAhn博士认为，五年之内用软件破解文本验证码将可能不再罕见。

This means designers of CAPTCHAs cannot simply increase the amount of distortion to foil attackers.

这意味着验证码的设计者们不能仅靠增加文字扭曲程度来打击攻击验证系统的人。

Keep in mind that things like Captchas are barriers to user interaction and will likely degrade the user experience.

请记住，像Captchas这样的东西是用户交互的障碍，并且可能会降低用户体验。

The completed captchas help spammers open new online accounts to send junk e-mail and carry out other mischief.

验证码填写完成后，垃圾邮件发送者就可以建立新的网络账户来发送垃圾邮件或进行其他的恶作剧。

Scrapers sometimes fight back with software that deciphers captchas.

信息搜集公司有时用能破译验证码的软件予以还击。

ActsAsSnook is a simple and elegant method of handling comment spam that doesn't rely on CAPTCHAS or Javascript or external web services.

ActsAsSnook是一个简单而优雅的处理垃圾评论的方法，不依赖于验证码（CAPTCHAS）或javascript或外部web服务。

The faster that software evolves, and the harder it gets to distinguish between people and computers, the faster CAPTCHAS have to change.

随着软件的发展，人与计算机之间的差别已经越来越小，这就要求更有效的验证码。

Mr Hughes, along with many others in the field, thinks the lifespan of text-based CAPTCHAs is limited.

Hughes先生和许多这一领域的其他专家都认为，文本形式的验证码寿命有限。

So negative CAPTCHAs might not be good to protect login forms.

因此在NegativeCAPTCHAs可能不是很好的保护措施。

"We modify our CAPTCHAs when we detect new abuse trends, " says Macduff Hughes, engineering director at Google.

谷歌工程总监MacduffHughes说：“检测到新的滥用倾向后我们修改了验证码系统。”

Additionally, some visually impaired users have found certain kinds of distorted CAPTCHAs difficult to read.

一些视障用户对某些扭曲的CAPTCHAs难以阅读。

Can we take this understanding to create a new breed of CAPTCHAs?

我们能以这个理解来去创造出一个新类别的CAPTCHA吗？

The problem with CAPTCHAs is, they are annoying.

使用CAPTCHAs的问题是，它们很麻烦。

But how secure are CAPTCHAs?

但验证码的安全系数有多大？

You can also get around CAPTCHAS by being clever.

你也可以通过耍小聪明来绕过CAPTCHA。

Teams of people based in developing countries can be hired online for $3 per 1, 000 CAPTCHAs solved.

主要在发展中国家，可以再网上雇佣成群的人，每解开1000个验证码付给他们3美元。