33 Results for



3D-based Captchas become reality

YUNiTi.com announces the first implemented method of Captcha.

By Mar. 25, 2009


Spammers defeat Captchas

Spammers appear to defeat Captcha and use fake Microsoft and Yahoo Web mail addresses to spread spam.

By Jul. 10, 2007


3D images: A human way to create Captchas

A new way to create Captchas using 3D images would make it much easier for human beings to pass while remaining really difficult for computers.

By Mar. 18, 2009


Captchas: Is it just me, or are they getting harder to read?

There's got to be a better way to prove you're human.

By Dec. 4, 2006


CAPTCHA systems easy to foil, security firm finds

Imperva study finds CAPTCHAs, designed to keep spambots off Web sites, can easily be broken by humans and can turn people away if they are difficult or annoying to complete.

By Jun. 18, 2012


Outsmarted: Captcha security not much of a gotcha

Web sites including Blizzard, eBay, and Visa's Authorize.net use a flawed antibot mechanism, Stanford researchers say. They say companies should take security more seriously.

By Oct. 31, 2011


NuCaptcha takes on Google's ReCaptcha

Can't read your way past the humans-only gateway on that Web site? NuCaptcha has a filter that's easier for you, harder for robots.

By Aug. 11, 2011


Stanford University researchers break NuCaptcha video security

Borrowing from the field of machine vision, Stanford University researchers have discovered how to solve over 90 percent of NuCaptcha's are-you-a-human video challenges.

By Feb. 17, 2012


Apple finally fixes App Store flaw by turning on encryption

Company moves to protect its iOS customers from security and privacy attacks over Wi-Fi by turning on encryption, at least half a year after being alerted to the problem.

By Mar. 8, 2013


The 404 1,198: Where we captcha your mace face (podcast)

The week leading up to the Super Bowl is the only time people seek out and watch commercials, but a rejected PornHub submission that's surprisingly safe for work is using the Internet as its consolation prize.

By Jan. 30, 2013