Security News

Microsoft Office 365 Phishing Attack Uses Multiple CAPTCHAs
2020-10-01 18:27

Researchers are warning of an ongoing Office 365 credential-phishing attack that's targeting the hospitality industry - and using visual CAPTCHAs to avoid detection and appear legitimate. Though the use of CAPTCHAS in phishing attacks is nothing groundbreaking, this attack shows that the technique works - so much so that the attackers in this campaign used three different CAPTCHA checks on targets, before finally bringing them to the phishing landing page, which poses as a Microsoft Office 365 log-in page.

Text CAPTCHAs easily beaten by neural networks
2018-12-12 12:12

As CAPTCHA-haters know to their frequent irritation, the death of the text-based Completely Automated Procedures for Telling Computers and Humans Apart tends to be exaggerated.

Week in review: CAPTCHA-breaking AI, Australian anti-encryption bill, new issue of (IN)SECURE
2018-12-09 18:48

Here’s an overview of some of last week’s most interesting news and articles: Old and new OpenSSH backdoors threaten Linux servers OpenSSH, a suite of networking software that allows secure...

Researchers create AI that could spell the end for website security captchas
2018-12-06 06:30

Researchers have created new artificial intelligence that could spell the end for one of the most widely used website security systems. The new algorithm, based on deep learning methods, is the...

Boffins confirm AI GAN see through your text CAPTCHA test
2018-12-05 22:28

Attack bots unleashed as major sites left wide open to abuse If you're one of those people who hates picking out cars, street signs and other objects in CAPTCHA image grids, then get used to it...

Backdoored Captcha Plugin Hits 300,000 WordPress Sites
2017-12-20 18:55

Yet another plugin was removed from the WordPress repository afte read more

Hidden Backdoor Found In WordPress Captcha Plugin Affects Over 300,000 Sites
2017-12-20 10:03

Buying popular plugins with a large user-base and using it for effortless malicious campaigns have become a new trend for bad actors. One such incident happened recently when the renowned...

Breaking Semantic Image CAPTCHAs (Schneier on Security)
2016-04-08 11:39

Interesting research: Suphannee Sivakorn, Iasonas Polakis and Angelos D. Keromytis, "I Am Robot: (Deep) Learning to Break Semantic Image CAPTCHAs": Abstract: Since their inception, captchas have...