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Gmail, Yahoo and Hotmails CAPTCHA Broken

The Article has images
2008-07-03 08:36:21 by Dancho Danchev in Dancho Danchev's Blog - Mind Streams of Information Security Knowledge
...Gmail, Yahoo, Hotmail and the most popular Russian email providers in the thousands. Once the inventory of registered accounts drops due to someone's purchase, it continues registering one to two email accounts per second Gmail, Yahoo and Hotmails CAPTCHA broken by spammers Breaking Gmail, Yahoo and Hotmails CAPTCHAs, has been an urban...
 
Tags: captcha, hotmails captcha, captcha authentication, bogus accounts, accounts, text based captcha, accounts drops due, do-it-yourself captcha, yahoo
 
 
 
 
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Using GPG/PGP/FireGPG to Encrypt and Sign Email from Gmail

2008-01-14 00:56:47 by Editor in Irongeek's Security Site
 
...Gmail This tutorial will show how to use GPG and the FireGPG plug-in to encrypt and decrypt messages in Gmail. GPG is an open source implementation of OpenPGP (Pretty Good Privacy) , a public-key-encryption system. With public key encryption you dont have to give away the secret key that decrypts data for people to be able to send you...
 
Tags: encrypt, public key encryption, public key, secret key, sign email, gpg, gmail, decrypt messages, messages
 
 
 
 
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MessageLabs versus GMail

2008-03-31 16:22:07 by Liudvikas Bukys in Liudvikas Bukys
 
MessageLab mail forwarders have been unwilling to talk to GMail servers at least since Saturday 2008-03-29, with a mix of TCP connection refused and SMTP 421 Service Temporarily Unavailable Perhaps its related to flurry of articles about GMail CAPTCHA cracking three weeks ago and the resulting surge of spam Whatever the reason, its a painful outage
 
Tags: messagelab mail forwarders, service temporarily unavailable, painful outage, weeks ago, tcp connection, gmail servers, gmail captcha, articles, smtp
 
 
 
 
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Security Flaw Turns Gmail into Open-Relay Server

2008-05-11 04:02:32 by Editor in Digg / Security
 
A newfound flaw in Google's Gmail allows would-be spammers to treat the service as an open-relay server. Compounding the issue is the fact that services such as Hotmail and Yahoo "trust" Gmail. This may facilitate e-mail delivery, but it also makes it easier for spammers to reach their intended targets
 
Tags: open-relay server, gmail, would-be spammers, spammers, e-mail delivery, newfound flaw, google, reach, treat
 
 
 
 
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Using GPG/PGP/FireGPG to Encrypt and Sign Email from Gmail

2008-01-14 00:56:47 by Editor in Irongeek's Security Site
 
...Gmail This tutorial will show how to use GPG and the FireGPG plug-in to encrypt and decrypt messages in Gmail. GPG is an open source implementation of OpenPGP (Pretty Good Privacy) , a public-key-encryption system. With public key encryption you dont have to give away the secret key that decrypts data for people to be able to send you...
 
Tags: encrypt, public key encryption, public key, secret key, sign email, gpg, gmail, decrypt messages, messages
 
 
 
 
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Googles GMail security failure screws a Blogger/Designer!

2007-12-25 17:50:06 by Editor in Digg / Security
 
Shocking revelation by a well known designer..a must read...if you are using gmail...you may not be secure
 
Tags: gmail, designer, secure, revelation
 
 
 
 
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Rise in Gmail spam indicates more solved CAPTCHAs

2008-03-10 00:00:00 by HASH0x8b38594 in Network World on Security
 
Spam originating from Google's Gmail domain doubled last month, indicating that spammers are still defeating the CAPTCHA, the distorted text used as a security test to thwart mass registration of e-mail accounts and other Web site abuse
 
Tags: thwart mass registration, e-mail accounts, web site, spam, security test, gmail domain, google, month, captcha
 
 
 
 
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GMail Flaw Opens Floodgates for Spammers

2008-05-13 12:58:36 by Editor in Cheap Hack
 
...Gmail, Google's free mail system, that allows a spammer to send unlimited and unfiltered messages through Google's SMTP servers . Google imposes no limits on the number of messages sent through this method, and INSERT claims that any message header contents can be forged using it. The real problem here is not that you can send spam, but that...
 
Tags: google, google imposes, smtp servers, servers, bad servers, insert, disclosure omits details, message header contents, insert claims
 
 
 
 
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New Gmail Features Protect from Snooping

2008-07-09 11:50:04 by Editor in Digg / Security
 
Gmail added protection from unauthorized logins Monday through new features allowing you to monitor usage and sign out remotely
 
Tags: features, logins monday, monitor usage, gmail, protection, remotely, sign
 
 
 
 
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Backdoor in G-Archiver

2008-03-11 14:02:11 by Chris Wysopal in Zero in a bit