VB Blog

March issue of VB published

Posted by   Virus Bulletin on   Mar 1, 2012

The March issue of Virus Bulletin is now available for subscribers to download.

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'Unsubscribe' URL in junk fax leads to malware

Posted by   Virus Bulletin on   Feb 24, 2012

Trojan downloader behind .co.cc URL.

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New Zeus/SpyEye botnet does away with command-and-control servers

Posted by   Virus Bulletin on   Feb 22, 2012

Increasing use of UDP to avoid communication tracking.

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200-fold increase in HTML-attachment spam

Posted by   Virus Bulletin on   Feb 16, 2012

Cutwail botnet likely behind campaign that sends users to Phoenix exploit kit.

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'Hotmail and Gmail have best spam filter' says Cascade spam test

Posted by   Virus Bulletin on   Feb 15, 2012

Comparative test did not take false positives into account.

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February issue of VB published

Posted by   Virus Bulletin on   Feb 1, 2012

The February issue of Virus Bulletin is now available for subscribers to download.

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Hacktivists hijack DNS of popular websites

Posted by   Virus Bulletin on   Jan 26, 2012

Security at registrars may be weak link.

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New RFC describes best practices for running DNS-based lists

Posted by   Virus Bulletin on   Jan 24, 2012

DNSBL users advised to avoid those lists that charge for delisting.

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Vulnerability turns McAfee's anti-malware solution into open relay

Posted by   Virus Bulletin on   Jan 19, 2012

Flaw allows for spam to be sent through customers' PCs.

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AV-Test releases latest results

Posted by   Virus Bulletin on   Jan 18, 2012

Business and consumer products achieve high pass rate.

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Search blog

DMARC: an imperfect solution that can make a big difference

US Senator Ron Wyden has asked the Department of Homeland Security to implement DMARC. Martijn Grooten looks at what difference this could make for phishing attacks impersonating the US federal governent.
US Senator Ron Wyden has written a letter (pdf) to the Department of Homeland Security, urging the US government to implement DMARC to "ensure hackers cannot send emails that… https://www.virusbulletin.com/blog/2017/07/dmarc-imperfect-solution-can-make-big-difference/

TorrentLocker spam has DMARC enabled

Use of email authentication technique unlikely to bring any advantage.
Use of email authentication technique unlikely to bring any advantage. Last week, Trend Micro researcher Jon Oliver (who presented a paper on Twitter abuse at VB2014) wrote an… https://www.virusbulletin.com/blog/2015/03/torrentlocker-spam-has-dmarc-enabled/

Impressive results in latest VBSpam test

Excellent performances in spam filter test - plus evidence of a correlation between spam 'passing' SPF and an increased delivery rate.
Excellent performances in spam filter test - plus evidence of a correlation between spam 'passing' SPF and an increased delivery rate. No fewer than ten anti-spam solutions… https://www.virusbulletin.com/blog/2013/02/impressive-results-latest-vbspam-test/

EU report suggests 95% of email is spam

Less than five per cent of all SMTP connections result in an email being delivered into a user's inbox.
Less than five per cent of all SMTP connections result in an email being delivered into a user's inbox. A survey carried out by the European Network and Information Security Agency… https://www.virusbulletin.com/blog/2010/01/eu-report-suggests-95-email-spam/

VB announces latest VBSpam certification results

Two products achieve top level VBSpam Platinum award.
Two products achieve top level VBSpam Platinum award. Virus Bulletin has announced the results of its second comparative review of anti-spam products, revealing two top-level… https://www.virusbulletin.com/blog/2009/07/vb-announces-latest-vbspam-certification-results/

DKIM usage shows significant growth

US banks urged to use authentication method
US banks urged to use authentication method In a report on its website, Internet giant Cisco states it has been seeing almost 700,000 non-spam messages that contain valid DKIM… https://www.virusbulletin.com/blog/2009/06/dkim-usage-shows-significant-growth/

Sender authentication checks on the rise

SPF records creep into top ten content triggers checked by ISPs.
SPF records creep into top ten content triggers checked by ISPs. A report by email marketing software provider Lyris has revealed that use of the Sender Policy Framework (SPF)… https://www.virusbulletin.com/blog/2007/09/sender-authentication-checks-rise/

Unsafe computing in abundance

Reports and statistics on unsafe computing practices.
Reports and statistics on unsafe computing practices. Last month saw a flurry of reports and statistics on unsafe computing practices. To kick off, almost a quarter of… https://www.virusbulletin.com/blog/2007/09/unsafe-computing-abundance/

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