VB Blog

Virus Bulletin seeks security researchers

Posted by   Virus Bulletin on   Jun 17, 2014

Would you like to publish your research through Virus Bulletin - or perhaps even work for us?

Read more  

Game over for GameOver Zeus botnet?

Posted by   Virus Bulletin on   Jun 5, 2014

Coordinated effort against gang that's also behind CryptoLocker ransomware.

Read more  

June issue of VB published

Posted by   Virus Bulletin on   Jun 1, 2014

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

Read more  

Virus Bulletin announces Péter Ször Award

Posted by   Virus Bulletin on   May 23, 2014

'Brilliant mind and a true gentleman' commemorated through annual award for technical security research.

Read more  

1 in 500 secure connections use forged certificate

Posted by   Virus Bulletin on   May 13, 2014

For reasons ranging from relatively good, to actual malware.

Read more  

May issue of VB published

Posted by   Virus Bulletin on   May 1, 2014

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

Read more  

AOL spam spreads 'NotCompatible' Android trojan

Posted by   Virus Bulletin on   Apr 23, 2014

AOL responds by following Yahoo! in setting strict DMARC policy.

Read more  

Yahoo's DMARC policy wreaks havoc among mailing lists

Posted by   Virus Bulletin on   Apr 15, 2014

Collateral damage in instruction to reject emails with invalid DKIM signatures.

Read more  

A week of Heartbleed

Posted by   Virus Bulletin on   Apr 14, 2014

OpenSSL vulnerability has kept the security community busy.

Read more  

VB2014 programme and keynote announced

Posted by   Virus Bulletin on   Apr 9, 2014

Exciting range of topics to be covered at VB conference in Seattle this September; Katie Moussouris to deliver keynote address.

Read more  
Previous1...7071727374...215Next

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/

We have placed cookies on your device in order to improve the functionality of this site, as outlined in our cookies policy. However, you may delete and block all cookies from this site and your use of the site will be unaffected. By continuing to browse this site, you are agreeing to Virus Bulletin's use of data as outlined in our privacy policy.