Latest news
Klez.H becomes the biggest virus
The computer virus Klez.H has become the biggest of all time, surpassing SirCam, according to an e-mail security company.
Klez.H, which was first detected on April 15, now affects one in every 300 e-mails, said UK-based MessageLabs on Monday. The company has traced 775,000 copies of the virus so far.
SirCam broke out last summer and maintained an unprecedented growth rate as it replicated itself. That trend has been mirrored by Klez.H, which covers its tracks and deceives recipients, said Alex Shipp from MessageLabs.
[ Read more ]
![]()
Related items
- Virus: I-Worm.Winevar (27 November 2002)
- Software: Anti Klez
- News: Klez worm hits US State Department (23 May 2002)
- News: Klez worm refuses to die (20 May 2002)
- Virus News: Information on Klez and Its Removal (13 May 2002)
- Software: Symantec FixKlez
- Virus News: Some Vital Information on the Latest Klez Worm (23 April 2002)
- Virus News: Klez.H is Capable of Revealing Confidential Information (23 April 2002)
- Press Release: Warning! A new version of the Internet-worm "KLEZ" is spreading across the Internet (18 April 2002)
Spotlight

IT security jobs: What's in demand and how to meet it
Posted on 15 May 2013. | Let's say you want a career in information security, where do you start? What credentials do you need? What are employers looking for? Read on to find some answers.

Is Microsoft is reading your Skype communications?
Posted on 15 May 2013. | The question of whether Skype allows U.S. intelligence and law enforcement agencies to access the communications exchanged by its users has still not been adequately answered by Microsoft.

Internet Explorer best at blocking malware
Posted on 14 May 2013. | While Chrome’s malware download protection improved significantly, Internet Explorer 10 continues to outperform the other browsers with a block rate of 99.96%.

Researcher refuses to help Saudi telco to spy on people
Posted on 14 May 2013. | You would think that a Saudi Arabian telecom firm interested in monitoring its users' mobile communications would not be asking a well-known pro-privacy researcher for help, but you would be wrong.

Malicious browser extensions are hijacking Facebook accounts
Posted on 13 May 2013. | Facebook users - especially those in Brazil - are being targeted with malicious browser extensions trying to hijack Facebook profiles, warns Microsoft.
By subscribing to our early morning news update, you will receive a daily digest of the latest security news published on Help Net Security.
With over 500 issues so far, reading our newsletter every Monday morning will keep you up-to-date with security risks out there.





