Stories by Liam Tung

Microsoft quietly updates free AV Security Essentials

Microsoft has released a new version of Security Essentials offering free protection for non-pirated Windows XP, Vista and 7 PCs.

Kaos rules in Mac Flashback trojan cleanup

It’s been 20 days since Apple released its Flashback trojan removal tool in April 13 which removed a trojan that exploited an un-patched Java flaw, but there remains confusion as to how successful the multi-vendor removal campaign has been.

Kaspersky kills flawed FlashBack removal tool

Russian antivirus firm Kaspersky has taken down its removal tool for Mac users infected with the FlashBack Trojan after users began complaining it bricked their machines.

Ringleader of $1m online trading account scam charged

A Russian citizen has been charged with hacking online trading accounts and trading with himself in a scheme that cost his victims over US$1.4 million.

Researchers slam Microsoft for botnet takedown tactics

Dutch security outfit Fox-IT has slammed Microsoft for publicly releasing “restricted data” to support its “legal-technical” takedown of the Zeus botnet last month.

15 bad apps sneak past Google’s ‘bouncer’

Despite Google’s best efforts to prevent malware entering its official market, Google Play, it let 15 data-stealing apps slip by, according to security vendor, McAfee.

Symantec sneaks out “redesigned” pcAnywhere software

Symantec yesterday quietly warned pcAnywhere and pcAnywhere Solution customers to update to new versions of its remote access software that contain a “redesigned security model”.

Does FlashBack really have 600k Macs?

It&#39;s a massive OS X botnet, however Hypponen had some reservations about the numbers claimed by Dr Web because the company did not explain exactly what it was counting: PCs or IP addresses.</p>

Adobe, Microsoft patch document-based attacks

Microsoft is urging organisations to apply its April Patch Tuesday updates one of which addresses “limited, targeted attacks” that use maliciously crafted RTF files.

FlashBack now has 600,000 Mac OS X botnet

Russian antivirus firm Doctor Web claims the Flashback Trojan variant has infected enough Mac OS X systems to create a botnet of 600,000 hosts.

Should ACCC tackle pre-installed AV?

The Australian Competition and Consumer Commission (ACCC) has been tackling tech giants Google and Apple during the past week for their “misleading” marketing campaigns, but is it neglecting the second largest scam in Australia?

Cyberwar: the offensive on citizens’ rights

Cyberwar cynic Marcus Ranum, chief security officer of Tenable Security, reckons the notion of cyberwar is really a war on citizens' rights.

Hackers reverse engineer German cop trojan

European ‘hacker club’, the Chaos Computer Club, has claimed to have reverse engineered a sample of German authorities’ lawful intercept malware, Quellen-TKÜ, and found that besides eavesdropping on Skype conversations it also captures screenshots and logs keystrokes.

DDoS attacks bolster cloud website optimiser

Enterprise product in the making and ‘loved’ by disbanded hacker group LulzSec.

The constant and very real threat of distributed denial of service
(DDoS) attacks aimed at headline grabbing “hacker” groups, such as
Lulz Security and Anonymous, have helped one tech start-up pick up new

Report: Yahoo, Tor, Mozilla, WordPress also hit by DigiNotar hack

Besides the fraudulent security certificates Dutch authority DigiNotar issued for, more were made for,,, and an Iranian blogging platform, Baladin, according to a Dutch report.