security

As announced late last week , Microsoft has released a patch addressing thirteen vulnerabilities in its Windows operating systems (OS) and business suite Office. The most critical of these threats are posed by the Stuxnet worm, of which 2 zero-day ... flaws remain at large and unpatched. (Source: eweek.com ) Stuxnet Worm: Sophisticated, Huge Threat Security experts say the patch is an important one. For users of the ubiquitous Windows XP, the exploit has been ranked "critical" by Microsoft, its most serious rating. However, if you're running the more recent Vista or Windows 7, the Stuxnet threat ... (view more)

Security researchers have discovered a new PDF (portable document format) exploit in Adobe Reader and Acrobat they think could allow a hacker to remotely take over a system. In fact, the threat is so serious at least one expert has called the ... vulnerability "scary." Adobe has acknowledged the flaw exists and could soon be exploited. In a statement, the company noted that the hole could be used to "cause a crash and potentially allow an attacker to take control of the affected system." (Source: adobe.com ) Hackers Trick Users Into Opening Infected PDF Mac, Unix and Windows users are ... (view more)

Microsoft is preparing another large Patch Tuesday security release this month, issuing nine bulletins that address a total of thirteen vulnerabilities. These patches target flaws affecting the Windows operating system (OS), Internet Information ... Services, and popular business suite Microsoft Office. Importantly, four of the nine bulletins have been designated "critical," Microsoft's most serious rating. The other five are all marked "important" by the company's Security Response Center blog, Microsoft's second-highest rating. Windows XP Users Most At-Risk All three of the Redmond-based firm's ... (view more)

The Republic of Sierra Leone in West Africa isn't exactly a top tourist destination spot. Nonetheless, even if visiting the place might be dangerous, Sierra Leone has been rated the safest place in the world to use the Internet. The figures come ... from security firm Antivirus Grisoft (AVG), which analyzed data from 127 million customers in 144 countries. The statistics are based around the number of times the AVG software detected a security threat, compared with the number of times users went online. The figures reported are the chances that an average user's computer will be attacked on any ... (view more)

This week, we reported an iTunes vulnerability that exposes Windows users to over 40 different application attacks. Now, it seems that the same exploit is being used by hackers to infiltrate and drain PayPal accounts. "My account was charged over ... $4700. I called security at PayPal and was told a large number of iTunes store accounts were compromised," complained one customer in a recent post to blog TechCrunch. The same victim said he'd received almost fifty receipts from PayPal totaling $99.99 each, but was able to prevent these transactions from being recorded by his bank. Not everyone ... (view more)

Adobe will today release a patch for a critical security vulnerability in its popular Reader and Acrobat software. The issue was first identified at the Black Hat security conference in July, and has since remained without a fix. Adobe noted in ... early August that the patch would be available this week, well ahead of its next scheduled security release (based on a quarterly timetable) in mid-October. Reader, Acrobat for Windows and Mac Affected According to an advisory from Adobe, the patch is meant to fix a number of critical issues affecting Reader 9.3.3 for Windows, Unix and Mac as well as ... (view more)

Compared to Windows XP and previous Microsoft operating systems of years previous, one of the major differences of Windows Vista and Windows 7 is the User Account Control , or "UAC" for short. If you've used Windows Vista with UAC enabled (by ... default), then you know how annoying the feature can be. In fact, many users associate the failure of Windows Vista with the ill-functioning UAC simply because they felt it broke functionality and usefulness of the operating system. (Source: zdnet.com ) Recently, however, Microsoft defended its widely-criticized operating system Windows Vista, ... (view more)

User Account Control (UAC) is a technology and security infrastructure introduced with Microsoft's Windows Vista and Windows Server 2008 operating systems, with a more refined version also present in Windows 7 and Windows Server 2008 R2. The UAC ... aims to improve the security of Microsoft Windows by limiting application software to standard user privileges until an administrator authorizes an increase or elevation. In this way, only applications trusted by the user may receive administrative privileges, and malware should be kept from compromising the operating system. User Account Control (UAC ... (view more)

Microsoft has confirmed it's investigating yet another large-scale bug affecting all supported editions of Windows. At the same time, it's ruled out issuing an emergency patch for the kernel-related issue that emerged just last week. On Tuesday, ... Microsoft issued a record-breaking monthly Patch Tuesday update containing a record 14 security bulletins. When that was announced, it looked as if it would be network administrators who'd be in for a particularly busy time, while Microsoft security staff could at least have some breathing room. That turned out not to be the case. Bogus Color Data ... (view more)

Microsoft is reportedly investigating a new kernel flaw affecting all versions of the Windows operating system (OS), including the new Windows 7. The investigation began on Friday after an Israeli researcher alerted Microsoft to the issue. In ... computing, the kernel is the central component of an operating system which is responsible for bridging software programs to hardware inside the computer. Microsoft says it is working on the issue and will release a patch once it's ready. "Microsoft is investigating reports of a possible vulnerability in Windows Kernel," said the software company's Jerry ... (view more)