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OS X

600,000 Macs infected with Flashback Trojan and counting

posted onApril 6, 2012
by l33tdawg

A Russian security firm says it's found an alarming 600,000 OS X machines infected with the Flashback trojan. 

The firm, called Dr Web, first said that it had found half a million infected computers but later upped the number in a tweeted message, where it added that some of the bots are in Cupertino. 

Avira offers free OS X virus scanner and Android data security tool

posted onMarch 27, 2012
by l33tdawg

Avira has released two free security tools - Avira Free Mac Security - offering virus and malware protection to Mac OS X users and Avira Free Android Security.

Their Android tool is not a virus scanner but rather aims to help secure the data on your mobile device and also enable tracking and retrieval should it go missing. Avira also offers an online account which you can use to track your phones location remotely and also set it into 'lockdown mode' in which the phone is restricted to calls to a fixed number and to emergency services only. 

Flashback Malware for Mac Changes Infection Tactic

posted onMarch 8, 2012
by l33tdawg

A new variant of the password-stealing Flashback malware aimed at Apple computers has emerged, which tries to install itself after a user visits an infected website, according to new research.

Flashback, discovered by security vendor Intego last September, is engineered to steal passwords for websites, including financial sites. Since its emergence, several variants have appeared showing its authors' innovation.

New Mac malware exploits Java bugs, steals passwords

posted onFebruary 28, 2012
by l33tdawg

A new version of a well-known family of Mac malware exploits vulnerabilities in Java to steal usernames and passwords for online payment, banking and credit card websites.

Flashback.G is the first variant of the Trojan horse to use an attack vector that doesn't require any user interaction, said Intego Security, a French firm that specializes in Mac antivirus software. Most Mac malware needs help from users to get on a machine, if only to okay an installation by entering the system password.

Mac OS X's 'QuarantineEvents' keeps a log of all your downloads

posted onFebruary 14, 2012
by l33tdawg

Mac OS X users are familiar with warnings like the one shown here. Apple's "quarantine" has been in place for awhile, and it offers some minimal protection against accidentally opening files which have been downloaded from the Internet.

What most Mac OS X users probably don't know is that Mac OS X keeps a log of all files downloaded. Files are added to that log even if you are using "private" browsing in Safari or "incognito" in Google Chrome, and the log does not appear to ever be cleared.