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Nothing comes for free, especially online. Would you be okay with allowing a few paid services to mine cryptocurrencies using your system instead of paying the subscription fee? Most free websites and services often rely on advertising revenue to survive, but now there is a new way to make money—using customers' computer to generate virtual currencies. It was found that a scheduling app, dubbed Calendar 2, was embracing cryptocurrency mining in exchange for free access to its app premium features, but the developer has to take it down from the Apple App Store following reports that it's not working as intended. Cryptocurrency mining is not a new concept, but the technology has recently exploded after hackers found it a great way to make millions of dollars by hijacking computers to secretly perform cryptocurrency mining in the background without users' knowledge or consent. Due to this cryptocurrency mining has emerged as one of the biggest threats in recent mon...

If you have recently downloaded the popular open source video transcoder app HandBrake on your Mac, there are chances that your computer is infected with a notorious Remote Access Trojan (RAT). The HandBrake team issued a security alert on Saturday, warning Mac users that one of its mirror servers to download the software has been compromised by hackers. In case you aren't aware, HandBrake is an open source video transcoder app that allows Mac users to convert multimedia files from one format to another. According to the HandBrake team, an unknown hacker or group of hackers compromised the download mirror server (download.handbrake.fr) and then replaced the Mac version of the HandBrake client (HandBrake-1.0.7.dmg) with a malicious version infected with a new variant of Proton . Originally discovered in February on a Russian underground hacking forum, Proton is a Mac-based remote access trojan that gives attackers root access privileges to the infected system. The af...

Those innocent-looking apps in your smartphone can secretly spy on your communications or could allow hackers to do so. Hard to believe, but it's true. Recently, Trustwave's SpiderLabs analysts discovered a hidden backdoor in Skype for Apple's macOS and Mac OS X operating systems that could be used to spy on users' communications without their knowledge. The backdoor actually resides in the desktop Application Programming Interface (API) that allows third-party plugins and apps to communicate with Microsoft-owned Skype — the popular video chat and messaging service. Appeared to have been around since at least 2010, the backdoor could allow any malicious third-party app to bypass authentication procedure and provide nearly complete access to Skype on Mac OS X. How an Attacker can Take Complete Control of Your Skype The malicious app could bypass authentication process if they "identified themselves as the program responsible for interfacing with th...