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A raft of Unix-based operating systems—including Linux, OpenBSD, and FreeBSD—contain flaws that let attackers elevate low-level access on a vulnerable computer to unfettered root. Security experts are advising administrators to install patches or take other protective actions as soon as possible.
By Friday numerous tech sites including Ars Technica, delivered the bug discovery news, this time of strange NTFS bug making web pages crash for those still running Windows 7 or 8.1 on their PCs. NTFS refers to the NT file system.
"Remember the blue screen of death? It's kind of like that," said Engadget. Actually, the bug causes the computer to slow down or crash.
The awesome operating system Linux is free and open source. As such, there are thousands of different ‘flavours’ available – and some types of Linux such as Ubuntu are generic and meant for many different uses.
But security-conscious users will be pleased to know that there are also a number of Linux distributions (distros) specifically designed for privacy. They can help to keep your data safe through encryption and operating in a ‘Live’ mode where no data is written to your hard drive in use.
WannaCry is a name that made many cry in frustration this weekend, and the danger is still not over.
According to Europol director Rob Wainwright, over 200,000 victims in at least 150 countries have had their files encrypted by the WannaCry (aka Wanna Decryptor) ransomware/worm.
As a vicious new strain of ransomware swept the UK’s National Health Service yesterday, shutting off services at hospitals and clinics throughout the region, experts cautioned that the best protection was to download a patch Microsoft had issued in March. The only problem? A reported 90 percent of NHS systems run Windows XP, an operating system Microsoft first introduced in 2001, and hasn’t supported since 2014.