Security: Meltdown, Equifax, IOC's Microsoft Experience
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Meltdown fix could kill your Linux experience by 8,000 per cent, says Netflix [Ed: And of course the hypothetical worst case scenarios become headlines...]
Brendan Gregg, who is part of the team that ensures that Netflix performs as planned, says that the Linux fix causes a huge strain on the CPU leading to the "largest kernel performance regressions I've ever seen".
The technique is called Kernel Page Table Isolation (KPTI) and does pretty much what it says - it makes sure that the page tables for users are different for the ones used by the machine.
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Equifax hires new chief information security officer
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'Olympic Destroyer' Malware Hit Pyeongchang Ahead of Opening Ceremony
Talos points out that Olympic Destroyer's disruptive tactics and spreading methods resemble NotPetya and BadRabbit, two pieces of Ukraine-targeting malware seen in the last year that the Ukrainian government, the CIA, and other security firms have all tied to Russian hackers [sic].
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What is Olympic Destroyer? Malicious file-wiping malware hits Pyeongchang to embarrass organisers [iophk: "IOC invites this kind of trouble by spreading Windows throughout the org"]
It then deletes all shadow copies on the system and then uses wbadmin.exe to destroy all system files "to ensure that file recovery is not trivial". The malware also uses a tool called bcdedit to make sure that the Windows recovery console cannot attempt to repair anything on the host making sure recovery is "extremely difficult".
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Winter Olympics bods confirm opening ceremony cyberattack
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