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NotPetya ransomware cyber-vaccine

Cyber­se­cur­ity mat­ters. As I type, the world is in the grip of anoth­er major ransom­ware attack. This one has been dubbed Not­Petya — because it’s not the one called Petya, but it is sim­il­ar. As usu­al, it tar­gets Win­dows machines. A poten­tial vac­cine has been found in the past hour (3:19 pm PST, about 11:19 pm BST). So, this is just a very quick post to help pub­li­cise that ASAP.

The vac­cine, cour­tesy of the excel­lent secur­ity site Bleep­ing­Com­puter, is to cre­ate a read-only file in your C:\Windows dir­ect­ory. That’s easi­er said than done, as Win­dows (quite rightly) pro­tects that folder. So, the fol­low­ing batch file should do it for you:


…and if not, this post in Bleep­ing­Com­puter explains how to do it manu­ally. Huge thanks also to Word­Fence for high­light­ing this in their excel­lent post here.… Read the rest

Windows 10 Slow? Try These Two Quick Fixes

Do you Windows 10 Quick Fixfind Win­dows 10 slow at times? That it goes from speedy to slug­gish for no obvi­ous reas­on? Well, before you start wor­ry­ing about mal­ware (which used to be the most com­mon cul­prit), try these quick fixes.

  1. Open the Com­mand Prompt in Admin mode. You can right-click on the Start menu and choose “Com­mand Prompt (Admin)” — or try one of these oth­er ways to open the com­mand prompt.
  2. If a “User Account Con­trol” warn­ing appears, click “Yes” — you do want to let this app to make changes to your device. If noth­ing seems to hap­pen, check your taskbar for a new icon — this warn­ing some­times hides behind oth­er win­dows.
  3. Once you see a black box with the title “Admin­is­trat­or: Com­mand Prompt”, click into it and type the two fol­low­ing com­mands, one after anoth­er:
        net stop "Windows Search"
        net stop superfetch

You should see an improve­ment with­in seconds of these two ser­vices stop­ping.… Read the rest