A type of virus that infect computers, and then prevent the user from accessing the operating system, or encrypts all the data stored on the computer,
The user asks the ransom to pay a fixed amount of money, as opposed to decrypting files or allowing access again to the operating system.

Wanna Cry Ransomware Guidelines to stay safe:

  • Be careful to click on harmful links in your emails.
  • Be wary of visiting unsafe or unreliable sites.
  • Never click on a link that you do not trust on a web page or access to Facebook or messaging applications such as WatSab and other applications.
  • If you receive a message from your friend with a link, ask him before opening the link to confirm, (infected machines send random messages with links).
  • Keep your files backed up regularly and periodically.
  • Be aware of fraudulent e-mail messages that use names similar to popular services such as PayePal instead of PayPal or use popular service names without commas or excessive characters.
  • Use anti virus and Always make have the last update.
  • Make sure your windows have the last update close the gap.
  • Use this link to download update Manual :

MS17-010 Update for Windows 8.1

The first option is for 64bit system and another option for 32bit system
MS17-010 Update for Windows 10

The first option is a 32bit system and a second option for a 64bit system
Update link for MS17-010 for Windows 7 and Server 2008

Choose the first 64bit system choice or the second 32bit option.
Links Update for MS17-010 for Windows XP and Server2003 and 8