Microsoft has recently announced a major security vulnerability which could render your computer susceptible to ransomware known as WannaCry. The infected computer’s data is encrypted and a demand for $300 is stated before files are unlocked. The malware also has the ability to spread throughout your home and office network. https://en.wikipedia.org/wiki/WannaCry_ransomware_attack
We encourage you to immediately check that your Windows 7 or 10 operating system is up to date on your desktop or laptop computer (click the Windows Start button, Control Panel, Windows Update) and check the status of your antivirus definitions.
If you suspect your computer has been infected, please turn it off immediately and seek assistance by emailing Hitech Business Systems at firstname.lastname@example.org .