Gap Fill - Ransomware - Level 1


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   angry      attacks      because      computers      countries      dangerous      experts      hackers      hospitals      information      missiles      money      operations      owner      police      problem      ransomware      software      spying      why  
Microsoft is with America's National Security Agency (NSA). It said the WannaCry cyber-attack was the NSA stores cyber-weapons. Ransomware is that blocks computers until the pays to . The NSA helps keep America's communications and systems safe. It also stops cyber-attacks. However, say the WannaCry hackers used tools from the NSA.

Microsoft said governments must wake up to the of cyber-weapons. Stealing them is as as stealing . Microsoft said the WannaCry attack shows keeping cyber-weapons is a problem. Europe's said WannaCry harmed 200,000 in 150 . It made many problems for Britain's . Many were cancelled. Experts told people to back up their files because more could come.

Try the Ransomware - Level 2 gap fill.

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