italian military looked into this and it's also easy to demonstrate. every text processing program stores a document in the form of lines of code that the user normally never sees in libra office this sentence we've typed generates ten lines of code data. that very same sentence in microsoft word generates more than one hundred lines of code data. so microsoft generates much more data that viruses can use to infiltrate a computer. that's confirmed by the german office for information security or b.s.i. they say that the microsoft format offers a cyber attack of opportunity for attack. the security gap exploited by the wanna cry malware demonstrates the extent of the risk either