Classify each of the following as a violation of confidentiality, of integrity, of availability, or of some combination thereof. $1)$ A hacker obtains millions of Gmail passwords$\mathrm{.}2)$ John accidentally cuts the electricity from the server room$\mathrm{.}3)$ Suzanne registers the domain name $$JohnLuis$.$com$$ and refuses to let John Luis buy or use the domain name$\mathrm{.}4)$ Some malware encrypts the victim$$s hard drive with a secret key, and criminals ask for a ransom to decrypt it$\mathrm{.}5)$ The FBI wiretaps the cell phone of a suspect in a criminal investigation$\mathrm{.}6)$ A foreign state actor finds a zero$-$day vulnerability for voting machines used in Canada.