${?}_{{?}_o\text{c}\text{c}\text{u}\text{r}(s)\text{w}\text{h}\text{e}\text{n}an\text{a}\text{t}\text{t}\text{a}\text{c}\text{k}\text{e}\text{r}\text{e}\text{i}\text{t}\text{h}\text{e}\text{r}\text{t}\text{h}\text{r}\text{e}\text{a}\text{t}\text{e}\text{n}\text{s}to\text{s}\text{t}\text{e}\text{a}\text{l}\text{,}or\text{a}\text{c}\text{t}\text{u}\text{a}\text{l}\text{l}\text{y}\text{s}\text{t}\text{e}\text{a}\text{l}\text{s}\text{,}\text{i}\text{n}\text{f}\text{o}\text{r}\text{m}\text{a}\text{t}\text{i}\text{o}\text{n}\text{f}\text{r}\text{o}\text{m}\text{a}\text{c}\text{o}\text{m}\text{p}\text{a}\text{n}\text{y}\text{a}\text{n}\text{d}\text{t}\text{h}\text{e}\text{n}\text{d}\text{e}\text{m}\text{a}\text{n}\text{d}\text{s}\text{p}\text{a}\text{y}\text{m}\text{e}\text{n}\text{t}\text{f}\text{o}\text{r}\text{n}\text{o}\text{t}\text{c}\text{a}\text{r}\text{r}\text{y}\text{i}\text{n}\text{g}\text{o}\text{u}\text{t}\text{a}\text{p}\text{a}\text{r}\text{t}\text{i}\text{c}\text{u}\text{l}\text{a}\text{r}\text{a}\text{c}\text{t}\text{.}}$

${?}_{{?}_{?}}{?}_o$ccur$(s)$ when $an$ attacker either threatens $to$ steal, $or$ actually steals, information from a company and then demands payment for not carrying out a particular act.

Information extortion

Espionage

Corporate theft

SCADA attacks

Alien software