Since 2016, number of website hacks, defacements and doxing campaigns that can be definitively traced to hacktivists has sharply declined. IBM X-Force: Hacktivist attacks decreased by nearly 95 percent from 2015 to 2018. Hacktivism incidents are now relatively rare, but still pop up in response to global events. The coining of the term, “Cult of the Dead Cow,” traces to the group called CdC, which says it invented the word in 1994.”]
Source: https://www.govinfosecurity.com/down-out-in-hacktivist-land-a-12950