I think you might have your timelines a bit reversed.
Afaik: From the 1960s to early-80s, it meant someone who creates. From the mid-80s to mid-00s, it meant someone who breaks into systems (driven by media reporting on FBI prosecution of the first network-enabled cyber crimes). From the mid-00s to now, it seems to be turning the corner again (co-mingled with the rise of maker culture).
Afaik: From the 1960s to early-80s, it meant someone who creates. From the mid-80s to mid-00s, it meant someone who breaks into systems (driven by media reporting on FBI prosecution of the first network-enabled cyber crimes). From the mid-00s to now, it seems to be turning the corner again (co-mingled with the rise of maker culture).