Both Uses of

legacy
in
All's Well That Ends Well, by Shakespeare

There's something in't More than my father's skill, which was the greatest Of his profession, that his good receipt Shall, for my legacy, be sanctified By th' luckiest stars in heaven: and, would your honour But give me leave to try success, I'd venture The well-lost life of mine on his grace's cure.†
Scene 1.3

Well, Diana, take heed of this French earl: the honour of a maid is her name; and no legacy is so rich as honesty.
Scene 3.5 *

legacy = something coming from the past

Definition:

coming from the past or left to the future

in various senses including:

in law -- a gift given through a will -- "She left a legacy of $10,000 to her niece."
of a situation -- resulting from the past -- "Today's debt problem is a legacy of profligate spending by prior administrations."
of culture -- a practice passed from one generation to the next -- "The city has along legacy of bribes and corruption."
of technology -- something that still uses old technology -- "We're using a legacy software that only the old-timers know how to update."
of a member or potential member of an organization -- the child of a previous member -- "She is a legacy candidate."