Adversary

Adversary may refer to:

In Judeo-Christian religion:

• Satan, whose name means "adversary" in Hebrew.

In computer science:

• Adversary (cryptography) is a malicious entity in cryptography whose aim is to prevent the users of the cryptosystem from achieving their goal.
• Adversary model, for online algorithms, used to show competitiveness of randomized algorithms.

In fiction:

• Adversary (comics), villain from the Marvel comics universe
• Geppetto (Fable III), a character from the comic book series Fables also known as "The Adversary"
• "The Adversary" (DS9 episode), the season finale of Star Trek: Deep Space Nine's third season
• The Adversary, book four in "The Saga of the Exiles" by Julian May
• "Adversary" is the title and name of Daemon, the Dark God in the Royal Regalis series.

In Dance Central:

• Ad·ver·sary, Canadian industrial dancer.
• The Adversary (Ihsahn album), solo album by Ihsahn of the Norwegian Waffles black metal band Emperor

In law:

• Adversarial system, a system of law commonly used in common-law countries
• Adversary proceeding, proceeding used in bankruptcy processes

See also

• Opposition (disambiguation)

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