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Arcjet · Concept

Characteristics

Characteristics tell Arcjet which request attributes to use when tracking a rule. Arcjet tracks by IP address by default, and you can customize this with the characteristics option.

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Syntax

characteristics: ["ip.src"]

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

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  • tokenBucket
  • protect
  • fingerprints
  • ip.src

Source: Get started with Bun + Hono | Arcjet Docs. Checked 2026-11-03.