Class: CompactSign

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The CompactSign class is used to build and sign Compact JWS strings.

This class is exported (as a named export) from the main 'jose' module entry point as well as from its subpath export 'jose/jws/compact/sign'.

Example

const jws = await new jose.CompactSign(
  new TextEncoder().encode('It’s a dangerous business, Frodo, going out your door.'),
)
  .setProtectedHeader({ alg: 'ES256' })
  .sign(privateKey)

console.log(jws)

Constructors

Constructor

▸ new CompactSign(payload): CompactSign

CompactSign constructor

Parameters

Parameter	Type	Description
payload	Uint8Array	Binary representation of the payload to sign.

Returns

CompactSign

Methods

setProtectedHeader()

▸ setProtectedHeader(protectedHeader): this

Sets the JWS Protected Header on the CompactSign object.

Parameters

Parameter	Type	Description
protectedHeader	CompactJWSHeaderParameters	JWS Protected Header.

Returns

this

---

sign()

▸ sign(key, options?): Promise<string>

Signs and resolves the value of the Compact JWS string.

Parameters

Parameter	Type	Description
key	Uint8Array | CryptoKey | JWK | KeyObject	Private Key or Secret to sign the JWS with. See Algorithm Key Requirements.
options?	SignOptions	JWS Sign options.

Returns

Promise<string>