exportBinaryBase64

Export a key as raw base64 (no PEM headers).

Returns SPKI-encoded base64 for public keys, PKCS#8-encoded base64 for private keys. Useful for compact storage or transmission where PEM overhead is undesirable.

function exportBinaryBase64(
	key: CryptoKey,
): Promise<string>

Parameters

• key: CryptoKey

Throws

• Error — If the key is a symmetric/secret key

See also

• importSpkiBase64 for public key import
• importPkcs8Base64 for private key import