import { type COSEALG, type COSEPublicKeyEC2 } from '../../cose.js';
import type { Uint8Array_ } from '../../../types/index.js';
/**
 * Verify a signature using an EC2 public key
 */
export declare function verifyEC2(opts: {
    cosePublicKey: COSEPublicKeyEC2;
    signature: Uint8Array_;
    data: Uint8Array_;
    shaHashOverride?: COSEALG;
}): Promise<boolean>;
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