import type { DecryptionRequest, EncryptionRequest, EncryptionResult, HealthCheck, KeyMetadata, SignatureRequest, SignatureResult, VerificationRequest } from '../types.js';
import type { EncryptionProvider } from './base.js';
export type KmsFlavor = 'aws-kms' | 'gcp-kms' | 'azure-keyvault' | 'vault-transit';
export type GenericKmsOptions = {
    flavor: KmsFlavor;
    latencyMs?: number;
};
export declare class GenericKmsProvider implements EncryptionProvider {
    readonly name: string;
    private readonly local;
    private readonly latencyMs;
    constructor(options: GenericKmsOptions);
    private jitter;
    encrypt(request: EncryptionRequest): Promise<EncryptionResult>;
    decrypt(request: DecryptionRequest): Promise<Uint8Array>;
    sign(request: SignatureRequest): Promise<SignatureResult>;
    verify(request: VerificationRequest): Promise<boolean>;
    generateKey(): Promise<KeyMetadata>;
    rotateKey(keyId: string): Promise<KeyMetadata>;
    getKeyMetadata(keyId: string): Promise<KeyMetadata>;
    healthCheck(): Promise<HealthCheck>;
}
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