import type { EncryptedCredentialSecret } from './KeyWrapper';
export interface GatewayPrincipal {
    webId: string;
}
export type ProviderSecret = Record<string, unknown>;
export interface CredentialVault {
    seal(principal: GatewayPrincipal, credentialIri: string, provider: string, secret: ProviderSecret): Promise<EncryptedCredentialSecret>;
    open(principal: GatewayPrincipal, credentialIri: string, provider: string, encrypted: EncryptedCredentialSecret): Promise<ProviderSecret>;
    rewrap(principal: GatewayPrincipal, encrypted: EncryptedCredentialSecret): Promise<EncryptedCredentialSecret>;
    needsRewrap?(encrypted: EncryptedCredentialSecret): boolean;
}
export declare class CredentialVaultError extends Error {
    constructor(message?: string);
}