import { ICredentialType, INodeProperties } from "n8n-workflow";
export declare const IMAP_CREDENTIALS_NAME = "imapApi";
export declare enum STARTTLS_USAGE {
    NEVER = "never",
    IF_SUPPORTED = "if_supported",
    ALWAYS = "always"
}
export declare const DEFAULT_STARTTLS_USAGE = STARTTLS_USAGE.IF_SUPPORTED;
export declare class ImapCredentials implements ICredentialType {
    name: string;
    displayName: string;
    properties: INodeProperties[];
}
export interface ImapCredentialsData {
    host: string;
    port: number;
    user: string;
    password: string;
    tls: boolean;
    startTLSUsage: STARTTLS_USAGE;
    allowUnauthorizedCerts: boolean;
}