import type * as SecureStoreTypes from 'expo-secure-store';
/** Loads or creates the key used to encrypt an MMKV-backed SDK storage instance. */
export declare function getOrCreateMmkvEncryptionKey(options?: getOrCreateMmkvEncryptionKey.Options): Promise<string>;
export declare namespace getOrCreateMmkvEncryptionKey {
    /** Options for `getOrCreateMmkvEncryptionKey`. */
    type Options = {
        /** SecureStore item name. @default "tempo.mmkvEncryptionKey" */
        name?: string | undefined;
        /** SecureStore options used for reading and writing the key. */
        store?: SecureStoreTypes.SecureStoreOptions | undefined;
    };
}
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