export declare function getAwsCredentials(): Promise<import("@smithy/types").AwsCredentialIdentity | null>;
export declare function getAwsRegion(): Promise<string | null>;
export declare function getStsHostname(region: string): string;
/**
 * Tries to create a workload identity attestation for AWS.
 * If the application isn't running on AWS or no credentials were found, returns null.
 */
export declare function getAwsAttestationToken(): Promise<string | null>;