if !sys.Initialized() {
		return updatedAt, errServerNotInitialized
	}

	if !auth.IsAccessKeyValid(accessKey) {
		return updatedAt, auth.ErrInvalidAccessKeyLength
	}

	if auth.ContainsReservedChars(accessKey) {
		return updatedAt, auth.ErrContainsReservedChars
	}

	if !auth.IsSecretKeyValid(ureq.SecretKey) {
		return updatedAt, auth.ErrInvalidSecretKeyLength
	}