悬赏翻译一句英文，仅仅一句话

大家好！这儿有段英文需要翻译。期望大家踊跃参加。一定要把翻译结果发到我的邮箱：my-translation[ta]163.com。由于翻译工作需要保密，而且防止相互抄袭，要设为保密。
Firms are increasingly relying on software to detect fraud in domains such as security, financial services,tax, and auditing. A fundamental problem in using detection software for fraud etection is achieving the optimal balance between the detection and false-positive rates.