懸賞翻譯一句英文，僅僅一句話

大家好！這兒有段英文需要翻譯。期望大家踴躍參加。一定要把翻譯結果發到我的郵箱：my-translation[ta]163.com。由于翻譯工作需要保密，而且防止相互抄襲，要設為保密。
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.