Because a signature alone does not guarantee that the sender is who they say they are, the message transmission is vulnerable to techniques such as replay attacks by some malicious third party.

因为仅仅有数字签名并无法保证发送方就是他们自己所声称的人，消息的传输很容易遭受恶意第三方诸如再现攻击等技术的袭击。

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If the guarantee is made by the third party (except the bank and the insurance company), the loan line shall be no more than 60% of auto funds.

以第三方(银行、保险公司除外)保证方式担保的，贷款最高额可达到购车款的60%。

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When you click on the ad, you find a Google Offer coupon for 15% off on a two-night weekend stay at the property, although Google does not guarantee the legitimacy of the third-party Offer.

当你点击这个广告，你会发现一张名为Google Offer的优惠券，周末两个晚上在该酒店入住可享受八五折的优惠，尽管Google并不保证这种第三方提供的特价的合法性。

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It has arranged for outside investors to guarantee Mr. Cohen an undisclosed price for the painting unless another bidder offers even more during the auction an arrangement called a third-party guarantee.

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Although no third-party company can guarantee you the best rate or a glitch free roll out, they can help you avoid the potentially serious issues that companies face when they decide to implement a new software package.

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