your comment is only partially

来源: 于 2005-01-13 14:59:46 [旧帖] [给我悄悄话] 本文已被阅读：次

corret.

you are right that even with 256-bit key, 只是耗费软件计算更长点时间而已. However, "how long" is really the issue. The time expands exponentially and craking with limited resources is not feasible.

It sounds like you understand how encryption works in theory, but not in practical.