试题详情
- 多项选择题Which of the following statements are true regardinghashing？ （）
A、 MD5 produces a 160-bit result.
B、 SHA-256 is an extension to SHA-1 with a longer output.
C、 MD5 takes more CPU cycles to compute than SHA-1.
D、 Changing1 bit of the input to SHA-1 changes 1 bit of the output.
E、 SHA-1 is stronger than MD5 because it can be used with a key to prevent modification.
- B,D
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