MCQOPTIONS
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MCQOPTIONS
| 1. |
In GCM, we define S as S = GHASH(A||0^v||C||0^u||[len(A)]||[len(C)]). What is v defined as?a) 64 ceil[len (A)/128] – len (A)b) 64 ceil[len (C)/128] – len (C)c) 128 ceil[len (A)/128] – len ( |
| A. | 64 ceil[len (A)/128] – len (A) |
| B. | 64 ceil[len (C)/128] – len (C) |
| C. | 128 ceil[len (A)/128] – len (A) |
| D. | 128 ceil[len (C)/128] – len (C) |
| Answer» D. 128 ceil[len (C)/128] – len (C) | |