정보보호입문 PKI Issuer Subject SubjPUK DS
- 최초 등록일
- 2013.11.14
- 최종 저작일
- 2013.05
- 5페이지/ MS 워드
- 가격 2,000원
목차
1. Q-1
2. Q-2
본문내용
{( w and w-1 )} = (5, 17), (11, 23), (19, 31), (25, 37), (47, 59), (53, 65), (61, 73), (67, 79)
PRKA = {5, 129} PUKA = {17, 129} PRKB = {11, 129} PUKB = {23, 129}
PRKCCA = {19, 129} PUKCCA = {31, 129} PRKMCA = {25, 129} PUKMCA = {37, 129}
PRKRCA = {47, 129} PUKRCA = {59, 129}
Q-1) Create "All" the required digital certificates according to the PKI in Figure 4(above) to completely authenticate all the public keys used in the following SET cryptography(Figure below). When you create certificates, use the following format.
Issuer=? Subject=? SubjPUK=? DS=?
RootCA Certificate
PUKRCA => 59 => 0111011
HashDC(0111011) = 1101110 => 110
11053 mod 129 = 14
Issuer=RootCA Subject=RootCA SubjPUK=59 DS=14
CCA Certificate
PUKCCA => 31 => 0011111
HashDC(0011111) = 1111100 => 124
12453 mod 129 = 52
Issuer=RootCA Subject=CCA SubjPUK=31 DS=52
MCA Certificate
PUKMCA => 37 => 0100101
HashDC(0100101) = 0010110 => 22
2253 mod 129 = 94
Issuer=RootCA Subject=MCA SubjPUK=37 DS=94
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