taille X509 cle RSA 512

Bonjour
J'ai généré un certificat X509 v3 avec une clé RSA 512bit, elle est de taille 338 octet
je veux réduire cette taille, puis je supprimer des info inutiles pr mon projet.
pourriez vous m'indiquer la taille de chaque champs dans le certificat X509.

Code:

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
Certificate:
    Data:
        Version: 1 (0x0)
        Serial Number: 1 (0x1)
        Signature Algorithm: md5WithRSAEncryption
        Issuer: CN=ARAN CA
        Validity
            Not Before: Apr 27 00:14:08 2009 GMT
            Not After : Aug 25 00:14:08 2009 GMT
        Subject: CN=0.0.0.1
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
            RSA Public Key: (512 bit)
                Modulus (512 bit):
                    00:b0:23:9d:6b:ef:e6:a4:ca:dd:9c:b4:4d:e9:b3:
                    4e:91:24:3e:4f:70:21:28:29:c8:2c:c4:6f:fc:46:
                    ac:d7:79:19:d6:f0:01:34:d6:32:80:5c:a1:88:6f:
                    a4:4a:f2:f4:91:cc:3d:46:c1:11:6a:d3:a7:47:5e:
                    13:c1:be:b5:55
                Exponent: 65537 (0x10001)
    Signature Algorithm: md5WithRSAEncryption
        04:bd:19:39:6e:a7:d2:a0:bc:19:2b:1b:dc:44:2f:63:5e:4a:
        e4:e7:dc:e9:04:74:0a:38:5c:70:8d:1b:ef:f6:a3:52:4c:fc:
        c5:10:e8:dd:fb:85:d5:93:e8:44:7a:55:50:ea:28:7a:17:a8:
        19:d5:cd:a1:7e:d6:c4:c9:38:67:2c:79:c3:bd:5d:88:8a:b9:
        4e:ba:b0:5d:70:f6:75:41:5b:b7:0a:22:86:20:f0:65:ec:e3:
        9a:5e:7c:49:7f:03:89:d9:ca:a2:44:ac:90:c8:d9:15:c6:35:
        1c:17:a6:0d:58:ef:a4:55:8e:d6:3d:73:64:a2:55:1d:f2:85:
        9e:ed
-----BEGIN CERTIFICATE-----
MIIBTjCBuAIBATANBgkqhkiG9w0BAQQFADASMRAwDgYDVQQDEwdBUkFOIENBMB4X
DTA5MDQyNzAwMTQwOFoXDTA5MDgyNTAwMTQwOFowEjEQMA4GA1UEAxMHMC4wLjAu
MTBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQCwI51r7+akyt2ctE3ps06RJD5PcCEo
KcgsxG/8RqzXeRnW8AE01jKAXKGIb6RK8vSRzD1GwRFq06dHXhPBvrVVAgMBAAEw
DQYJKoZIhvcNAQEEBQADgYEABL0ZOW6n0qC8GSsb3EQvY15K5Ofc6QR0CjhccI0b
7/ajUkz8xRDo3fuF1ZPoRHpVUOooeheoGdXNoX7WxMk4Zyx5w71diIq5TrqwXXD2
dUFbtwoihiDwZezjml58SX8DidnKokSskMjZFcY1HBemDVjvpFWO1j1zZKJVHfKF
nu0=
-----END CERTIFICATE-----

Merci!