X.509, Computer Network Security

Assignment Help:
Consider the details of the X.509 certificate shown below.
a. Identify the key elements in this certificate, including the owner''s name and public key, its validity dates, the name of the CA that signed it, and the type and value of signature.
b. State whether this is a CA or end-user certificate, and why.
c. Indicate whether the certificate is valid or not, and why.
d. State whether there are any other obvious problems with the algorithms used in this certificate.

Certificate:
Data:
Version: 3 (0x2)
Serial Number: 3c:50:33:c2:f8:e7:5c:ca:07:c2:4e:83:f2:e8:0e:4f
Signature Algorithm: md5WithRSAEncryption
Issuer: O=VeriSign, Inc.,
OU=VeriSign Trust Network,
CN=VeriSign Class 1 CA Individual - Persona Not Validated
Validity
Not Before: Jan 13 00:00:00 2000 GMT
Not After : Mar 13 23:59:59 2000 GMT
Subject: O=VeriSign, Inc.,
OU=VeriSign Trust Network,
OU=Persona Not Validated,
OU=Digital ID Class 1 - Netscape
CN=John Doe/Email=
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
RSA Public Key: (512 bit)
Modulus (512 bit):
00:98:f2:89:c4:48:e1:3b:2c:c5:d1:48:67:80:53:
d8:eb:4d:4f:ac:31:a9:fd:11:68:94:ba:44:d8:48:
46:0d:fc:5c:6d:89:47:3f:9f:d0:c0:6d:3e:9a:8e:
ec:82:21:48:9b:b9:78:cf:aa:09:61:92:f6:d1:cf:
45:ca:ea:8f:df
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Basic Constraints:
CA:FALSE
X509v3 Certificate Policies:
Policy: 2.16.840.1.113733.1.7.1.1
CPS: https://www.verisign.com/CPS
X509v3 CRL Distribution Points:
URI:https://crl.verisign.com/class1.crl
Signature Algorithm: md5WithRSAEncryption
5a:71:77:c2:ce:82:26:02:45:41:a5:11:68:d6:99:f0:4c:ce:
7a:ce:80:44:f4:a3:1a:72:43:e9:dc:e1:1a:9b:ec:64:f7:ff:
21:f2:29:89:d6:61:e5:39:bd:04:e7:e5:3d:7b:14:46:d6:eb:
8e:37:b0:cb:ed:38:35:81:1f:40:57:57:58:a5:c0:64:ef:55:
59:c0:79:75:7a:54:47:6a:37:b2:6c:23:6b:57:4d:62:2f:94:
d3:aa:69:9d:3d:64:43:61:a7:a3:e0:b8:09:ac:94:9b:23:38:
e8:1b:0f:e5:1b:6e:e2:fa:32:86:f0:c4:0b:ed:89:d9:16:e4:
a7:77

Related Discussions:- X.509

Security policies, implementing password policy in organisation

implementing password policy in organisation

Potential risks to information systems, Information System Security 1. ...

Information System Security 1. Write about: a. Potential Risks to Information Systems b. Factors to be addressed for making information systems more secure 2. Write about t

Define bridges, Bridges perform both in the data link layers and physical...

Bridges perform both in the data link layers and physical of LANs of same kind. They split a bigger network in to smaller segments. They have logic that accept them to store the

Cryptographic algorithms-cryptography, Cryptographic algorithms Cryptogr...

Cryptographic algorithms Cryptographic algorithms are broadly classified into two broad categories. They are stated below 1.  Symmetric Encryption and 2.  Asymmetric Encryptio

Simplex data exchange, Simplex data exchange Simplex communication def...

Simplex data exchange Simplex communication defines to communication that happens in one direction only. Two definitions have made over time: a common definition, which is des

Techniques for combating spam mails, Techniques for combating Spam mails ...

Techniques for combating Spam mails Many anti spam products are commercially available in market. But it should also be noted that no  one technique is a complete solution to

The cost benefit analysis (cba) formula, The Cost Benefit Analysis (CBA) Fo...

The Cost Benefit Analysis (CBA) Formula CBA determines that whether the control alternative being evaluated is worth cost incurred to control vulnerability or not. CBA easily ca

Address resolution with message exchange, ADDRESS RESOLUTION WITH MESSAGE E...

ADDRESS RESOLUTION WITH MESSAGE EXCHANGE An alternative to local calculation is a distributed function. A computer that requires to find an address transmits a message across

Define half-duplex, A  half-duplex (HDX) system gives communication in b...

A  half-duplex (HDX) system gives communication in both directions, but only one direction at a time. Hardly, once a party stats receiving a signal, it must need for the transmi

Why is this setup not secure, Question: a) You are using Active Directo...

Question: a) You are using Active Directory Users under Windows Server 2003 and Computers to configure user objects in your domain, and you are able to change the address and

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd