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

Cyber security, How to pretect my computer from attacking

How to pretect my computer from attacking

Electronic mail, Electronic Mail: Electronic mail which is famous as e-...

Electronic Mail: Electronic mail which is famous as e-mail, as it is known to its number of users, has been around for more than two decades. Before 1990, it was mainly used in

What do you understand by the concept web of trust, Question: a) Name ...

Question: a) Name a method to allow a person to send a confidential email to another person, without risks of a third-party reading the email. Describe briefly the operations

Explain security, W h a t do you understand by the terms security, netwo...

W h a t do you understand by the terms security, network security and information security? How network security and information security are connected? Security can be def

What is the maximum achievable data rate, Question: a) How many bits pe...

Question: a) How many bits per second can be sent on a noiseless 4 MHz channel if four-level digital signals are used? b) If a binary signal is sent over a 3 KHz channel who

Ip datagrams, on LAN,where are IP datagrams transported?

on LAN,where are IP datagrams transported?

Compare the suitability and properties of isdn and adsl, Question : An a...

Question : An aircraft manufacturing company is considering linking the network of one of its offices to the network of its Headquarter using either xDSL or ISDN. i. Compare

Fuckkkkk, Ask question #Minimum.. 100 words accepted#

Ask question #Minimum.. 100 words accepted#

Pseudonymous remailers and cypherpunk remailers, Problem (a) As a fore...

Problem (a) As a forensic investigator, you are needed to trace the source of an email. It is suspected that the email header has been forged. Show how you would proceed to

Distinguish between passive and active attacks, Problem (a) Distinguis...

Problem (a) Distinguish between passive and active attacks. (b) Give two reasons why it is important to organise security awareness programs for users. (c) Describe how

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