How can I calculate the size of the fields in X.509 certificate for authentication?

Shadab Siddiqui @Shadab_Siddiqui5

01 January 2014 1 5K Report

Is there any tool to calculate it ?

Atta Ur Rehman Khan

You can read all fields of a certificate.

Read this : http://en.wikipedia.org/wiki/X.509

Command: $ openssl x509 -in freesoft-certificate.pem -noout -text

this link may also be helpful: http://apidock.com/ruby/OpenSSL/X509/Certificate

and this as well: http://msdn.microsoft.com/en-us/library/aa529278.aspx

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