Posted by: kahgoh on: 29 November, 2008
In A Certificate’s Subject, Issuer and its keyUsage, a certificate was read into memory and its subject and issuer names and its key usage extension contents were outputted. Here, the subject alternate names and extended key usage names are extracted. Both of these extensions are defined in RFC 3280 as a SEQUENCE of something. In [...]
Posted by: kahgoh on: 25 November, 2008
In Building a simple menu in Android, a menu was built using the MenuBuilder. Since the release of version 1.0 (release 1), MenuBuilder has been removed. In this tutorial, we’ll set up a custom menu that gets displayed when the menu button is pressed.
To add the menu for your application, your activity needs to override [...]
Posted by: kahgoh on: 23 November, 2008
The first code that I ever wrote using OpenSSL was one that read the certificate into memory and examined the values of the keyUsage extension. In fact, OpenSSL provides the functionality to extract all of the information from an X509 certificate that you possibly want. In this tutorial, an X509 certificate is read into memory [...]