X.509 Certificate access credentials, which you can get here.
Many of them need Java to be installed. If you need to install Java, see our HowTo: Install Java article.
A program to download files from the Internet. You can use your browser for this, but the following articles use curl. See below on how to install curl if needed.
A program to unzip .zip files. The following articles use unzip. See below on how to install it if needed.
Check your version of Java
Console - user@hostname ~ $
1
java -version
Check your version of Perl
Console - user@hostname ~ $
1
perl -v
Check your version of Ruby
Console - user@hostname ~ $
1
ruby -v
Check your version of Curl
Console - user@hostname ~ $
1
curl --version
Installing Perl module
Some of the tools require additional perl modules. Here’s how to install one:
Console - user@hostname ~ $
1
perl -MCPAN -e 'install module'
for example, MIME::Base64
Console - user@hostname ~ $
1
perl -MCPAN -e 'install MIME::Base64'
To upgrade the all your modules to their current versions