APPENDIX C Installing Windows Certificates

The Firebox SSL VPN Gateway includes the Certificate Request Generator to automatically create a cer- tificate request. After the file is returned from the Certificate Authority, it can be uploaded to the Firebox SSL VPN Gateway. When the file is uploaded, it is converted automatically to the correct format for use. If you do not want to use the Certificate Request Generator to create the signed certificate, use Linux OpenSSL to administer any certificate tasks. If Linux is not available, Cygwin UNIX environment for Win- dows is recommended, which includes an OpenSSL module. Instructions for downloading, installing, and using the Cygwin UNIX environment to generate a CSR are included in this section.

If you are familiar with certificate manipulation, you can use other tools to create a PEM-formatted file. The certificate that you upload to the Firebox SSL VPN Gateway must have the following characteristics:

•It must be in PEM format and must include a private key

•The signed certificate and private key must be unencrypted

If Linux OpenSSL is not available, install the Cygwin UNIX environment for Windows. When you install Cygwin, you must choose the OpenSSL modules as described in the following steps.

To install Cygwin

1Use a Web browser to navigate to http://www.cygwin.com and click Install Cygwin Now.

2Follow the on-screen instructions to open the setup installer.

3In the Cygwin Setup dialog box, click Next.

4Click Install from Internet and then click Next.

5Accept the default root installation directory settings and then click Next.

6Accept the default local package directory setting and then click Next.

7In the Internet Connection screen, click Use IE5 Settings and then click Next.

8In the list of Available Download Sites, click ftp://ftp.nas.nasa.gov and then click Next.

9In the Select Packages screen, click the View button.

10Scroll the packages list to locate in the Package column openssl: The OpenSSL runtime

environment and openssl-devel: The OpenSSL development environment.

11In the New column for those two entries, click Skip.

The current version number of Cygwin appears.

Administration Guide

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WatchGuard Technologies SSL VPN manual To install Cygwin, Click Install from Internet and then click Next
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SSL VPN specifications

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