Other OpenPGP Considerations 163
OpenPGP and Shared Systems
Throughout this book I’ve pounded home the idea that your
OpenPGP computer should be a single-user system, but you
might choose to make an exception. For example, corporate
computers frequently have an administrative team that handles
OS updates, antivirus protection, and so on, and these people
have administrative access to all the computers in the company.
If you must use OpenPGP in such an environment, here are
some ways to mitigate the risk:
• If you’re using Windows 95, Windows 98, or Windows Me
and cannot upgrade to a more modern operating system,
give up. Anyone who can turn your machine on can get
your private key. These operating systems are simply not
secure, period, end. ...