For a limited time, get a free copy of Surviving Mars Deluxe Edition when you subscribe to the Humble Bundle newsletter.

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LetsMonitor.org is a free service to enable website certificate owners to receive alerts when their certificates are close to expiring or misconfigured. The service will send notifications to multiple contacts.

KeyStore Explorer is an open source GUI replacement for the Java command-line utilities keytool and jarsigner. KeyStore Explorer presents their functionality, and more, via an intuitive graphical user interface.

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