No public key available and yum

To: For users of Fedora Core releases <fedora-list@xxxxxxxxxx>
Subject: No public key available and yum
From: Paul Smith <phhs80@xxxxxxxxx>
Date: Mon, 29 Aug 2005 09:37:43 +0100
Domainkey-signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:reply-to:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=K7PGdGzmiG+VwCmvhTGRVUfVoquRVEdgbXsjgXc8l4OeuJanyakHHL5YxpOgREkIiD+3lmomfMl2aXd53DHaDosjfjHMiLvj11eq+luRHSPZIjl4HxqXRWPswYCksnhjyqr1lSOnwaY6rLsq1v1pk2z5QJNmWP/kYm9k0uElbRQ=
List-archive: <https://www.redhat.com/archives/fedora-list>
List-help: <mailto:[email protected]?subject=help>
List-id: For users of Fedora Core releases <fedora-list.redhat.com>
List-post: <mailto:[email protected]>
List-subscribe: <http://www.redhat.com/mailman/listinfo/fedora-list>, <mailto:[email protected]?subject=subscribe>
List-unsubscribe: <http://www.redhat.com/mailman/listinfo/fedora-list>, <mailto:[email protected]?subject=unsubscribe>
Reply-to: For users of Fedora Core releases <fedora-list@xxxxxxxxxx>

Dear All

Is it possible to install packages without any public key available with yum?

Thanks in advance,

Paul