Red Hat Linux 9: Red Hat Linux �� ̵�
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�η� B. Gnu Privacy Guard ��ϱ�

�ѹ��̶� ��а� �ٸ� �� ְ� �޴� �̸�� ִٰ� �ǽ�� ̽��ϱ�? �� ϴ� �� 3�ڰ� �̸�� ߿� �̸�� ä�ų� �� ̸�� ɼ�� ֽ��ϴ�.

�� ("��"�� Ҹ��) �� ȿ� �־�� ü�� ٸ� �� ޵˴ϴ�. �� ͳ�� ̸�ŭ �� մϴ�; �̸�� ̿�� ȣȭ�� ؽ�Ʈ�� ۵˴ϴ�. �� ̸�� ٸ� �� ų� ��ϴ� �� ִ� ��� Ư�� ġ�� ʽ��ϴ�.

�� ȣ�� Ͽ�, Red Hat Linux 9�� GNU Privacy Guard�� GnuPG�� ϰ� ��, GnuPG�� Red Hat Linux ��ġ �� ⺻�� ġ�˴ϴ�. GnuPG�� GPG�� θ��ϴ�.

GnuPG�� ſ� ��Ǵ� ��μ� PGP (Pretty Good Privacy, �θ� ��Ǵ� ��ȣȭ �� α׷�)�� ȣȭ �� ü�ϴ� �� Ʈ�� Դϴ�. �� GnuPG�� Ͽ� ��Ϳ� �̸�� ȣȭ�� Ӹ� �ƴ϶� �� (digital signature)�� ֽ��ϴ�. GnuPG�� PGP 5.x�� ص��ϰ� ��ϴ� �ɷ�� ߰� �ֽ��ϴ�.

GnuPG�� ٸ� ��ȣȭ ǥ�ذ�� ȣȯ�� п�, �� ̸�� Windows�� Macintosh�� ٸ� � ü�� ̸�� α׷�� ȣȯ�� Դϴ�.

GnuPG�� ڰ� ��ϰ� ��͸� ��ȯ�� ֵ�� ��Ű ��ȣȭ (public key cryptography) �� ä��ϰ� �ֽ��ϴ�. ��Ű ��ȣȭ ��Ŀ�� ڴ� �ΰ�� Ű: ��Ű(public key)�� Ű(private key)�� ؾ� �մϴ�. ��Ű�� ٸ� �� ȯ�ϰų� Ű�� ȯ�� Ű�� ˷�� ȵ˴ϴ�.

��ȣȭ �� Ű�� �� ϴ��Ŀ� �� ޶��ϴ�. �� ȣ ��(conventional cryptography)�̳� ��Ī ��ȣ �� (symmetric cryptography)�� ȣȭ�� ص�� Ű(��Ű)�� մϴ�. �ݸ鿡 ��Ű ��ȣ �� ΰ�� Ű:��Ű�� Ű�� մϴ�. ��ڳ� �� ڽ�� Ű�� й��ϰ� ��Ű�� и�� մϴ�. ��Ű�� ȣȭ�� ʹ� �� Ű�� Ͽ� �ص�� ; ��Ű�� ȣȭ�� ʹ� �� Ű�� Ͽ� �ص�� ֽ��ϴ�.

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	��Ű�� ϰ� �� ְ� �ް�� ϴ� �� Ű�� ׾߸�� и� �˰��ž� �Ѵٴ� �� νʽÿ�.

��ȣȭ�� ޴��󿡼� �ٷ�⿡�� ʹ�� Դϴ�. �� ǻ�Ȱ�� GnuPG�� ŭ�� Ͻ��ϴ�. GnuPG, PGP�� ȣȭ �� ϽŴٸ�, B.8 �� Ͻñ� �ٶ��ϴ�.

B.1. ��

GnuPG �� ó�� Ͻø�, �� Ȩ ��丮�� .gnupg ��丮�� ˴ϴ�. 1.2 �� ϸ�� .gnupg/options�� .gnupg/gpg.conf�� Ǿ��ϴ�. �� Ȩ ��丮�� .gnupg/gpg.conf �� ã�� ٸ�, .gnupg/options �� ˴ϴ�. 1.2 �� ϽŴٸ�, �� Ͽ� �� ̸�� Ͻñ� ��մϴ�:

mv ~/.gnupg/options ~/.gnupg/gpg.conf

1.0.7 �� ׷��̵� �ϽŴٸ�, Ű�� о��µ� �ɸ�� ð�� ̱� ��Ͽ� �� Ű�� ĳ�ø� �� ֽ��ϴ�. �� ۾�� Ͻ÷��, �� Ͻñ� �ٶ��ϴ�:

gpg --rebuild-keydb-caches

�η� B. Gnu Privacy Guard �����ϱ�

B.1. ���� ����

�η� B. Gnu Privacy Guard ��ϱ�

B.1. ��