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Annotation of cci/usr/src/man/man1/xsend.1, revision 1.1

1.1     ! root        1: .TH XSEND 1 "18 January 1983"
        !             2: .SH NAME
        !             3: xsend, xget, enroll \- secret mail
        !             4: .SH SYNOPSIS
        !             5: .B xsend
        !             6: person
        !             7: .br
        !             8: .B xget
        !             9: .br
        !            10: .B enroll
        !            11: .SH DESCRIPTION
        !            12: These commands implement a secure communication
        !            13: channel;
        !            14: it is like
        !            15: .IR mail (1),
        !            16: but no one can read the messages except the intended recipient.
        !            17: The method embodies a public-key cryptosystem using knapsacks.
        !            18: .PP
        !            19: To receive messages, use
        !            20: .IR enroll ;
        !            21: it asks you for a password that you must subsequently quote
        !            22: in order to receive secret mail.
        !            23: .PP
        !            24: To receive secret mail,
        !            25: use
        !            26: .IR xget .
        !            27: It asks for your password, then gives you the messages.
        !            28: .PP
        !            29: To send secret mail, use
        !            30: .IR xsend
        !            31: in the same manner as the ordinary mail command.
        !            32: (However, it will accept only one target).
        !            33: A message announcing the receipt of secret mail is also sent
        !            34: by ordinary mail.
        !            35: .SH FILES
        !            36: /usr/spool/secretmail/*.key: keys
        !            37: .br
        !            38: /usr/spool/secretmail/*.[0-9]: messages
        !            39: .SH SEE ALSO
        !            40: mail (1)
        !            41: .SH BUGS
        !            42: It should be integrated with ordinary mail.
        !            43: The announcement of secret mail makes traffic analysis possible.

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