 GnuPG,      ,
  PGP,      OpenPGP
(OpenPGP Message Format standard).  GnuPG   -
  IDEA  BUGS (www.gnu.org/directory/bugs.html),  
   :     GNU GPL (.
 "  "  1).       
    .  ,  
PGP  GnuPG,  .

 GnuPG   gpg. GnuPG   gpg,   
       GnuPG.

 GNU        "The GNU Privacy
Handbook" ( GNU Privacy Guard)       
http://www.gnupg.org/(en)/documentation/guides.html (    
http://www.inar.ru/~zwon/gph/bookl.html).    Web-  -
 Gnu Privacy Guard (GnuPG) Mini Howlo,       
 gpg. , ,  info-  gpg.

 , gpg    . ,   -
  ,  ,   ,  -
  .

 

    ,        -
  .      Linux: 
chmod (.  "chmod:   "  6)   -
  .       -
  ACL (Access Control List    ). 
ACL    Solaris, Windows NT/2000/XP, VAX/VMS   
. Fedora Core 2  ACL; . man- acl.   
 ,      (, -
          ). 
     .    ,  -
  ,     . (,  -   ,
          .)

  

         ,   -
 ,   .       -
 GnuPG,     PGP.  (Privacy Enhanced Mail  
 )   ,   ,     .

 .  939