iftcrypt 1.0.0 © 2006 by Turku PET Centre
   
  Encrypting/Decrypting values associated with specified key words in
  an Interfile-type file (IFT). Only valid IFT lines are written in output
  file; file name for output can be the same as for input.
  Password must contain only alphanumeric characters. It must not be any of
  the key words in IFT file.
   
  Usage: iftcrypt [options] <filename> <output IFT file> <password> <key(s)>
   
  Options:
   -e[ncrypt] | -d[ecrypt]
     Encrypt or decrypt the specified contents; encrypted by default.
   -maybe
     If any of the fields may already be processed, exit with error.
   
  e.g.:  iftcrypt -encrypt iea00345.ift iea00345.ift swordfish patient_name patient_id
   
  See also: 
iftlist, 
iftadd, 
iftdel, 
e7lmhdr, 
e7emhdr
   
  Keywords: IFT, tool, encryption, decryption