• Subject: Re: file encryption
  • From: "Leif Svalgaard" <leif@xxxxxxxx>
  • Date: Wed, 31 Jan 2001 11:49:44 -0600

From: Carl Galgano <cgalgano@ediconsulting.com>
To: <MIDRANGE-L@midrange.com>

> The data are banking transactions, we will send each transaction once.

I see no need to be fancy (and depend on all kind of external factors).
Compress the data (CMRDATA), "encrypt" with a shared secret key
by XORing the compressed data starting past the 12-byte header.
This relies on your saying "need some encryption", implying that
NSA-type security is not really needed.


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