-Various companies hold various patents for various algorithms in
-various locations around the world. YOU are responsible for ensuring
-that your use of any algorithms is legel by checking if there are any
-patents in your country. The file contains some of the patents that we
-know about or are rumoured to exist. This is not a definitive list.
-
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-
-RSA Data Security holds software patents on the RSA and RC5 algorithms.
-If their ciphers are used used inside the USA (and Japan?), you must contact
-RSA Data Security for licencing conditions. Their web page is
-http://www.rsa.com
-
-RC4 is a trademark of RSA Data Security, so use of this label should perhaps
-only be used with RSA Data Security's permission.
-
-The IDEA algorithm is patented by Ascom in Austria, France, Germany,
-Italy, Japan, Netherlands, Spain, Sweden, Switzerland, UK and the USA.
-They should be contacted if that algorithm is to be used, their web page is
-http://www.ascom.ch
-