{HEAD ~ The subject matter} relates to {TAIL ~ a method} for securely creating and sending an electronic message, in which the following steps are run through: 
{ HEAD ~ The subject matter } relates to { TAIL ~ a method } for securely creating and sending an electronic message , in which the following steps are run through :
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH