Everyone has secrets. Sometimes, those secrets have to be communicated to someone else, but there is a risk of the communication coming into the hands of an unintended third party.
Secret communication has three aspects. One is physically protecting the communication from interception while en route or theft after it is received by the intended recipient.
The second is hiding the secret communication so the interceptor doesn't know it's actually there. This is the . . .
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- The Grantville Gazette Staff