A code 2 is a Starfleet encription protocol used when transmitting near unfriendly territory until the mid-23rd century when the Romulans decripted it. It was replaced by the Code 3. (TOS: "The Deadly Years")
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A code 2 is a Starfleet encription protocol used when transmitting near unfriendly territory until the mid-23rd century when the Romulans decripted it. It was replaced by the Code 3. (TOS: "The Deadly Years")