GUNSHIP by Microprose, not only used Rapidlok protection BUT ALSO a manual check.
You must identify a tank/vehicle to continue the game. These are in the original manual, so I put this PDF together incase you do not have the original manual.
Battles of Napoleon will ask you for a code word directly after the title screen.
I made this list from the HEX data in the program.
Download this PDF: Battles of Napoleon Codes
Heroes of the Lance – Copy Protection Codes
This game by SSI used a manual lookup code at the start as it’s form of copy protection.
Here is a quick sheet I made in case you do not have the original manual:
OCEAN RANGER – Log in Codes
A naval simulation game. The Ocean Ranger is the first of a new class of frigate sized missile ships. You are able to track and destroy targets on the sea surface, beneath the sea, and in the air. Missions occur in one of four locations (from easiest to most difficult), the Bering Sea, Southeast Asia, Central America, and the Persian Gulf. While in port you can choose to equip your ship with a variety of weapons, then take off to rid an area of hostile enemies. In battle the view is from the deck of the boat, allowing enemies to be targeted and destroyed.
During log in you are asked for your CLEARANCE CODE, below are the answers:
Easy Script – Leroy’s Cheat sheet