5. The method of claim 4 wherein generating the test code-phrase template comprises finding a longest common sequence from the longest common sequence (LCS) template for the registered code phrase.
5. The method of claim 4 wherein generating the test code-phrase template comprises finding a longest common sequence from the longest common sequence (LCS) template for the registered code phrase. 6. The method of claim 5 wherein comparing in temporal order setting a threshold of acceptance of the registration code phrase by finding its Longest Common sequence score against the test code phrase template.