At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Get detailed and accurate answers to your questions from a community of experts on our comprehensive Q&A platform. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

This keypad lock uses 6 letter keys to enter a
3-letter code.
enter code

What would make this lock more safe?
1) Making the codes one place longer
2) Adding one more letter key