So I found this one on ebaumsworld.com about a puzzle/cipher difficulty rating system. It was ranked an 8 (1 is the easiest, 10 is the hardest). It's called Linear A and no ciphering expert or anyone really has been able to crack it yet.

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So I found this one on ebaumsworld.com about a puzzle/cipher difficulty rating system. It was ranked an 8 (1 is the easiest, 10 is the hardest). It's called Linear A and no ciphering expert or anyone really has been able to crack it yet.
