I've got wallet.dat and I was told by many different people that it's going to be easy to crack
Why didn't you continue in your last topic?
~snip~Maybe because he couldn't find it - it's always easier to open a new topic and start the whole story from the beginning. However, with such an attitude, it is certainly not realistic to expect success - but perhaps it is not something that should be considered a tragedy.
Assuming that the story is true, the person who set up the protection had two possible goals - the first is that no one can gain access to those coins, and the second is that only those who will be intelligent enough to understand how to unlock them can get them.