The increased level of sophistication and complexity of X11 is believed to make it one of the safest hashing algorithms in use and gives the network an extra layer of security as compared to other PoW algorithms that are single-hash based.In the event of a computing breakthrough to break the...
In other words you used the command importaddress DF61X3Gn1H8zVeV2QoERgprKAivufsVkA4 "" true from the console. However this address doesn't "belong" to your wallet, it exists from another wallet (hopefully you have access to). The question is can you remember from where you got that ...