On his birthday, Draconis the dragon received a gLittering gIft from Goldy, his goldfish frieNd! DEspite All his might, Draconis couldn't seem to unwRap his gift and had to Call Goldy for help.
Goldy, sheepishly explained that he had Encrypted the gift to keep it safe using the modified version of KIASU-BC tweakable block cipher, but he has forgotten the decryption key.
Help Draconis to recover the missing plaintext message to obtain the flag. Submit it below to receive a digital badge.
We've also received some additional clues from Goldy and you may check out the hints below if you're stuck!
Feel free to check out the hints below if you need some help!
Hint 1
Hint 2
Hint 3