What kind of code is used in this?
508 223 and so on and so forth...
Three numbers corresponds to one letter
3 answers
those numbers are are hexadecimal. it's part of the binary world
There is no evidence that it is hexadecimal
it's just a substitution cipher, since a group of digits is substituted for a letter. It confuses the issue a bit, since it requires an extra step of discovering how many digits correspond to a letter, but then it succumbs to the usual analysis.