you are a
1. Hash algorithm
2. Used for checking validity without storing the original
3. Stored as one of the valid hash values (or buckets).
4. you want my name hashed? So it sounds like you are describing a hash algorithm that goes from 5 to 99, so adding up Ascii values of my name (SteveV) mod 94 +5 would do that, which is 83+116+101+118+101+86 mod 94 + 5 = 40
I begin on the fifth floor
and end on floor ninety-nine.
When you hash something you put it the results in buckets or floors?
Made by rounds of four
and bland bits of design.
This sounds like it may be describing a hash technique
Here its value's its description
advance of being digested.
hash is food before it is eaten/digested
Some checks confused with encryption.
Has your security been tested?
Hash is confused with encryption. But encryption can be decrypted, hash is one way.
your anagram spells "I am a Hash"