MD5 is a hashing algorithm--a sort of "one-way" encryption. Click the green flag. Demo button: trivia game! (impossible to cheat) ASCII button: encode and hash a string hex button: hash a hexstring
Read more about MD5: https://en.wikipedia.org/wiki/MD5 Read more about hashing algorithms: https://en.wikipedia.org/wiki/Cryptographic_hash_function ***NOTE: MD5 is not considered a cryptographically secure hashing algorithm, due to its speed.***