The lab
Tests and tools
Built to answer one question honestly: when you find a pattern, how often would chance have made it for you?
Real or Random?
Ten rounds. One of each pair came from chance. One came from a person trying to look random. Which is which?
Open →The Code Finder
Search any text for a word spelled out at a fixed skip, then see how many times chance alone should have produced the same hit.
Open →The Cipher Bench
Caesar, Atbash, Morse, Vigenère, Bacon, binary, Ge'ez numerals and gematria on one bench. Built for the covers in this series, useful for anything else.
Open →Atbash Cipher
The oldest mirror cipher: first letter for last, second for second last. Some scholars think it hides a name in the book of Jeremiah.
Open →Caesar Cipher
Shift every letter along the alphabet. Pick a shift, or let the bench try all 25 and show you which one reads as English.
Open →Morse Code Translator
Type words, get dots and dashes. Paste dots and dashes, get words.
Open →Ge'ez Numerals
Ethiopic numerals have no zero and no place value. Convert any number up to 9,999 and back.
Open →Gematria Calculator
Add up the letters of a word. Then see how easy it is to find another word with the same number.
Open →