What Is My Thought Like? (“Why is a raven like a writing desk” – SOLVED?)

What Is My Thought Like? (“Why is a raven like a writing desk” – SOLVED?)

I recently acquired a book originally published in 1909, called “Games for The Playground, Home, School, and Gymnasium.” This book is filled with lots of strange and interesting games for children. One that caught my attention is called: “What Is My Thought Like?” You start with all players in a circle. One player thinks of […]

The Playfair Cipher

The Playfair Cipher

The Playfair cipher was invented by Sir Charles Wheatstone and popularized by Baron Lyon Playfair. It is relatively easy to learn and to use with only pencil and paper. It was used during combat in WWII for messages who’s relevance was short lived. I enjoy this cipher mainly because traditionally it’s written down in pairs […]

Defcon 21 Badge Challenge Walkthrough Part 3

Floor Puzzles =================== Clock Face ————— The symbols are Rod Numerals ( https://en.wikipedia.org/wiki/Counting_rods#Rod_numerals ) turned sideways every other digit. When converted to letters reads: defcon, 21, keyword, orrery which leads to: https://www.defcon.org/1o57/dc21/orrery Skull Puzzle —————— The symbols on the skull puzzle are actually from another “Chain of Death” cipher from The Shadow http://www.nku.edu/~christensen/section%205%20symbols.pdf You read it […]